PART NO. SPL.PAGE DESCRIPTION
AEH21 TC.A.21 Manifold -inlet -(inlet and exh.manifolds, engine, Twin Cam)
AEH25 TC.A.8 Hub for sprocket -(chain idler, camshaft, engine, Twin Cam)
AEH27 TC.A.9 Adjuster -chain -(camshaft, engine, Twin Cam) -changed to AEH344 -
see CSM MG/288 -13Nov1958
AEH28 TC.A.9 Case -front timing -(camshaft, engine, Twin Cam)
AEH29 TC.A.11 Cylinder head with valve guides -assembly -(cyl.head, engine, Twin
Cam)
AEH30 TC.A.21 Manifold -exhaust (Nos. 1 and 4 cylinders) -(engine, Twin Cam)
AEH31 TC.A.21 Manifold -exhaust (Nos. 2 and 3 cylinders) -(engine, Twin Cam)
AEH35 TC.A.1 Block assembly -cylinder -(engine, Twin Cam)
AEH36 TC.A.1 Half engine -(engine, Twin Cam)
AEH37 TC.A.1 Stripped engine unit -(engine, Twin Cam)
AEH39 TC.A.11 Cylinder head with valve assembly -(cyl.head, engine, Twin Cam)
AEH44 TC.A.5 Crankshaft assembly with flywheel and clutch -(engine, Twin Cam)
AEH45 TC.A.17 Shaft and dog assembly -distributor drive -(dist+dynamo mountings,
engine, Twin Cam)
AEH79 TC.A.7 Gears for crankshaft and half speed shaft (1-pr) -(crankshaft,
engine, Twin Cam)
AEH79 TC.A.8 Gears for crankshaft and half speed shaft (1-pr) -(camshaft,
engine, Twin Cam)
AEH174 15.A.16 Manifold -induction -(exhaust and inlet manifold, 1500)
AEH194 15.A.16 Stud for exhaust pipe flange (3) -(exhaust and inlet manifold, 1500)
AEH194 16.A.15 Stud -exhaust pipe flange (3) -(inlet and exhaust manifold, 1600)
AEH194 TC.A.21 Stud for outlet flange (6) -(exhaust manifold, engine, Twin Cam)
AEH195 15.A.16 Nut for stud -(exhaust pipe flange, exhaust manifold, eng.unit, 1500)
AEH195 16.A.15 Nut stud (3) -(exhaust pipe flange, inl+exh manifold, eng.unit, 1600)
AEH195 TC.A.21 Nut for stud (6) -(outlet flange, exh.manifold, engine, Twin Cam)
AEH200 ST. Inlet manifold for 1-3/4in (44.45mm) carburetors -(racing and
competition equipment)
AEH281 15.A.16 Adapter plug -(intake manifold, 1500) -Com.(E)GB23567
AEH291 16.A.15 Plug adapter -(manifold -inlet, engine unit, 1600)
AEH307 TC.A.1 Dowel for engine front plate -(cyl.block assy, engine, Twin Cam)
AEH307 TC.A.1 Dowel for engine front plate and timing case -(cyl.block assy,
engine, Twin Cam)
AEH307 TC.A.9 Dowel -timing case to engine front plate -(camshaft, engine, Twin
Cam)
AEH307 TC.A.13 Sump -oil -(sump, engine, Twin Cam)
AEH310 TC.A.13 Pipe -oil feed (crankcase to cylinder head) -(oil.pump, engine, Twin
Cam)
AEH313 TC.A.13 Banjo bolt for pipe (crankcase end) -(oil feed, oil.pump, engine,
Twin Cam)
AEH318 TC.A.6 Plate -engine mounting (front) -(front.eng.plate, engine, Twin Cam)
AEH319 TC.A.6 Joint -plate to crankcase -(front.eng.plate, engine, Twin Cam)
AEH320 TC.A.9 Clinch nut -timing case to engine front plate (2) -(camshft, engine,
Twin Cam)
AEH332 TC.A.8 Bracket assembly -chain vibration damper -(camshaft, engine, Twin
Cam)
AEH334 TC.A.8 Damper -(chain, camshaft, engine, Twin Cam)
AEH336 TC.A.8 Sprocket -chain idler -(camshaft, engine, Twin Cam)
AEH339 TC.A.8 Washer for sprocket (thrust) -(chain idler sprocket, camshaft,
engine, Twin Cam)
AEH340 TC.A.8 Nut for sprocket (thrust) -(chain idler sprocket, camshaft, engine,
Twin Cam)
AEH341 TC.A.8 Washer for screw (tab) -(idler sprocket hub to front plate, camshaft,
engine, Twin Cam)
AEH342 TC.A.8 Pivot -chain adjuster fork -(camshaft, engine, Twin Cam)
AEH343 TC.A.8 Washer for pivot (tab) -(chain adjuster fork, camshaft, engine, Twin
Cam)
AEH344 TC.A.8 Fork -chain adjuster) -(camshaft, engine, Twin Cam) -was AEH27 -see
CSM MG/288 -13Nov1958
AEH346 TC.A.8 Pad -thrust -(fork, chain adjuster, camshaft, engine, Twin Cam)
AEH347 TC.A.8 Spocket -chain adjuster fork -(camshaft, engine, Twin Cam)
AEH349 TC.A.8 Hub for spocket -(chain adjuster fork, camshaft, engine, Twin Cam)
AEH351 TC.A.9 Pipe assembly -oil feed -(adjuster, chain, camshaft, engine, Twin
Cam)
AEH357 TC.A.9 Bracket for oil feed pipe -(tensioner, camshaft, engine, Twin Cam)
AEH359 TC.A.9 Bolt -oil feed pipe to adjuster fork pivot (banjo)-(chain, camshaft,
engine, Twin Cam)
AEH360 TC.A.9 Bolt -bracket to crankcase (banjo) -(chain, camshaft, engine, Twin
Cam)
AEH362 TC.A.9 Screw -(chain adjuster, camshaft, engine, Twin Cam)
AEH368 TC.A.9 Thimble -(chain adjuster, camshaft, engine, Twin Cam)
AEH369 TC.A.9 Plunger -(chain adjuster, camshaft, engine, Twin Cam)
AEH370 TC.A.9 Bolt -adjuster to engine front plate (2) -(chain, camshaft, engine,
Twin Cam)
AEH371 TC.A.9 Washer for bolt (tab) (2) -(adjuster to engine front plate, chain,
camshaft, engine, Twin Cam)
AEH372 TC.A.8 Chain for camshaft drive -(camshaft, engine, Twin Cam)
AEH375 TC.A.9 Stud, camshaft sprocket support plate (4) -(case front timing,
camshaft, engine, Twin Cam)
AEH376 TC.A.10 Plate -camshaft sprocket support -(camshaft, engine, Twin Cam)
AEH377 TC.A.9 Joint -timing case to engine front plate -(camshaft, engine, Twin
Cam)
AEH378 TC.A.9 Bolt -timing case to engine front plate -(camshaft, engine, Twin
Cam)
AEH386 TC.A.11 Guide -inlet valve (standard) (4) -(chwvga, cyl.head, engine, Twin
Cam)
AEH038610 TC.A.11 Guide -inlet valve (.010" [.254mm] o/s o/d) (4) -(chwvga, cyl.head,
engine, Twin Cam)
AEH387 TC.A.11 Guide -exhaust valve(standard) (4) -(chwvga, cyl.head, engine, Twin
Cam)
AEH038710 TC.A.11 Guide -exhaust valve (.010" [.254mm] o/s o/d) (4) -(chwvga, cyl.head,
engine, Twin Cam)
AEH388 TC.A.11 Plug for core hole -screwed (5) -(chwvga, cyl.head, engine, Twin Cam)
AEH390 TC.A.11 Stud for bearing cap (12) -(camshaft bearing, chwvga, cyl.head,
engine, Twin Cam)
AEH393 TC.A.16 Pipe -water outlet -(head to thermostat, water.pipes, Twin Cam)
AEH394 TC.A.11 Valve -inlet (4) -(cyl.head, engine, Twin Cam)
AEH396 TC.A.11 Washer for spring (thrust) (8) -(cyl.head, engine, Twin Cam)
AEH400 TC.A.12 Shim -tappet adjustment (.086") (A/R) -(cyl.head, valves, engine,
Twin Cam) -identifiction No. 1
AEH040002 TC.A.12 Shim -tappet adjustment (.088") (A/R) -(cyl.head, valves, engine,
Twin Cam) -identifiction No. 2
AEH040006 TC.A.12 Shim -tappet adjustment (.090") (A/R) -(cyl.head, valves, engine,
Twin Cam) -identifiction No. 3
AEH040006 TC.A.12 Shim -tappet adjustment (.092") (A/R) -(cyl.head, valves, engine,
Twin Cam) -identifiction No. 4
AEH040008 TC.A.12 Shim -tappet adjustment (.094") (A/R) -(cyl.head, valves, engine,
Twin Cam) -identifiction No. 5
AEH040010 TC.A.12 Shim -tappet adjustment (.096") (A/R) -(cyl.head, valves, engine,
Twin Cam) -identifiction No. 6
AEH040012 TC.A.12 Shim -tappet adjustment (.098") (A/R) -(cyl.head, valves, engine,
Twin Cam) -identifiction No. 7
AEH040014 TC.A.12 Shim -tappet adjustment (.100") (A/R) -(cyl.head, valves, engine,
Twin Cam) -identifiction No. 8
AEH040016 TC.A.12 Shim -tappet adjustment (.102") (A/R) -(cyl.head, valves, engine,
Twin Cam) -identifiction No. 9
AEH040018 TC.A.12 Shim -tappet adjustment (.104") (A/R) -(cyl.head, valves, engine,
Twin Cam) -identifiction No. 10
AEH040020 TC.A.12 Shim -tappet adjustment (.106") (A/R) -(cyl.head, valves, engine,
Twin Cam) -identifiction No. 11
AEH040022 TC.A.12 Shim -tappet adjustment (.108") (A/R) -(cyl.head, valves, engine,
Twin Cam) -identifiction No. 12
AEH040024 TC.A.12 Shim -tappet adjustment (.110") (A/R) -(cyl.head, valves, engine,
Twin Cam) -identifiction No. 13
AEH040026 TC.A.12 Shim -tappet adjustment (.112") (A/R) -(cyl.head, valves, engine,
Twin Cam) -identifiction No. 14
AEH040028 TC.A.12 Shim -tappet adjustment (.114") (A/R) -(cyl.head, valves, engine,
Twin Cam) -identifiction No. 15
AEH040030 TC.A.12 Shim -tappet adjustment (.116") (A/R) -(cyl.head, valves, engine,
Twin Cam) -identifiction No. 16
AEH401 TC.A.11 Tappet (standard) (8) -(cyl.head, engine, Twin Cam) -changed to
AEH651 Com.(E)1087 -AEH401 and AEH651 not available use AEH677
AEH040110 TC.A.11 Tappet (.010" [.254mm] o/s0) (8) -(cyl.head, engine, Twin Cam)-
changed to AEH065110 Com.(E)1087 -AEH401 and AEH651 not available use AEH677
AEH402 TC.A.12 Housing for oil seal (inlet) -(cyl.head, valves, engine, Twin Cam)
AEH403 TC.A.12 Housing for oil seal (exhaust) -(cyl.head, valves, engine, Twin Cam)
AEH404 TC.A.12 Oil seal (2) -(cyl.head, valves, engine, Twin Cam)
AEH408 TC.A.8 Plug -(camshaft inlet, engine, Twin Cam)
AEH408 TC.A.8 Plug -(camshaft exhaust, engine, Twin Cam)
AEH411 TC.A.8 Sprocket for camshaft (2) -(camshaft, engine, Twin Cam)
AEH412 TC.A.8 Spindle for sprocket (2) -(camshaft, engine, Twin Cam)
AEH413 TC.A.8 Bolt for sprocket (4) -(camshaft, engine, Twin Cam)
AEH414 TC.A.12 Cover -cylinder head top (inlet) -(cyl.head.covers, engine, Twin Cam)
AEH415 TC.A.12 Joint for inlet cover -(cyl.head.covers, engine, Twin Cam)
AEH416 TC.A.12 Cover -cylinder head top (exhaust) -(cyl.head.covers, engine, Twin
Cam)
AEH417 TC.A.12 Joint for exhaust cover -(cyl.head.covers, engine, Twin Cam)
AEH418 TC.A.12 Nut for cover stud (cap) (6) -(cyl.head.covers, engine, Twin Cam)
AEH419 TC.A.12 Cap -oil flller) -(cyl.head.covers, engine, Twin Cam)
AEH420 TC.A.12 Washer for filler cap) -(oil, cyl.head.covers, engine, Twin Cam)
AEH421 TC.A.16 Pipe -pump to elbow -(water.pipes, Twin Cam)
AEH422 TC.A.16 Elbow -water inlet -(water.pipes, Twin Cam) -changed to AEH631-
Com.(E)581
AEH423 TC.A.16 Joint -elbow to cylinder head -(water.pipes, Twin Cam)
AEH424 TC.A.5 Crankshaft with bush -(engine, Twin Cam)
AEH426 TC.A.7 Gear for crankshaft -(engine, Twin Cam) -always use AEH79 matched
pair
AEH427 TC.A.7 Thrower -oil -(crankshaft, engine, Twin Cam)
AEH428 TC.A.7 Pulley for crankshaft -(crankshaft, engine, Twin Cam)
AEH429 TC.A.7 Washer for nut -lock -(starting, crankshaft, engine, Twin Cam)
AEH435 TC.A.6 Bolt for cap (8) -(con-rod, engine, Twin Cam) -changed to AEH647-
Com.(E)1343
AEH441 TC.A.2 Pin -gudgeon (standard) (4) -(cyl.block assy, engine, Twin Cam)
AEH441 TC.A.2 Pin -gudgeon (standard) (4) -(low.comp cyl.block assy, engine, Twin
Cam)
AEH442 TC.A.5 Flywheel complete -(crankshaft, engine, Twin Cam)
AEH444 TC.A.6 Shaft -half speed -(half speed shaft, engine, Twin Cam) -changed to
AEH619 Com.(E)313 -always use AEH619 in lieu of AEH444 together with 1 off spindle
AEH630 prior to (E)313
AEH446 TC.A.8 Shim -half speed shaft (.002") (A/R) -(camshaft, engine, Twin Cam)
AEH446 TC.A.8 Shim -half speed shaft (.003") (A/R) -(camshaft, engine, Twin Cam)
AEH448 TC.A.8 Chain wheel -half speed shaft -(camshaft, engine, Twin Cam)
AEH449 TC.A.8 Gear -half speed shaft) -(camshaft, engine, Twin Cam) -always use
AEH79 matched pair (gears for crankshaft and half speed shaft)
AEH450 TC.A.8 Gear -distibutor drive -(half speed shaft, camshaft, engine, Twin
Cam)
AEH451 TC.A.8 Bolt -half speed shaft -(camshaft, engine, Twin Cam)
AEH452 TC.A.8 Washer for bolt -half speed shaft -(camshaft, engine, Twin Cam)
AEH453 TC.A.8 Washer for bolt (lock) -half speed shaft -(camshaft, engine, Twin
Cam)
AEH454 TC.A.6 Gear -tachometer drive -(half speed shaft, engine, Twin Cam)
AEH455 TC.A.17 Housing -tachometer drive -(dist+dynamo mountings, engine, Twin Cam)
AEH458 TC.A.17 Pinion -tachometer drive -(dist+dynamo mountings, engine, Twin Cam)
AEH460 TC.A.13 Washer for spindle (thrust) -(oil.pump, engine, Twin Cam)
AEH461 TC.A.15 Pump assembly -water -(water.pump, engine, Twin Cam)
AEH463 TC.A.15 Joint -scroll to body -(water.pump, engine, Twin Cam)
AEH464 TC.A.15 Body -(water.pump, engine, Twin Cam)
AEH465 TC.A.15 Spindle -(water.pump, engine, Twin Cam)
AEH467 TC.A.15 Tube -bearing disance -(water.pump, engine, Twin Cam)
AEH468 TC.A.16 Joint for pipe to water pump -(water.pipes, engine, Twin Cam)
AEH469 TC.A.16 Tube -bearing disance -(water.pipes, engine, Twin Cam)
AEH470 TC.A.15 Connection -bypass -(water.pump, engine, Twin Cam)
AEH471 TC.A.15 Joint -pump to timing case -(water.pump, engine, Twin Cam)
AEH472 TC.A.15 Pulley -(water.pump, engine, Twin Cam)
AEH473 TC.A.18 Belt for fan -(fan, engine, Twin Cam) -changed to AEH621 Com.(E)272-
prior to (E)272 alwas supply AEH621 with 1 off Pulley AEH605
AEH477 TC.A.16 Housing -thermostat -(water.pipes, Twin Cam)
AEH478 TC.A.16 Joint for cover -(thermostat housing, water.pipes, Twin Cam)
AEH479 TC.A.16 Cover for thermostat housing -(water.pipes, Twin Cam)
AEH480 TC.A.16 Hose -housing to water outlet pipe -(thermostat, water.pipes, Twin
Cam)
AEH482 TC.C.2 Hose -tank to thermostat housing -(cooling system, Twin Cam)
AEH483 TC.A.16 Pipe -bypass -thermostat housing -(water.pipes, Twin Cam)
AEH487 TC.C.1 Filler neck -(header tank, cooling system, Twin Cam)
AEH490 TC.C.1 Joint for filler neck -(header tank, cooling system, Twin Cam)
AEH491 TC.A.16 Pipe -bypass -housing to water pump -(thermostat, water.pipes, Twin
Cam)
AEH492 TC.A.16 Bracket for clip -(bypass pipe, water.pipes, Twin Cam)
AEH493 TC.A.16 Hose for pipe -thermostat end -(bybass, water.pipes, Twin Cam)
AEH494 TC.A.16 Hose for pipe -water pump end -(bypass, water.pipes, Twin Cam)
AEH495 TC.A.6 Spindle -oil pump driving -(half speed shaft, engine, Twin Cam)-
changed to AEH620 Com.(E)313 -always use AEH620 in lieu of AEH459 together with 1 off
shaft AEH619 prior to (E)313
AEH496 TC.A.17 Housing -distributor -(dist+dynamo mountings, engine, Twin Cam)
AEH500 TC.A.17 Gear -distributor drive -(dist+dynamo mountings, engine, Twin Cam)
AEH503 TC.A.17 Link -dynamo adjusting -(dist+dynamo mountings, engine, Twin Cam)-
changed to AEH614 Com.(E)448 -prior to (E)448 supply AEH614
AEH504 TC.A.17 Pulley for dynamo -(dist+dynamo mountings, engine, Twin Cam)-
changed to AEH605 Com.(E)272 -prior to (E)272 always supply AEH605 with 1-off AEH621
fan belt
AEH515 TC.A.9 Washer for adjuster fork pivot -(tensioner, camshaft, engine, Twin
Cam)
AEH502 TC.A.17 Joint for housing -(distributor, dist+dynamo mountings, engine, Twin
Cam)
AEH519 TC.A.5 Seal -crankshaft rear oil -(crankshaft, engine, Twin Cam)
AEH520 TC.A.9 Case -front timing -(camshaft, engine, Twin Cam)
AEH521 TC.A.11 Retainer for spring (half) (16) -(cyl.head, engine, Twin Cam)
AEH522 TC.A.16 Hose for pipe (2) -(pump to elbow, water.pipes, Twin Cam)
AEH523 TC.A.15 Collar for spindle -(water.pump, engine, Twin Cam)
AEH524 TC.A.15 Washer -felt -(water.pump, engine, Twin Cam)
AEH525 TC.A.15 Cover -dust (plain) -(water.pump, engine, Twin Cam)
AEH526 TC.A.15 Cover -dust (dished) -(water.pump, engine, Twin Cam)
AEH527 TC.A.15 Cover -dust spindle (dished) -(water.pump, engine, Twin Cam)
AEH528 TC.A.15 Washer for spindle (felt) -(water.pump, engine, Twin Cam)
AEH529 TC.A.15 Circlip for bearing -(water.pump, engine, Twin Cam)
AEH530 TC.A.15 Washer for spindle nut (lock) -(water.pump, engine, Twin Cam)
AEH530 TC.A.17 Washer -distance -dynamo to inlet manifold (A/R) -(dist+dynamo
mountings, engine, Twin Cam) -alternative to using excessive qty. of shim AEH622
AEH531 TC.A.17 Bush for housing -(distributor, dist+dynamo mountings, engine, Twin
Cam)
AEH536 TC.A.13 Tube -oil level indicator -(sump, engine, Twin Cam)
AEH540 TC.A.8 Peg -locaing -(hub for spocket, chain adjuster, camshaft, engine,
Twin Cam)
AEH541 TC.A.5 Dowel -clutch to flywheel (2) -(flywheel, engine, Twin Cam)
AEH543 TC.A.7 Pipe -vent -(side.cover, engine, Twin Cam) -changed to AEH628-
Com.(E)657 -always supply AEH628 in lieu of AEH543 together with 1 off 1G1309
AEH548 TC.A.12 Joint for cylinder head -(cyl.head, valves, engine, Twin Cam)
AEH549 TC.A.1 Stud for cylinder head (10) -(cyl.block assy, engine, Twin Cam)
AEH550 16.D.6 Clip -brake pipe to bulkhead, LHD (3) -(hyd.pipes +fittings, ARDB
model 1600 and 1600-MK-II) Com.(C)91240
AEH551 15.A.16 Gasket -heat shield (4) -(exhaust and inlet manifold, 1500)
AEH551 15.D.6 Joint -heat shield (4) -(carburetor, 1500)
AEH551 16.C.2 Joint -heat shield and carburetors (6) -(carburetor, 1600)
AEH553 TC.A.15 Scroll -(water.pump, engine, Twin Cam)
AEH554 TC.A.2 Piston assembly (standard) (4) -(cyl.block assy, engine, Twin Cam)-
Fin.(E)445 -changed to AEH616 Com.(E)446 -see service memo MG/307 and MG/325
AEH055410 TC.A.2 Piston assembly (.010" [.254mm] o/s) (4) -(cyl.block assy, engine,
Twin Cam) Fin.(E)445 -changed to AEH061610 Com.(E)446 -see service memo MG/307 and
MG/325
AEH055420 TC.A.2 Piston assembly (.020" [.508mm] o/s) (4) -(cyl.block assy, engine,
Twin Cam) Fin.(E)445 -changed to AEH061620 Com.(E)446 -see service memo MG/307 and
MG/325
AEH055430 TC.A.2 Piston assembly (.030" [.762mm] o/s) (4) -(cyl.block assy, engine,
Twin Cam) Fin.(E)445 -changed to AEH061630 Com.(E)446 -see service memo MG/307 and
MG/325
AEH055440 TC.A.2 Piston assembly (.040" [1.016mm] o/s) (4) -(cyl.block assy, engine,
Twin Cam) Fin.(E)445 -changed to AEH061640 Com.(E)446 -see service memo MG/307 and
MG/325
AEH556 TC.A.2 Ring compression -chrome (standard) (4) -(cyl.block assy, engine,
Twin Cam) -changed to AEH649 Com.(E)606 Fin.(E)2250 -for all service replacements
see service memo MG/307
AEH055610 TC.A.2 Ring compression -chrome (.010" [.254mm] o/s) (4) -(cyl.block assy,
engine, Twin Cam) -changed to AEH064910 Com.(E)606 Fin.(E)2250 -for all service
replacements see service memo MG/307
AEH055620 TC.A.2 Ring compression -chrome (.020" [.508mm] o/s) (4) -(cyl.block assy,
engine, Twin Cam) -changed to AEH064920 Com.(E)606 Fin.(E)2250 -for all service
replacements see service memo MG/307
AEH055630 TC.A.2 Ring compression -chrome (.030" [.762mm] o/s) (4) -(cyl.block assy,
engine, Twin Cam) -changed to AEH064930 Com.(E)606 Fin.(E)2250 -for all service
replacements see service memo MG/307
AEH055640 TC.A.2 Ring compression -chrome (.040" [1.016mm] o/s) (4) -(cyl.block assy,
engine, Twin Cam) -changed to AEH064940 Com.(E)606 Fin.(E)2250 -for all service
replacements see service memo MG/307
AEH557 TC.A.2 Ring compression -taper (standard) (8) -(rings 2+3, cyl.block assy,
engine, Twin Cam)
AEH557 TC.A.4 Ring compression -taper (standard) (4) -(low.comp, ring 2, cyl.block
assy, engine, Twin Cam)
AEH055710 TC.A.2 Ring compression -taper (.010" [.254mm] o/s) (8) -(rings 2+3,
cyl.block assy, engine, Twin Cam)
AEH055710 TC.A.2 Ring compression -taper (.010" [.254mm] o/s) (4) -(ring 2, cyl.block
assy, engine, Twin Cam)
AEH055720 TC.A.2 Ring compression -taper (.010" [.508mm] o/s) (8) -(rings 2+3,
cyl.block assy, engine, Twin Cam)
AEH055720 TC.A.2 Ring compression -taper (.020" [.508mm] o/s) (4) -(ring 2, cyl.block
assy, engine, Twin Cam)
AEH055730 TC.A.2 Ring compression -taper (.010" [.760mm] o/s) (8) -(rings 2+3,
cyl.block assy, engine, Twin Cam)
AEH055730 TC.A.2 Ring compression -taper (.030" [.762mm] o/s) (4) -(ring 2, cyl.block
assy, engine, Twin Cam)
AEH055740 TC.A.2 Ring compression -taper (.010" [1.016mm] o/s) (8) -(rings 2+3,
cyl.block assy, engine, Twin Cam)
AEH055740 TC.A.2 Ring compression -taper (.040" [1.016mm] o/s) (4) -(ring 2, cyl.block
assy, engine, Twin Cam)
AEH558 TC.A.3 Ring -scraper (standard) (4) -(cyl.block assy, engine, Twin Cam)-
Fin.(E)445 -changed to AEH615 Com.(E)446 -for all replacements see service memo
MG/307
AEH055810 TC.A.3 Ring -scraper (.010" [.254mm] o/s) (4) -(cyl.block assy, engine,
Twin Cam) -Fin.(E)445 -changed to AEH615 Com.(E)446 -for all replacements see service
memo MG/307
AEH055820 TC.A.3 Ring -scraper (.020" [.508mm] o/s) (4) -(cyl.block assy, engine,
Twin Cam) -Fin.(E)445 -changed to AEH615 Com.(E)446 -for all replacements see service
memo MG/307
AEH055830 TC.A.3 Ring -scraper (.030" [.762mm] o/s) (4) -(cyl.block assy, engine,
Twin Cam) -Fin.(E)445 -changed to AEH615 Com.(E)446 -for all replacements see service
memo MG/307
AEH055840 TC.A.3 Ring -scraper (.040" [1.016mm] o/s) (4) -(cyl.block assy, engine,
Twin Cam) -Fin.(E)445 -changed to AEH615 Com.(E)446 -for all replacements see service
memo MG/307
AEH561 TC.A.9 Spring -(chain adjuster, camshaft, engine, Twin Cam)
AEH562 TC.A.11 Spring for valve (inner) (8) -(cyl.head, engine, Twin Cam) -changed
to AEH669 Com.(E)2251 -for all replacements AEH669 must be used
AEH563 TC.A.11 Spring for valve (outter) (8) -(cyl.head, engine, Twin Cam) -changed
to AEH668 Com.(E)2251 -for all replacements AEH668 must be used
AEH564 TC.A.11 Cup for spring (8) -(cyl.head, engine, Twin Cam)
AEH565 TC.B.2 Grommet for HT cables (rubber) -(to cyl.head, ignition, Twin Cam)-
Fin.(E)556
AEH568 TC.A.18 Indicator -oil level -(oil.level, Twin Cam)
AEH570 TC.A.12 Bracket -oil indicator steady -(cyl.head.covers, engine, Twin Cam)
AEH571 TC.A.11 Valve -exhaust (4) -(cyl.head, engine, Twin Cam)
AEH574 TC.A.21 Joint for exhaust manifold -(inl+ehx.manifolds, engine, Twin Cam)
AEH575 TC.C.2 Bracket for header tank -(cooling system, Twin Cam)
AEH578 TC.A.21 Joint for inlet manifold -(inlet manifold, engine, Twin Cam)
AEH579 TC.A.8 Camshaft -inlet -(camshaft, engine, Twin Cam)
AEH581 TC.A.8 Camshaft -exhaust -(camshaft, engine, Twin Cam)
AEH583 TC.A.12 Stud for inlet manifold (long) (2) -(cyl.head, valves, engine, Twin
Cam) -identifiction No. 1
AEH584 TC.A.7 Heat shield -(side covers to exhaust, engine, Twin Cam)
AEH589 TC.B.2 Pipe -ignition control -(vac.control, ignition, Twin Cam)-
Fin.(E)2222 - no longer equired see service memorandum MG/301
AEH592 TC.A.1 Plug for core hole (4) -(cyl.block assy, engine, Twin Cam)
AEH593 TC.C.1 Tank -header -(cooling system, Twin Cam) -prior to E(131 always fit in
additional part number AEH596 overflow pipe
AEH594 TC.C.1 Connection for overflow pipe (rubber) -(cooling system, Twin Cam)-
Fin.(C)651 except 575, 613, 623, 633, 648
AEH595 TC.C.1 Pipe -overflow -(cooling system, Twin Cam) -changed to AEH596-
Com.(E)131 to (C)651 except 575, 613, 623, 633, 648
AEH596 TC.C.1 Pipe -overflow -(cooling system, Twin Cam) -was AEH595 -prior to
E(131) always fit in additional part number AEH596 overflow pipe
AEH598 TC.A.14 Pipe assembly -filter to crankcase -(oil.filter, engine, Twin Cam)
AEH600 TC.B.2 Pipe assembly -filter to crankcase -(oil.filter, engine, Twin Cam)
AEH601 TC.A.1 Stud for oil pump (3) -(cyl.block assy, engine, Twin Cam)
AEH602 TC.A.13 Banjo bolt for pipe (cylinder head end) -(oil feed, oil.pump, engine,
Twin Cam)
AEH603 TC.A.21 Washer for manifold stud (between manifolds) (2) -(exhaust,
inl+ehx.manifolds, engine, Twin Cam) Com.(E)113 -use from (E)101
AEH604 TC.C.1 Clip -overflow pipe to thermostat housing cover) -(cooling system,
Twin Cam) Fin.(C)651 except 575, 613, 623, 633, 648
AEH605 TC.A.17 Pulley for dynamo -(dist+dynamo mountings, engine, Twin Cam)-
Com.(E)272 -was AEH504 -prior to (E)272 always supply AEH605 with 1-off AEH621 fan
belt
AEH606 TC.A.11 Plug for core hole -screwed -(chwvga, cyl.head, engine, Twin Cam)
AEH608 TC.A.6 Plate -locating -(half speed shaft, engine, Twin Cam)
AEH614 TC.A.17 Link -dynamo adjusting -(dist+dynamo mountings, engine, Twin Cam)-
Com.(E)448 -was AEH503 -prior to (E)448 supply AEH614
AEH615 TC.A.3 Ring -twin segment scraper (standard) (4) -(cyl.block assy, engine,
Twin Cam) Com.(E)446 Fin.(E)2056 -changed to AEH672 Com.(E)2057 -was AEH558 -for all
replacements see service memo MG/307
AEH061510 TC.A.3 Ring -twin segment scraper (.010" [.254mm] o/s) (4) -(cyl.block assy,
engine, Twin Cam) Com.(E)446 Fin.(E)2056 -changed to AEH067210 Com.(E)2057 -was
AEH055810 -for all replacements see service memo MG/307
AEH061520 TC.A.3 Ring -twin segment scraper (.020" [.508mm] o/s) (4) -(cyl.block assy,
engine, Twin Cam) Com.(E)446 Fin.(E)2056 -changed to AEH067220 Com.(E)2057 -was
AEH055830 -for all replacements see service memo MG/307
AEH061530 TC.A.3 Ring -twin segment scraper (.030" [.762mm] o/s) (4) -(cyl.block assy,
engine, Twin Cam) Com.(E)446 Fin.(E)2056 -changed to AEH067230 Com.(E)2057 -was
AEH055840 -for all replacements see service memo MG/307
AEH061540 TC.A.3 Ring -twin segment scraper (.040" [1.016mm] o/s) (4) -(cyl.block
assy, engine, Twin Cam) Com.(E)446 Fin.(E)2056 -changed to AEH067240 Com.(E)2057 -was
AEH055850 -for all replacements see service memo MG/307
AEH616 TC.A.2 Piston assembly (standard) (4) -(cyl.block assy, engine, Twin Cam)-
Com.(E)446 Fin.(E)605 -was AEH554 -see service memo MG/307 and MG/325
AEH061610 TC.A.2 Piston assembly (.010" [.254mm] o/s) (4) -(cyl.block assy, engine,
Twin Cam) Com.(E)446 Fin.(E)605 -was to AEH055410 -see service memo MG/307 and MG/325
AEH061620 TC.A.2 Piston assembly (.020" [.508mm] o/s) (4) -(cyl.block assy, engine,
Twin Cam) Com.(E)446 Fin.(E)605 -was to AEH055410 -see service memo MG/307 and MG/325
AEH061630 TC.A.2 Piston assembly (.030" [.762mm] o/s) (4) -(cyl.block assy, engine,
Twin Cam) Com.(E)446 Fin.(E)605 -was to AEH055410 -see service memo MG/307 and MG/325
AEH061640 TC.A.2 Piston assembly (.040" [1.016mm] o/s) (4) -(cyl.block assy, engine,
Twin Cam) Com.(E)446 Fin.(E)605 -was to AEH055410 -see service memo MG/307 and MG/325
AEH618 TC.A.6 Plate -engine mounting (rear) -(engine.mtg.plate, engine, Twin Cam)
AEH619 TC.A.6 Shaft -half speed -(half speed shaft, engine, Twin Cam) Com.(E)313-
was AEH444 -always use AEH619 in lieu of AEH444 together with 1 off spindle AEH630
prior to (E)313
AEH620 TC.A.6 Spindle -oil pump driving -(half speed shaft, engine, Twin Cam)-
Com.(E)313 -was AEH495 -always use AEH620 in lieu of AEH459 together with 1 off
shaft AEH619 prior to (E)313
AEH621 TC.A.17 Fan belt -(dist+dynamo mountings, engine, Twin Cam) Com.(E)272
-prior to (E)272 always supply AEH605 pulley with 1-off AEH621 fan belt
AEH621 TC.A.18 Belt for fan -(fan, engine, Twin Cam) Com.(E)272 -was AEH473 -prior
to (E)272 alwas supply AEH621 with 1 off Pulley AEH605
AEH622 TC.A.17 Shim -dynamo to inlet manifold (.003") (A/R) -(dist+dynamo mountings,
engine, Twin Cam) -(for wide spaces, see also AEH530 Washer above)
AEH624 TC.B.2 Cable clamp -bottom half -(ignition, Twin Cam) Com.(E)556
AEH627 TC.B.2 Clip for ignition cables (2) -(ignition, Twin Cam) Com.(E)556
AEH628 TC.A.7 Pipe -vent -(side.cover, engine, Twin Cam) Com.(E)657 -was AEH543-
always supply AEH628 in lieu of AEH543 together with 1 off 1G1309
AEH631 TC.A.16 Elbow -water inlet -(water.pipes, Twin Cam Com.(E)581) -was AEH422
AEH632 TC.A.12 Washer -cylinder head stud (plain) (10) -(cyl.head, valves, engine,
Twin Cam)
AEH640 TC.A.2 Piston assembly (standard) (4) -(cyl.block assy, engine, Twin Cam)-
Com.(E)606 Fin.(E)2056 -was AEH616 -see service memo MG/307 and MG/325
AEH064010 TC.A.2 Piston assembly (.010" [.254mm] o/s) (4) -(cyl.block assy, engine,
Twin Cam) Com.(E)606 Fin.(E)2056 -was AEH061610 -see service memo MG/307 and MG/325
AEH064020 TC.A.2 Piston assembly (.020" [.508mm] o/s) (4) -(cyl.block assy, engine,
Twin Cam) Com.(E)606 Fin.(E)2056 -was AEH061620 -see service memo MG/307 and MG/325
AEH064030 TC.A.2 Piston assembly (.030" [.762mm] o/s) (4) -(cyl.block assy, engine,
Twin Cam) Com.(E)606 Fin.(E)2056 -was AEH061630 -see service memo MG/307 and MG/325
AEH064040 TC.A.2 Piston assembly (.040" [1.016mm] o/s) (4) -(cyl.block assy, engine,
Twin Cam) Com.(E)606 Fin.(E)2056 -was AEH061640 -see service memo MG/307 and MG/325
AEH642 TC.A.6 Connecting rod and cap (Nos. 2 and 4 cylinder (2) -(engine, Twin Cam)-
Com.(E)1343
AEH642 ST. Connecting rod and cap (Nos. 2 and 4 cylinder (2) -for use with pistons
having full floating gudgeon pins -(racing and competition equipment)
AEH644 TC.A.6 Connecting rod and cap (Nos. 1 and 3 cylinder (2) -(engine, Twin Cam)-
Com.(E)1343
AEH644 ST. Connecting rod and cap (Nos. 1 and 3 cylinder (2) -for use with pistons
having full floating gudgeon pins -(racing and competition equipment)
AEH647 TC.A.6 Bolt for cap (8) -(con-rod, engine, Twin Cam) Com.(E)1343 -was AEH435
AEH648 TC.A.6 Washer for bolt (4) -(tab, con-rods, engine, Twin Cam) Com.(E)1343-
was 6K881
AEH649 TC.A.2 Ring compression -chrome (standard) (4) -(cyl.block assy, engine,
Twin Cam) Com.(E)606 Fin.(E)2250 -was AEH556 -for all service replacements see service
memo MG/307
AEH064910 TC.A.2 Ring compression -chrome (.010" [.254mm] o/s) (4) -(cyl.block assy,
engine, Twin Cam) Com.(E)606 Fin.(E)2250 -was AEH055610 -for all service replacements
see service memo MG/307
AEH064920 TC.A.2 Ring compression -chrome (.020" [.508mm] o/s) (4) -(cyl.block assy,
engine, Twin Cam) Com.(E)606 Fin.(E)2250 -was AEH055620 -for all service replacements
see service memo MG/307
AEH064930 TC.A.2 Ring compression -chrome (.030" [.760mm] o/s) (4) -(cyl.block assy,
engine, Twin Cam) Com.(E)606 Fin.(E)2250 -was AEH055630 -for all service replacements
see service memo MG/307
AEH064940 TC.A.2 Ring compression -chrome (.040" [1.016mm] o/s) (4) -(cyl.block assy,
engine, Twin Cam) Com.(E)606 Fin.(E)2250 -was AEH055640 -for all service replacements
see service memo MG/307
AEH650 TC.A.5 Washer -distance (6) -(clutch to flywheel, engine, Twin Cam)
AEH651 Tappet (standard) (8) -(cyl.head, engine, Twin Cam) Com.(E)1087 -was AEH401-
AEH401 and AEH651 not available use AEH677
AEH065110 Tappet (.010" [.254mm] o/s0) (8) -(cyl.head, engine, Twin Cam) Com.(E)1087-
was AEH040110 -AEH401 and AEH651 not available use AEH677
AEH656 16.A.13 Cylinder liner (4) -(engine unit, 1600)-Service purposes only
AEH656 TC.A.18 Liner vor cylinder block (4) -(cyl.liner, engine, Twin Cam) -for
service purposes only
AEH660 16.A.15 Manifold -inlet -(engine unit, 1600)
AEH672 TC.A.3 Ring -twin segment scraper (standard) (4) -(cyl.block assy, engine,
Twin Cam) Com.(E)2057 -was AEH615 -for all replacements see service memo MG/307
AEH0667210 TC.A.3 Ring -twin segment scraper (.010" [.254mm] o/s) (4) -(cyl.block
assy, engine, Twin Cam) Com.(E)2057 -was AEH061510 -for all replacements see service
memo MG/307
AEH0667220 TC.A.3 Ring -twin segment scraper (.020" [.508mm] o/s) (4) -(cyl.block
assy, engine, Twin Cam) Com.(E)2057 -was AEH061520 -for all replacements see service
memo MG/307
AEH0667230 TC.A.3 Ring -twin segment scraper (.030" [.762mm] o/s) (4) -(cyl.block
assy, engine, Twin Cam) Com.(E)2057 -was AEH061530 -for all replacements see service
memo MG/307
AEH0667240 TC.A.3 Ring -twin segment scraper (.040" [1.016mm] o/s) (4) -(cyl.block
assy, engine, Twin Cam) Com.(E)2057 -was AEH061540 -for all replacements see service
memo MG/307
AEH673 TC.A.2 Piston assembly (standard) (4) -(cyl.block assy, engine, Twin Cam)-
Com.(E)2057 Fin.(E)2250 -was AEH064 -see service memo MG/307 and MG/325
AEH067310 TC.A.2 Piston assembly (.010" [.254mm] o/s) (4) -(cyl.block assy, engine,
Twin Cam) Com.(E)2057 Fin.(E)2250 -was AEH06410 -see service memo MG/307 and MG/325
AEH067320 TC.A.2 Piston assembly (.020" [.508mm] o/s) (4) -(cyl.block assy, engine,
Twin Cam) Com.(E)2057 Fin.(E)2250 -was AEH06420 -see service memo MG/307 and MG/325
AEH067330 TC.A.2 Piston assembly (.030" [.762mm] o/s) (4) -(cyl.block assy, engine,
Twin Cam) Com.(E)2057 Fin.(E)2250 -was AEH06430 -see service memo MG/307 and MG/325
AEH067340 TC.A.2 Piston assembly (.040" [1.016mm] o/s) (4) -(cyl.block assy, engine,
Twin Cam) Com.(E)2057 Fin.(E)2250 -was AEH06440 -see service memo MG/307 and MG/325
AEH677 Tappet (standard) (8) -(cyl.head, engine, Twin Cam) Com.(E)2221 -was AEH401 and
AEH651 -AEH401 and AEH651 not available use AEH677
AEH067710 Tappet (0.010 [.254mm] o/s) (8) -(cyl.head, engine, Twin Cam) Com.(E)2221 -was
AEH040110 and AEH065110 -AEH401 and AEH651 not available use AEH677
AEH680 TC.A.2 Ring -expander (4) -(scraper ring, cyl.block assy, engine, Twin Cam)
AEH680 TC.A.4 Ring -expander (4) -(scraper ring, low.comp, cyl.block assy, engine,
Twin Cam)
AEH681 TC.A.2 Piston assembly (standard) (4) -(cyl.block assy, engine, Twin Cam)-
Com.(E)2251 -was AEH673 -9.9 to 1 compression ratio should be confined to competition
work with 100 octane fuel, see service memo MG325
AEH068110 TC.A.2 Piston assembly (.010" [.254mm] o/s) (4) -(cyl.block assy, engine,
Twin Cam) Com.(E)2251 -was AEH067310 -9.9 to 1 compression ratio should be confined to
competition work with 100 octane fuel, see service memo MG325
AEH068120 TC.A.2 Piston assembly (.020" [.508mm] o/s) (4) -(cyl.block assy, engine,
Twin Cam) Com.(E)2251 -was AEH067320 -9.9 to 1 compression ratio should be confined to
competition work with 100 octane fuel, see service memo MG325
AEH068130 TC.A.2 Piston assembly (.030" [.762mm] o/s) (4) -(cyl.block assy, engine,
Twin Cam) Com.(E)2251 -was AEH067330 -9.9 to 1 compression ratio should be confined to
competition work with 100 octane fuel, see service memo MG325
AEH068140 TC.A.2 Piston assembly (.040" [1.016mm] o/s) (4) -(cyl.block assy, engine,
Twin Cam) Com.(E)2251 -was AEH067340 -9.9 to 1 compression ratio should be confined to
competition work with 100 octane fuel, see service memo MG325
AEH682 TC.A.2 Ring compression -cast iron (standard) (4) -(cyl.block assy, engine,
Twin Cam) Com.(E)2251 -was AEH649 -for service replacements see service memo MG/307
AEH682 TC.A.4 Ring compression -cast iron (standard) (4) -(low.comp, cyl.block
assy, engine, Twin Cam)
AEH068210 TC.A.2 Ring compression -cast iron (.010" [.254mm] o/s) (4) -(cyl.block
assy, engine, Twin Cam) Com.(E)2251 -was AEH064910
AEH068210 TC.A.4 Ring compression -cast iron (.010" [.254mm] o/s) (4) -(low.comp,
cyl.block assy, engine, Twin Cam)
AEH068220 TC.A.2 Ring compression -cast iron (.020" [.508mm] o/s) (4) -(cyl.block
assy, engine, Twin Cam) Com.(E)2251 -was AEH064920
AEH068220 TC.A.4 Ring compression -cast iron (.020" [.508mm] o/s) (4) -(low.comp,
cyl.block assy, engine, Twin Cam)
AEH068230 TC.A.2 Ring compression -cast iron (.030" [.760mm] o/s) (4) -(cyl.block
assy, engine, Twin Cam) Com.(E)2251 -was AEH064930
AEH068230 TC.A.4 Ring compression -cast iron (.030" [.762mm] o/s) (4) -(low.comp,
cyl.block assy, engine, Twin Cam)
AEH068240 TC.A.2 Ring compression -cast iron (.040" [1.016mm] o/s) (4) -cyl.block
assy, engine, Twin Cam) Com.(E)2251 -was AEH064940
AEH068240 TC.A.4 Ring compression -cast iron (.040" [1.016mm] o/s) (4) -(low.comp,
cyl.block assy, engine, Twin Cam)
AEH690 TC.A.4 Piston assembly (standard) (4) -(cyl.block assy, engine, Twin Cam)-
service purposes -8.3 compression ratio for use with fuel below 95 octane see service
memo MG325
AEH069010 TC.A.4 Piston assembly (.010" [.254mm] o/s) (4) -(cyl.block assy, engine,
Twin Cam) -service purposes -8.3 compression ratio for use with fuel below 95 octane
see service memo MG325
AEH069020 TC.A.4 Piston assembly (.010" [.508mm] o/s) (4) -(cyl.block assy, engine,
Twin Cam) -service purposes -8.3 compression ratio for use with fuel below 95 octane
see service memo MG325
AEH069030 TC.A.4 Piston assembly (.010" [.762mm] o/s) (4) -(cyl.block assy, engine,
Twin Cam) -service purposes -8.3 compression ratio for use with fuel below 95 octane
see service memo MG325
AEH069040 TC.A.4 Piston assembly (.010" [1.016mm] o/s) (4) -(cyl.block assy, engine,
Twin Cam) -service purposes -8.3 compression ratio for use with fuel below 95 octane
see service memo MG325
AEH692 TC.A.4 Ring -twin segment scraper (standard) (4) -(low.comp, cyl.block assy,
engine, Twin Cam)
AEH069210 TC.A.4 Ring -twin segment scraper (.010" [.254mm] o/s) (4) -(low.comp,
cyl.block assy, engine, Twin Cam
AEH069220 TC.A.4 Ring -twin segment scraper (.020" [.508mm] o/s) (4) -(low.comp,
cyl.block assy, engine, Twin Cam
AEH069230 TC.A.4 Ring -twin segment scraper (.030" [.762mm] o/s) (4) -(low.comp,
cyl.block assy, engine, Twin Cam
AEH069240 TC.A.4 Ring -twin segment scraper (.040" [1.0164mm] o/s) (4) -(low.comp,
cyl.block assy, engine, Twin Cam
AEH693 TC.A.4 Ring compression -third (standard) (4) -(low.comp, cyl.block assy,
engine, Twin Cam)
AEH069310 TC.A.4 Ring compression -third (.010" [.254mm] o/s) (4) -(low.comp,
cyl.block assy, engine, Twin Cam)
AEH069320 TC.A.4 Ring compression -third (.020" [.508mm] o/s) (4) -(low.comp,
cyl.block assy, engine, Twin Cam)
AEH069330 TC.A.4 Ring compression -third (.030" [.762mm] o/s) (4) -(low.comp,
cyl.block assy, engine, Twin Cam)
AEH069340 TC.A.4 Ring compression -third (.040" [1.016mm] o/s) (4) -(low.comp,
cyl.block assy, engine, Twin Cam)
AEH3242 15.F.3 Distance piece ass'y -speedo gear to rear bearing -Com.(G)GD101-
(Heavy pipe spacer about 10" long)
AEH3242 16.F.2 Distance piece ass'y -speedo gear to rear bearing (Heavy pipe spacer
about 10" long) -(gearbox, 1600 and 1600-MK-II)
AEH3242 TC.F.3 Distance piece ass'y -speedo wheel to rear extension bearing-
(gearbox, Twin Cam)
|
