Cooper 'S' MK3 ( 12H397/12H398 ) & 12G Engine Numbers as Fitted to Early MG, Wolseley, Riley, Princess, 1300cc
| Label |
Part No |
Description |
Quantity |
Comments |
|
| 1 |
AEG624 |
Connecting rod |
4 |
|
|
| 2 |
C-STR288 |
Con rod bolt and nut set |
1 |
Was AEG519 |
|
| 3 |
AEG147 |
Con rod bolt nut |
8 |
|
|
| 3 |
EAC5541A |
Connecting rod multipoint nut, non nyloc - Alternative |
8 |
|
|
| 4 |
AEG623 |
Original crankshaft in EN16, tuftrided (12G1505 forging - stamped AEG622) |
1 |
N.L.A, - Use C-AEG479 |
|
| 4 |
C-AEG479 |
Crankshaft |
1 |
1275cc EN40B (Nitrided only) |
|
| 4 |
12G1287 |
Crankshaft (fitted solid wall block, 1300 mains size) |
1 |
N.L.A - 12G type 1.625” journal |
|
| 5 |
6K836 |
Crankshaft keyway |
1 |
|
|
| 6 |
VP572-00 |
Con rod bearing set (8G2399) Mahle - Std/10/20 only |
1 |
Mahle was Vandervell |
|
| 6 |
AEB572-00 |
Con rod bearing set ACL |
1 |
Also in 10/20/30/40 oversize |
|
| 6 |
VC1017-00 |
Connecting rod bearings Mahle race |
1 |
Std/10 only |
|
| 7 |
VP91120-00 |
Main bearings set (8G2391) Mahle - Std/10/20 only |
1 |
Mahle was Vandervell |
|
| 7 |
AEM91120-00 |
Main bearing set ACL |
1 |
Std/10/20/30 only |
|
| 7 |
VM1004-00 |
Main bearings set Mahle race |
1 |
Std/10 only |
|
| 8 |
AEW2136 |
Thrust washer kit was (VP41 & BHM1293) |
1 |
Std/3 thou oversize |
|
| 8 |
VPW41 |
Thrust washer set, Vandervell |
1 |
Std/30 thou oversize |
|
| 9 |
22G1053 |
Primary gear (24 teeth) |
1 |
|
|
| 10 |
DAM8889 |
Front bush was 22G770 |
1 |
|
|
| 11 |
22G109 |
Rear bush |
1 |
|
|
| 12 |
DAM6490 |
Primary gear shim 2.84-2.89mm (.112-114”) |
1 |
These shims are used to give the correct end float of 3-6 thou on the primary gear check 22A319 and 88G549 for wear. |
|
| 12 |
DAM6486 |
Primary gear shim 2.89-2.94mm (.114-116”) |
1 |
These shims are used to give the correct end float of 3-6 thou on the primary gear check 22A319 and 88G549 for wear. |
|
| 12 |
DAM6487 |
Primary gear shim 2.94-2.99mm (.116-118”) |
1 |
These shims are used to give the correct end float of 3-6 thou on the primary gear check 22A319 and 88G549 for wear. |
|
| 12 |
DAM6488 |
Primary gear shim 2.99-3.04mm (.118-120”) |
1 |
These shims are used to give the correct end float of 3-6 thou on the primary gear check 22A319 and 88G549 for wear. |
|
| 12 |
DAM6489 |
Primary gear shim 3.04-3.09mm (.120-122”) |
1 |
These shims are used to give the correct end float of 3-6 thou on the primary gear check 22A319 and 88G549 for wear. |
|
| 12 |
DAM6492 |
Primary gear shim 3.09-3.14mm (0.122-124”) |
1 |
These shims are used to give the correct end float of 3-6 thou on the primary gear check 22A319 and 88G549 for wear. |
|
| 13 |
22A319 |
Thrust washer U clip 0.125” (3.17mm) |
1 |
|
|
| 14 |
88G549 |
Backing ring 0.163-0.165” (4.14-4.19mm) |
1 |
|
|
| 15 |
AEG523 |
Camshaft 1275cc except ‘S’ with 12G engine numbers |
1 |
N.L.A - Spider drive 1/2”lobes |
|
| 15 |
AEG542 |
Camshaft Cooper ‘S’ with 12H397/12H398 engine numbers |
1 |
N.L.A - Spider drive 1/2”lobes |
|
| 16 |
WKN505 |
Keyway |
1 |
|
|
| 17 |
CHM108 |
Oil pump driving flange |
1 |
N.L.A |
|
| 18 |
AHU2379 |
Camshaft locating plate |
1 |
|
|
| 19 |
GFK5179 |
Bolt for locating plate |
3 |
|
|
| 20 |
GHF321 |
Shake proof washer for locating plate |
3 |
|
|
| 21 |
12G1397 |
Camshaft gear cast iron |
1 |
Gears and chains available as C-AJJ3323 Duplex kit in cast iron. Or S12 in steel. |
|
| 22 |
12G1699 |
Crankshaft gear cast iron |
1 |
Gears and chains available as C-AJJ3323 Duplex kit in cast iron. Or S12 in steel. |
|
| 23 |
6K629 |
Camshaft nut |
1 |
|
|
| 24 |
2A759 |
Locktab |
1 |
|
|
| 25 |
2H4905 |
Chain |
1 |
See 2H4905MS upgrade |
|
| 25 |
2H4905MS |
Timing chain - Double row, performance |
1 |
|
|
| 26 |
6K628 |
Washer to shim crank gear |
A/R |
As required |
|
| 27 |
12G619B |
Front plate |
1 |
For gasket sets see page 28 |
|
| 28 |
AEG161 |
Front plate |
1 |
N.L.A |
|
| 29 |
SH605051 |
Screw plate to block |
2 |
|
|
| 30 |
GFK1125 |
Washer was LWZ305/GHF332 |
2 |
|
|
| 31 |
AEA687 |
Screw, front plate to maincap |
2 |
|
|
| 32 |
AEG314MS |
Push rod |
8 |
See C-AEG582 |
|
| 32 |
C-AEG582 |
Push rod 1275cc (3 piece for performance use) |
8 |
|
|
| 33 |
AEG584 |
Cam follower with oil hole |
8 |
Alternative to 2A13 |
|
| 33 |
2A13 |
Cam follower less oil hole |
8 |
Alternative to AEG584 |
|
| 34 |
12G4499 |
Distributor spindle |
1 |
C.W.E |
|
| 35 |
13H2792 |
Distributor housing oil seal |
1 |
|
|
| 36 |
12A1136 |
Distributor housing |
1 |
N.L.A |
|