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A' Plus Blocks 1275 Engines with 12H Engine Number - Chapter 2 Pages 18-19
MINI Catalog Page 2-19
Records - of

#

Part No

Qty

Description

BHM1137 1
Con rod set
12G1300 8
Con rod bolt, 1300
C-STR317 1
High strength rod bolt set
13H5872 8
Con rod nut
CAM6232 1
Crankshaft (rolled radius journals CAM6232 casting)
Was BHM1243
8G2740 1
Original crank with 12G1505 casting
Reground only
6K836 1
Crankshaft keyway
VP91306 1
Con rod bearing, (8G2553)
Available in 10/20/30/40
VP91120 1
Mains bearing, (8G2301)
Available in 10/20/30/40
VPW41 1
Thrust washer set, (BHM1293)
Available in 03/30 thou
12G1053 1
Primary gear 24 teeth
DAM8890 1
Primary gear 29 teeth (A plus)
12H706AA, 23201 on
10  DAM8889 1
Bush front
11  22G109 1
Bush rear
12  DAM6490 1
Primary gear shim 2.84-2.89mm (.112-114")
These shims are used to
12  DAM6486 1
Primary gear shim 2.89-2.94mm (.114-116")
give the correct end float
12  DAM6489 1
Primary gear shim 3.04-3.09mm (.120-122")
88G459 for wear.
12  DAM6487 1
Primary gear shim 2.94-2.99mm (.116-118")
of 3-6 thou on the primary
12  DAM6488  
Primary gear shim 2.99-3.04mm (.118-120")
gear. Check 22A319 and
13  22A319 1
Thrust washer U clip
14  88G549 1
Backing ring
15  AEG523 1
Camshaft
16  CHM108 1
Oil pump driving flange
17  AHU2379 1
Camshaft retainer plate
18  12G1397 1
Camshaft gear duplex
19  12G4337 1
Camshaft gear simplex
12H706AA, 3997 on
20  6K629 1
Camshaft nut
21  2A759 1
Camshaft locktab
22  12G1699 1
Crankshaft gear duplex
23  8G725 1
Crankshaft gear simplex
12H706AA, 3997 on
24  2H4905 1
Timing chain duplex
25  3H2127 1
Timing chain simplex
26  6K628 A/R
Washer to shim crank gear
As required
27  12G2621 1
Tensioner (only fits 12G2626 front plate)
Simplex only
28  12G2628 1
Tensioner mounting plate
29  12G2629 1
Tensioner pivot pin
30  12G619 1
Front plate gasket for AEG161
31  AEG161 1
Front plate duplex
NLA
31  12G2626 1
Front plate simplex
12H706AA, 3997 on
32  SH605051 2
Screw-plate to crankcase
33  GHF321 2
Washer
34  AEA687 2
Screw, front plate to mains cap
Duplex only
34  53K2016 2
Screw, front plate to mains cap
Simplex
35  WKN505 1
Keyway camshaft
36  12G4499 1
Distributor drive spindle
37  13H2792 1
Distributor housing oil seal
38  12A1136 1
Distributor housing
NLA
39  2A13 8
Cam follower
39  AEG584 8
Cam follower with oil hole
40  AEG314 8
Push rod
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