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BMW Mini Cooper

Classic Mini Cooper Cylinder Head 850CC, 998CC & 1100CC Pre 'A' Plus to 1980

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Classic Mini Cooper Cylinder Head 850CC, 998CC & 1100CC Pre 'A' Plus to 1980

MINI Catalog Page 2-21
Records - of


Part No



12A1455 1
Cylinder head (12A1456 head casting)
850cc and 998cc
28G193 1
Cylinder head (12G202 head casting)
CHS2515 3
Stud, water elbow outlet
51K885 2
Stud, rocker cover
51K1473 2
Stud, rocker cover short
2.6875" (68mm long)
53K487 6
Stud, manifold
53K487S 6
Stainless Steel Exhaust Manifold Stud
53K402 2
Stud, heater valve
12G1111 8
Valve guide - was 2A608
850cc and 998cc
12A186 8
Valve guide
6K808 1
Oil hole plug
2K1345 1
Oil hole plug
850cc and 998cc
2A180 1
Heater tap blanking plate
When required
10  88G221 1
Heater take off gasket
11  TAM2068 4
Valve seat insert exhaust
lead free
11  TAM2152 4
Valve seat insert inlet
lead free
12  2A877 4
Inlet valve large collet groove
850cc and 998cc
12  CAM6391 4
Inlet valve small collet groove 1.094"
850cc and 998cc
12  12G3036 4
Inlet valve small collet groove
12  AEA574 4
Inlet valve large collet groove 1.15"
12  AEA434 4
Exhaust valve large collet groove 1.0"
12  12A1987 4
Exhaust valve small collet groove
13  AEA311 8
Valve spring
14  2A879 8
Valve oil seal
15  88G616 8
Top cap for large collet groove
15  88G617 8
Top cap for small collet groove
16  2A11 8pr
Valve cotter for 88G616 large collet groove
16  88G459 8pr
Valve cotter for 88G617 small collet groove
17  2A12 8
Circlip for valve cotters
No longer required
18  12A1950 1
Rocker shaft
19  12G1926 3
Rocker shaft post with oil hole
20  12G1927 1
Rocker shaft post tapped
21  2A515 1
Rocker post locking plate
22  2A258 1
Locating plug
23  6K556 3
Rocker spacer spring
24  2A964 NLA
Rocker pressed steel, original
Use 12G1221 or CAM289
25  12G1221 8
Rocker forged
26  2A21 8
Not for CAM289
27  CAM289 8
Rocker sintered non bush type
28  AEG167 8
Rocker screw
Thread size 5/16 UNF
28  12A1215 8
Rocker screw for 2A964
29  6K654 8
Adjuster nut
7/16 AF wrench size
29  NT605061 8
Adjuster nut for 12G1221 and CAM289
1/2 AF wrench size
30  51K1193 9
Cylinder head nut
31  GHF302 8
Head nut washer
32  GEG302 1
Cylinder head gasket,
32  TAM2121 1
Cylinder head gasket, copper
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