Mini Cooper Parts Catalog Sprite, Midget & Morris Minor

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Block Components & Pistons - Chapter 2 Pages 2-3

Block Components & Pistons

No.	Part No.	Description	Qty	Remarks
1	BHM1439	Block bare 998cc	1	A-Plus
10	2A54	Dowel - main bearing cap	6	Except 1300cc
10	12G1268	Dowel - main bearing cap	6	1300cc Except ‘S’
11	1A1964	Camshaft oil feed restrictor	1
12	12A1910	Mains bolt	6	Except 1300cc
12	12G1398	Mains bolt	6	1300cc
13	AEG323	Mains stud set (6 studs)	1set	Cooper ‘S’ only
14	C-AJJ4013	Mains nut set (6 nuts)	1set	Cooper ‘S’ only
15	12G164	Liner	4	Not ‘S’ or 1300cc
15	SU3875	Liner (was AEG239)	4	1300cc, all ‘S’
16	VPC989	Camshaft liner bearings	1	1300cc, all ‘S’
16	VPC956	Camshaft liner bearings	1	Not 1300cc, ‘S’
17	53K2853	Drain plug	1
18	6K838	Drain plug washer	1
19	3H576	Tap cylinder drain	1	N.L.A.
2	BHM1441	Block bare1300cc (no tappet side plate covers)	1	A-Plus
20	2A265	Petrol pump blanking plate, (uses CAM6657B gasket)	1
21	22H983	Engine to gearbox case dowel	1
22	6K927	Main bearing lock tab except Cooper ‘S’/1300cc	6
23	21250.0000	1275 Piston set 9.4 to 1 CR	1	Metric ring sizes
23	21251.0000	1275 Piston set 8.8 to 1 CR	1	Metric ring sizes
23	21253.0000	1275 Piston set 9.7 to 1 CR	1	Metric ring sizes
23	C-AJJ3378	1275 Omega dished piston set 9.7 to 1 CR	1	20/40/60 oversizes
23	C-AJJ3382	1275 Omega flat top piston set	1	20/40/60 oversizes
23	20747.0000	1275 Powermax 9.7 to 1 CR	1	Metric ring sizes
23	21882.0000	1275 Powermax flat top	1	Metric ring sizes
23	15037.0000	850 Piston set 8.3 to 1 CR	1
23	20773.0000	998 Piston set 4 ring	1
23	20950.0000	998 Powermax flat top piston set	1
23	16309.0000	998 Dished piston set 8.3 to 1 CR	4	Circlip type gudgeon pin
23	ADU3490	998 Flat top piston 10.3 to 1 CR	4	Circlip type gudgeon pin
23	TAM2052	998 Flat top piston 10.3 to 1 CR	4	Press fit gudgeon pin
23	TAM2054	998 Dished piston 8.3 to 1 CR	4	Press fit gudgeon pin
23	16179.0000	1100 Dished piston 8.5 to 1 CR	1
3	CP7	Core plug (1.326" diameter)	5	1300cc and all A-Plus
3	CP10	Core plug (1.647" diameter)	4	All Cooper ‘S’
4	12G3503	Oil gallery plug	2
5	8M104	Oil release passage	2	Use TAM2009 85 on
6	CAM150	Block to head stud long	3/4	Qty decreased for TAM1617
7	CAM151	Block to head stud short	5/6	Extra for Cooper ‘S’
7	TAM1617	Block to head stud short	1	Extra threads to hold coil
8	Bolt01	Filter to block bolt	2	For spin on filter only
8	53K615	Filter to block stud	2	For paper element
9	CHS2515	Petrol pump stud	2