1275 Except Cooper 'S' & Turbo
Label Part No Description Quantity Comments
1 38G399 Cylinder head - 12G940 1 N.L.A
1 LDF10213 Cylinder head Lead Free 1 N.L.A
2 CHS2515 Stud, for thermostat housing 3
2 CHS2524 Stud long, when sandwich plate fitted 3
3 51K885 Stud, rocker posts/cover long 2 Replaces [LINK]CHS522[/LINK] A plus type
4 CHS522 Stud, rocker post short 2 N.L.A - Use [LINK]51K1473[/LINK]
5 53K487 Stud, manifold 6
6 53K402 Stud, heater valve take-off 2
7 12G1963 Valve guide 8 Was 12G1111
8 2K1345 Oil hole plug 1
9 12G2092 Water hole plug 3 N.L.A
10 AEA771 Water and dowel plug with hole 2
11 12G3503 Cleaning hole plug 2 Was 12H1734
12 2A180 Heater tap blanking plate 1
13 88G221 Heater take-off gasket 1
14 12G1089 Valve seat insert inlet 4 N.L.A
14 TAM2069 Valve seat insert exhaust (was 12G2675 not lead free) 4 Lead free only
15 12G941 Inlet valve (1.3”) 33mm 4 33mm diameter
15 TAM1058 Inlet valve, triple collet groove (1.3”) 33mm 4 Lead free 33mm
15 AHU1049 Exhaust valve (1.15”) 29.2mm, was 12G1322 4
15 TAM1061 Exhaust valve, triple collet groove (1.15”) 29.2mm 4 Lead free
16 12G1015 Valve spring 8
17 88G617 Top cap 8 Alternative [LINK]AEA653[/LINK]
17 AHU1897 Top cap 8 Triple collet groove
18 AEG327 Valve seal (inlets) 4 Exhaust optional
18 ADU4905 Valve seal 8 “A” Plus
18 LJQ101160 Valve seal (Dupont Viton) upgrade 4 Or as required
19 88G459 Valve cotter 16 8 pair
19 CAM6975 Valve cotter (one half only) 16 For triple groove valves
20 12A1950 Rocker shaft 1
21 12G1926 Rocker shaft post with oil feed hole 3
22 12G1927 Rocker shaft post tapped 1
23 2A515 Rocker post locking plate 1 N.L.A - Use [LINK]2A259[/LINK]
24 2A258 Locating plate plug 1
25 6K556 Rocker spacer spring 3
26 12G1313 Rocker pressed steel, 7/16” AF spanner size nut 8 N.L.A - Use [LINK]CAM289[/LINK] / [LINK]12G1221[/LINK] sets
27 CAM289 Rocker sintered (no bush) 1/2” AF spanner size nut 8
28 12G1221 Rocker forged 8 Alternative to [LINK]CAM289[/LINK]
29 2A21 Rocker bush 8 Not [LINK]CAM289[/LINK]
30 AEG168 Spacing washer .040” A/R
30 AEG169 Spacing washer .010” A/R
31 AEG167 Rocker screw, uses [LINK]NT605061[/LINK] 8 Except [LINK]12G1313[/LINK]
32 NT605061 Rocker screw nut, 1/2” AF spanner size nut 8 Except [LINK]12G1313[/LINK]
33 51K1193 Head nut 9
34 GFK1115 Head washer was PWN106 9
35 CAM4545 Head nut with shoulder 9 Alternative to 33/34
36 GEG300 Head gasket Payen AF460 - For gasket sets see page 28 1 Copper head gasket
36 GUG702560HG Cylinder head gasket, AF470 1 Has sealing ring for rocker oil feed
36 TAM1521 Cylinder head gasket, BK450 1 Original, black in colour
37 2A18 Rocker shaft spring washer 2