Engine and Block 1275cc
Label Part No Description Quantity Comments
2 ENG001 Performance 1/2 engine recon built up less head 1380cc not SPI/MPI 1 Offset 73.5mm large bore
2 ENG002 Performance 1/2 engine recon built up less head 1380cc not SPI/MPI 1 11/16” oil pipe hole
2 ENG003 Performance 1/2 engine recon built up less head 1310cc not SPI/MPI 1 Plus 40 pistons
2 ENG004 Half engine reconditioned unit 1293cc not SPI/MPI 1
2 LBB109100N Half engine brand new for MPI only 1 Block / Crank / Pistons
3 AEC876 Core plug 5
4 2K1345 Plug for oil release valve 6mm or [LINK]CDU2601[/LINK] rivet 6.3mm 1 As required
5 12G3503 Brass core plug for oil galleries 4
6 CDU2601 Oil relief valve drain off - rivet 6.3mm - Except SPI / MPI 1 Can use [LINK]2K1345[/LINK]
6 RU612123 Oil relief valve drain off - rivet 5mm - SPI only 1
6 LYQ100080 Oil relief valve drain off - rivet 8mm, for MPI only 1
6 LYQ100120 Block oil way - rivet 11mm, MPI 4
7 CAM150 Stud 3/8” UNC 53/4” long for block rear to head 4
8 CAM151 Stud 3/8” UNC 4” long for block front to head 4/5 As required
8 TAM1617 Stud 3/8” UNC 41/2” long for coil fitting except MPI 1
9 CHS2613 Stud 3/8” UNC 15/8” long for filter head to block except MPI 2 Alternatives
9 LYG10008 Bolt 3/8” UNC 1” long for filter head to block except MPI 2 Alternatives
10 CHS2515 Stud 5/16” UNC 115/16” long when pump fitted, see No.25 when blanked off 2 Except MPI
11 1A1964 Oil restrictor for camshaft (TAM2056 on MPI also N.L.A) 1 N.L.A
12 12G1268 Dowel for main bearing caps 6
13 12G1398 Bolt 7/16” UNF 23/4” long, main cap to block 6
14 AEG428 Liner for piston bore 4
15 53K2853 Plug 1/4” BSP for block drain off except MPI 1
16 6K638 Washer for plug 1
17 AEC3063 Camshaft liner bearing set Manual (AEC3046 automatic) 1
18 P21253-00 Piston high compression (over sizes available) 4 Was TAM2050
18 P21251-00 Piston low compression (over sizes available) 8.8cr 4 Was TAM2048
18 C-AJJ3378 1275cc Mega dished piston 9.7 to 1 CR - Double heat treated 1 20/40/60 oversizes
18 C-AJJ3382 1275cc Mega flat top piston - Double heat treated 1 20/40/60 oversizes
18 C-STR312 73.5 Mega 11cc dish piston - Double heat treated 1 1380CC
18 C-STR310 73.5 Mega 7cc dish piston - Double heat treated 1 1380cc
18 P20659-00 Piston 73.5 Powermax 9cc dish - Double heat treated 4 See [LINK]C-STR311[/LINK]
18 C-STR311 Piston 73.5 Mar Motorsport 9cc dish (Mini Spares own) 4
19 R41570-00 Ring set for pistons P21253 (over sizes available) 1 Was BHM1628
19 R35960-00 Ring set for pistons P21251 (over sizes available) 1 See page 8 for ring sets.
20 BHM1137 Con rod set of four 1 N.L.A
21 LFH10006 Con rod bolt 8
21 C-STR289 Con rod bolt and nut set - performance use 1
22 C-STR290 Con rod nut - performance use 8
22 CAM6263 Shouldered nut for con rod - A plus - Use [LINK]13H5872[/LINK] or [LINK]C-STR290[/LINK] 8 N.L.A
22 13H5872 Nut for con rod 8
23 2A265 Blanking plate for petrol pump hole SPI engines 1 Or when required
24 GUG705779GM Gasket for petrol pump or blanking plate except MPI 1
25 SH505061 Screw 5/16” UNC 3/4” long for blanking plate [LINK]2A265[/LINK] 2
26 GFK1125 Spring washer 5/16” for blanking plate screw 2
27 CAM6232 Crankshaft 1
28 VP91306-00 Con rod bearing set ACL 1 Available Std/10/20/40
28 VC1003-00 Con rod bearing set MAHLE RACE 1 Available Std/10
29 VP91886-00 Main bearing set MAHLE was VANDERVELL 1 Available Std/10/20
29 AEM91886-00 Main bearing set ACL 1 Available Std/10/20
29 VM1005-00 Main bearing set MAHLE RACE 1 Available Std/10
30 AEW2136 Thrust washer set for crankshaft 1 Std/3 thou also available
30 VPW41 Thrust washer set, Vandervell 1 Std/30 thou oversize
Note: All half engines are 5/8" UNF block oil feed pipe size pre 12A engine numbers, except ENG002 with 11/16" AF oil feed hole.