998cc, 1981 on, 'A' Plus Block
Label Part No Description Quantity Comments
1 12G123 Connecting rod number 2 and 4 (circlip type) 2 N.L.A
1 12A1997 Connecting rod number 2 and 4, press fit gudgeon pin 2 N.L.A - 1985 on (piston has no circlips)
2 12G126 Connecting rod number 1 and 3 (circlip type) 2 N.L.A
2 12A1999 Connecting rod number 1 and 3, press fit gudgeon pin 2 N.L.A - 1985 on (piston has no circlips)
3 2A660 Locktab, deleted when [LINK]CAM6126[/LINK] fitted 4 Deleted after 1981
4 CAM6126 Connecting rod bolt, replaced [LINK]12G2219[/LINK] 1 See [LINK]C-STR319[/LINK]
5 BHM1436 Crankshaft, [LINK]8G2733[/LINK] fitted until 1984 1 N.L.A
6 6K836 Crankshaft keyway 1
7 VP572-00 Con rod bearings (Mahle) 1 Std/10/20 only. Mahle was Vandervell
7 AEB572-00 Con rod bearings ACL bearing 1 Std/10/20/30/40 oversize
7 VC1017-00 Con rod bearings Mahle race 1 Std/10
8 VP733-00 Main bearing, locating lug on edge of both halves was 8G2332. 1 Pre 1985 (Mahle) - Std/10/20 only. Mahle was Vandervell
8 AEM3314-00 Main bearing, locating lug on edge of both halves. ACL Bearings 1 Pre 1985 - 10/20/30/40 oversize
8 AEM3427-00 Main bearing (centre locating lip) 1985 on 1 Was BHM1573/VP918855 (ACL) Std/10/20 only
9 AEW2122-00 Thrust washer set 1 Std/3 thou oversize
10 22A1493 Primary gear (24 teeth), old type 1
10 DAM8888 Primary gear (29 teeth), A plus 1
11 DAM8887 Front bush, was 22G401 1
12 22G109 Bush rear 1
13 22A321 Thrust washer 2.79-2.84mm (.110-112”) - N.L.A 1 These shims are used to give correct end float of the primary gear which is 3-6 thou. Also check [LINK]22A319[/LINK] & [LINK]88G549[/LINK] for wear.
13 22A322 Thrust washer 2.84-2.89mm (.112-114”) 1 These shims are used to give correct end float of the primary gear which is 3-6 thou. Also check [LINK]22A319[/LINK] & [LINK]88G549[/LINK] for wear.
13 22A323 Thrust washer 2.89-2.94mm (.114-116”) 1 These shims are used to give correct end float of the primary gear which is 3-6 thou. Also check [LINK]22A319[/LINK] & [LINK]88G549[/LINK] for wear.
13 22A324 Thrust washer 2.94-2.99mm (.116-118”) 1 These shims are used to give correct end float of the primary gear which is 3-6 thou. Also check [LINK]22A319[/LINK] & [LINK]88G549[/LINK] for wear.
13 22A450 Thrust washer 2.99-3.04mm (.118-120”) 1 These shims are used to give correct end float of the primary gear which is 3-6 thou. Also check [LINK]22A319[/LINK] & [LINK]88G549[/LINK] for wear.
13 22A451 Thrust washer 3.04-3.09mm (.120-122”) 1 These shims are used to give correct end float of the primary gear which is 3-6 thou. Also check [LINK]22A319[/LINK] & [LINK]88G549[/LINK] for wear.
14 22A319 Thrust washer U clip 1
15 88G549 Backing ring 1
16 CAM6267 Camshaft, 99H/B83P/B85P/D83P/E22 1 N.L.A - LC engine 2 rings between lobes 3&4
16 CAM4717 Camshaft, 99H/B81P/B82P/D80P/D81P/D82P/E20/E21 1 N.L.A - HC engine 1 ring between lobes 5&6
16 12G2983 Camshaft A plus early - No identification marks, mainly 1275cc 1 N.L.A
17 WKN505 Camshaft key 1
18 AHU2379 Camshaft locating plate 1
19 GFK5179 Locating plate bolt 3
20 GHF321 Locating bolt shake proof washer 3
21 12G4337 Camshaft gear 1
22 12G2621 Tensioner pad 1
23 12G2628 Tensioner mounting plate 1
24 12G2629 Tensioner pin 1
25 6K629 Camshaft nut 1
26 2A759 Locktab 1
27 CAM4700B Front plate gasket 1 For gasket sets see page 28
28 12G2626 Front plate 1
29 GFK5184 Bolt for plate to block 2
30 GFK1125 Spring washer 2
31 8G725 Crankshaft gear 1
32 6K628 Crank gear shim washer 1 Use as required
33 3H2127 Timing chain 1
34 12G3560 Distributor drive spindle 1 N.L.A
35 TAM1671 Distributor retaining plate was 613867A, pre 1985 1
36 TAM1706 Retainer screw 3/8”UNF 1”long, was CAM6105 1 N.L.A can use [LINK]GFK5191[/LINK]
37 2A14 Push rod 8 See [LINK]C-AEG581[/LINK]
37 C-AEG581 Push rod (3 piece) performance use 8
38 2A13 Cam follower without hole 8 Alternative to [LINK]AEG584[/LINK]
38 AEG584 Cam follower with hole 8 Alternative to [LINK]2A13[LINK]