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Home>Make: Norton>1975 Norton Commando 850 Mk3>Engine, Primary Drive & Clutch>Primary Chaincases, Tensioner

1975 Norton Commando Mk3 Primary Chaincases, Tensioner
1975 Norton Commando 850 Mk3 Inner & Outer Chaincase, Hydraulic Tensioner
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Plate # Part Name Part # Qty Fitted Description
1 Inner Primary Chaincase 066023 1 Bare.
2 Primary Chaincase Dowel 067952 1
3 Nut 060355 1 1/4" UNC plain.
4 Inner Chaincase Sealing Plug 064727 1 Metal.
5 Inner Chaincase Oil Seal 065956 1 Behind clutch, double lipped.
6 Inner Chaincase to Crankcase Gasket 064689 1 Engine to primary chaincase.
7 Outer Primary Chaincase 064691 1 With timing plate.
8 Crossover Shaft Bush 065185 1 In outer primary chaincase.
9 Gear Lever Shaft Bush 066189 1 In outer primary chaincase.
10 Gear Lever Oil Seal 065181 1 On outer primary chaincase.
11 Chaincase Timing Degree Plate 064694 1
12 Self Tapping Screw 060787 2
13 Chaincase Drain Plug 140101 1 1/4" UNF x 1/2" long.
14 Drain Plug Sealing Washer 064061 1 1/4" fibre.
15 Primary Chaincase Inspection Cap 060388 1 Large.
16 Chaincase Inspection Cap O-Ring 062581 1 Large.
17 Timing Inspection Cap 060659 1 Small.
18 Timing Inspection Cap O-Ring 062580 1 Small.
19 Chaincase Oil Level Plug 062582 1 3/8" UNF, slotted.
20 Oil Level Plug O-Ring 062583 1
21 Chaincase Outer Gasket 065534 1 Standard 0.5mm thick.
22 Chaincase Outer Cover Screw 065533 10 1/4" Whitworth x 1-1/4" long.
23 Chaincase Steady 066257 1 Chaincase centre stud.
24 Washer 602322 1 3/8" plain.
25 Locknut 140403 1 3/8" UNF Nyloc.
26 Chaincase Centre Stud Nut 141303 1 3/8" UNF Nyloc.
27 Primary Chain Tensioner Body 064718 1
28 Primary Chain Tensioner Plunger Assembly 065341 2 Plunger assembly.
29 Chain Tensioner Cover Plate 066001 1
30 Washer 602418 1 5/16" spring washer.
31 Nut 140302 2 5/16" UNF.
32 Chain Tensioner Body Stud 064717 2
33 Stud 063189 1 1/4" Whitworth x 1/2" long.
34 Washer 602417 1 1/4" spring washer.
35 Nut 060355 1 1/4" UNC.
- Chain Tensioner Body Gasket 066570 1
- Allen Screw Set SS 065533K AR Complete set, UNC/BSF, stainless steel.