HomeMake: Norton1973-74 Norton Commando 750 & 850Engine, Primary Drive & Clutch850 Crankcases, Breather, Tacho Drive
| Plate # | Part Name | Part # | Qty Fitted | Description | |
|---|---|---|---|---|---|
| 1 | Crankcase Halves, Assembled | 064045 | 1 | ||
| 2 | Crankcase Dowel | 067621 | 2 | To locate timing cover. | View |
| 3 | Crankcase Dowel | 062621 | 2 | Hollow. | View |
| 4 | Camshaft Bush, Timing Side | 063020 | 1 | With lip. | View |
| 5 | Camshaft Bush, Drive Side | 063021 | 1 | No lip. | View |
| 6 | Main Bearing | 064118 | 2 | . | View |
| 7 | Main Bearing Oil Seal | 067567 | 1 | Rubber cased, seals better. Behind engine sprocket. | View |
| 7 | Main Bearing Oil Seal | 067567M | 1 | Metal cased, not rubber, behind engine sprocket. | View |
| 8 | Main Bearing Shim | 067569 | 1 | 0.003" thick, fits inner race. | View |
| 9 | Cylinder Base Stud | 063824 | 4 | Stepped, 5/16" UNF. | View |
| 10 | Cylinder Base Stud, Front | 062639 | 1 | 3/8" UNC base, 3/8" UNF top. | View |
| 11 | Cylinder Base Stud Washer | 063857 | 4 | 5/16" extra thick. | View |
| 12 | Cylinder Base Stud Washer | 064147 | 1 | 3/8", thick, small OD. | View |
| 13 | Cylinder Base Stud Nut | 062651 | 1 | 3/8" UNF, short, at front centre. | View |
| 14 | Cylinder Base Stud Nut | 063825 | 4 | 5/16" UNF, fits 063824 stud. | View |
| 15 | Oil Pump Stud | 062664 | 2 | ||
| 16 | Oil Pump Stud Nut | 140302 | 2 | 5/16" UNF plain. | View |
| 17 | Crankcase Blanking Plug | 062638 | 1 | In oil way. | View |
| 18 | Oil Junction Block Dowel | 067786 | 1 | Hollow. | View |
| 19 | Crankcase Bolt, Long | 140125 | 1 | 5/16" UNF x 4", not through engine plates. | View |
| 20 | Crankcase Bolt Nut | 140302 | 1 | 5/16" UNF plain. | View |
| 21 | Crankcase Bolt, Short | 140218 | 1 | 5/16" UNF x 1-1/4" long. | View |
| 22 | Crankcase Bolt Washer | 602348 | 2 | 5/16" large diameter. | View |
| 23 | Crankcase Bolt Nut | 140302 | 1 | 5/16" UNF plain. | View |
| 24 | Crankcase Stud, Top Front | 062662 | 1 | 1/4" x 1-1/4" long. | View |
| 25 | Crankcase Stud Washer | 067577 | 1 | 1/4" plain. | View |
| 26 | Crankcase Stud Nut | 26947 | 1 | 1/4" UNF. | View |
| 27 | Crankcase Stud, Top Rear | 064157 | 1 | View | |
| 28 | Crankcase Stud Washer | 016213 | 1 | 3/8" thick, large diameter. | View |
| 29 | Crankcase Stud Nut | 141303 | 1 | 3/8" UNF Nyloc | View |
| 30 | Crankcase Screw | 062685 | 2 | 1-1/4" long, timing side to drive side at sump. | |
| 31 | Sump Plug, Magnetic | 064188 | 1 | 3/8" UNC, magnetic. | View |
| 32 | Sump Plug Washer | 062624 | 1 | 3/8" copper. | View |
| 33 | Tachometer Worm Gear | 061089 | 1 | Early type, no o-ring groove. | View |
| 34 | Tachometer Housing Screw | 062670 | 2 | 1/4" UNC x 3/4", at front, slotted. | View |
| 35 | Tachometer Worm Gear O-Ring | 061282 | 1 | View | |
| 36 | Tachometer Housing | 067254 | 1 | Complete with proper lip seal fitted. | View |
| 37 | Tachometer Housing Gasket | 063056 | 1 | At front. | View |
| 38 | Breather Tube | 064200 | 1 | Screw in. | View |
| 39 | Sump Filter Body | 067676 | 1 | Without hole. | View |
| 39 | Sump Filter Body Assembly | 067676AS | 1 | Complete with internals, no drain hole, stainless steel. | View |
| 40 | Sump Filter Gauze | 067677 | 1 | Stainless steel. | View |
| 41 | Sump Filter Washer | 067678 | 1 | Retains 067677 gauze. | View |
| 42 | Sump Filter Internal Circlip | 067679 | 1 | To retain 067678 washer in sump filter. | View |
| 43 | Sump Filter Washer | 067680 | 1 | For large filter. | View |
| - | Oil Seal Kit | 048023K | AR | View |
CLASSIC BIKE SPARES specialises in spare parts for classic Triumph, Norton and BSA motorcycles. We carry over 5,000 parts, and we are getting more all the time. Enter the part number or part name in the Search box to find your part. If it’s not on the shelf, we can try to get it for you! Some of the brands we stock are Amal carburettors, Lucas electrical, Tri-Spark and Boyer ignition kits, Devon rims and spokes, Hepolite pistons, Harris Triumph parts and Andover Norton.
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