BSA A65 1971 · Factory parts book plate 2
BSA A65 1971 Cylinder Barrel, Valve & Exhaust Pipe Parts
Exploded diagram and parts list for the BSA A65 1971 cylinder barrel, exhaust pipes & valves (Thunderbolt, Lightning and Firebird Scrambler). Click a number on the drawing to see the part, its price and stock.

BSA A65 1971 Cylinder Barrel, Valve & Exhaust Pipe Parts List
36 parts listed · 15 available to order now
| Ref | Part | Price |
|---|---|---|
| 1 | Collet — valve spring | £ 2.50 Out of stockView |
| 2 | Collar — valve spring, top | £ 5.50Add to basket |
| 3 | Valve spring — inner | Inner & outer set£ 19.50Add to basket |
| 4 | Valve spring — outer | Inner & outer set£ 19.50Add to basket |
| 5 | Cover — spark plug (Champion WC.200) | Not stocked |
| 6 | Spark plug (Champion N.3) | Not stocked |
| 7 | Valve — exhaust | £ 18.00Add to basket |
| 8 | Exhaust pipe — left | Pair (left & right)£ 145.00Add to basket |
| 9 | Tube — exhaust pipe connecting | Not stocked |
| 10 | Locknut — finned collar fixing (1/4" UNF) | Not stocked |
| 11 | Lockwasher — finned collar fixing | £ 0.20Add to basket |
| 12 | Finned collar — exhaust pipes | Pair£ 32.00Add to basket |
| 13 | Screw — finned collar fixing (1/4" UNF x 1 1/4") | Not stocked |
| 14 | Exhaust pipe — right | Pair (left & right)£ 145.00Add to basket |
| 15 | Bolt — connecting tube clamp (1/4" UNF x 1 3/8") | Not stocked |
| 16 | Clamp — connecting tube | Not stocked |
| 17 | Cap — connecting tube clamp | Not stocked |
| 18 | Locknut — connecting tube clamp (1/4" UNF) | Not stocked |
| 19 | Exhaust pipe — left | Not stocked |
| 20 | Bolt — exhaust pipe fixing (1/4" UNF x 1/2") | Not stocked |
| 21 | Spring washer — exhaust pipe fixing | Not stocked |
| 22 | Exhaust pipe — right | Not stocked |
| 23 | Gasket — cylinder base | £ 1.99Add to basket |
| 24 | Push rod — inlet | £ 13.50Add to basket |
| 25 | Tappet — inlet and exhaust | £ 42.00 Out of stockView |
| 26 | Circlip — tappets | Not stocked |
| 27 | Push rod — exhaust | £ 13.50Add to basket |
| 28 | Cylinder barrel | Not stocked |
| 29 | Gasket — cylinder head | £ 16.00Add to basket |
| 30 | Gasket — carburetter | Not stocked |
| 31 | Gasket — carburetter (Tufnol) | Not stocked |
| 32 | Nut — carburetter stud (5/16" BSC) | Not stocked |
| 33 | Stud — carburetter (5/16" BSC/BSF x 1 3/8") | £ 4.99Add to basket |
| 34 | Valve — inlet | £ 18.00Add to basket |
| 35 | Valve guide — inlet and exhaust | £ 21.00Add to basket |
| 36 | Cup — valve spring, bottom | Not stocked |
