Pick your bike, open a section, then match the red number on the drawing to the plate number in the parts list underneath. Every part shows its part number, price and an Add button.
Factory parts books (PDF) →Home>Make: BSA>1971 BSA A65 Lightning, Thunderbolt & Firebird>Gearbox>Gear Cluster & Camshaft
| Plate # | Picture | Part Name | Part # | Qty Fitted | Description | Price | |
|---|---|---|---|---|---|---|---|
| 1 | ![]() |
Breather disc peg | 40-0028 | 1 | Model: All (Lightning, Thunderbolt, Firebird) | View | |
| 2 | ![]() |
Breather disc | 68-0130 | 1 | Model: All (Lightning, Thunderbolt, Firebird) | View | |
| 3 | ![]() |
Spring — breather valve | 68-0132 | 1 | Model: All (Lightning, Thunderbolt, Firebird) | $8.40 | View |
| 4 | Camshaft | 68-0473 | 1 | Model: All (Lightning, Thunderbolt, Firebird) | |||
| 5 | ![]() |
Bush — camshaft, right | 68-0025 | 1 | Model: All (Lightning, Thunderbolt, Firebird) | $105.00 | View |
| 6 | Bush — idler pinion bearing | 70-9809 | 1 | Model: All (Lightning, Thunderbolt, Firebird) | |||
| 7 | Idler pinion | 70-9104 | 1 | Model: All (Lightning, Thunderbolt, Firebird) | |||
| 8 | ![]() |
Bush — camshaft, right | 68-0025 | 1 | Model: All (Lightning, Thunderbolt, Firebird) | $105.00 | View |
| 9 | ![]() |
Key — idler pinion | 27-1386 | 1 | Model: All (Lightning, Thunderbolt, Firebird) | View | |
| 10 | Camshaft pinion | 67-0338 | 1 | Model: All (Lightning, Thunderbolt, Firebird) | |||
| 11 | ![]() |
Key — camshaft pinion | 40-0118 | 1 | Model: All (Lightning, Thunderbolt, Firebird) | $5.01 | View |
| 12 | ![]() |
Lockwasher — camshaft pinion | 67-0685 | 1 | Model: All (Lightning, Thunderbolt, Firebird) | $2.50 | View |
| 13 | ![]() |
Nut — camshaft pinion (1/2" BSC) | 24-7000 | 1 | Model: All (Lightning, Thunderbolt, Firebird) | View | |
| 14 | Plug screw — scavenge oil hole | 70-9526 | 2 | Model: All (Lightning, Thunderbolt, Firebird) | |||
| 15 | ![]() |
Bearing — mainshaft, right | 57-0448 | 1 | Model: All (Lightning, Thunderbolt, Firebird) | $37.95 | View |
| 16 | ![]() |
Bush — mainshaft top gear | 68-3178 | 2 | Model: All (Lightning, Thunderbolt, Firebird) | $23.00 | View |
| 17 | Mainshaft top gear (23 teeth) | 68-3115 | 1 | Model: All (Lightning, Thunderbolt, Firebird) | |||
| 18 | Mainshaft second gear (23 teeth) | 68-3120 | 1 | Model: All (Lightning, Thunderbolt, Firebird) | |||
| 18 | Mainshaft second gear (23 teeth) (close ratio) | 68-3114 | 1 | Model: All (Lightning, Thunderbolt, Firebird) | |||
| 19 | ![]() |
Spacing washer — mainshaft | 68-3021 | 1 | Model: All (Lightning, Thunderbolt, Firebird) | View | |
| 20 | Cover complete — gearbox bearing housing | 57-4023 | 1 | Model: All (Lightning, Thunderbolt, Firebird) | |||
| 20 | Cover only — gearbox bearing housing | 57-4025 | 1 | Model: All (Lightning, Thunderbolt, Firebird) | |||
| 21 | Dowel — bearing plate | 68-0030 | 1 | Model: All (Lightning, Thunderbolt, Firebird) | |||
| 22 | ![]() |
Bearing — mainshaft, right (Hoffmann L.S8) | 57-3621 | 1 | Model: All (Lightning, Thunderbolt, Firebird) | $46.00 | View |
| 23 | ![]() |
Circlip — mainshaft bearing | 67-3028 | 1 | Model: All (Lightning, Thunderbolt, Firebird) | $6.00 | View |
| 24 | ![]() |
Spring washer — bearing plate stud | 24-8784 | 5 | Model: All (Lightning, Thunderbolt, Firebird) | $0.45 | View |
| 25 | ![]() |
Nut — bearing plate stud (5/16" UNF) | 14-0302 | 5 | Model: All (Lightning, Thunderbolt, Firebird) | $0.30 | View |
| 26 | Stud — gearbox bearing plate (5/16" UNC/UNF x 1-1/4") | 14-1619 | 5 | Model: All (Lightning, Thunderbolt, Firebird) | |||
| 27 | ![]() |
Bearing — layshaft, right (Torrington B.1212-OH) | 42-3075 | 1 | Model: All (Lightning, Thunderbolt, Firebird) | $30.00 | View |
| 28 | ![]() |
Thrust washer — layshaft | 42-3079 | 1 | Model: All (Lightning, Thunderbolt, Firebird) | View | |
| 29 | Layshaft first gear (26 teeth) | 68-3151 | 1 | Model: All (Lightning, Thunderbolt, Firebird) | |||
| 29 | Layshaft first gear (24 teeth) (close ratio) | 68-3128 | 1 | Model: All (Lightning, Thunderbolt, Firebird) | |||
| 30 | ![]() |
Bush — layshaft first gear | 67-3093 | 1 | Model: All (Lightning, Thunderbolt, Firebird) | $67.00 | View |
| 31 | Layshaft third gear (22 teeth) | 68-3120 | 1 | Model: All (Lightning, Thunderbolt, Firebird) | |||
| 31 | Layshaft third gear (18 teeth) (close ratio) | 68-3181 | 1 | Model: All (Lightning, Thunderbolt, Firebird) | |||
| 32 | ![]() |
Spacing washer — layshaft | 68-3021 | 1 | Model: All (Lightning, Thunderbolt, Firebird) | View | |
| 33 | Layshaft | 68-3303 | 1 | Model: All (Lightning, Thunderbolt, Firebird) | |||
| 34 | Layshaft second gear (26 teeth) | 68-3015 | 1 | Model: All (Lightning, Thunderbolt, Firebird) | |||
| 34 | Layshaft second gear (25 teeth) (close ratio) | 68-3107 | 1 | Model: All (Lightning, Thunderbolt, Firebird) | |||
| 35 | Layshaft top gear (17 teeth) | 68-3299 | 1 | Model: All (Lightning, Thunderbolt, Firebird) | |||
| 36 | ![]() |
Thrust washer — layshaft (.113"-.115") | 42-3079 | as reqd. | Model: All (Lightning, Thunderbolt, Firebird) | View | |
| 36 | ![]() |
Thrust washer — layshaft (.120"-.122") | 42-3212 | as reqd. | Model: All (Lightning, Thunderbolt, Firebird) | $27.01 | View |
| 36 | ![]() |
Thrust washer — layshaft (.127"-.129") | 42-3213 | as reqd. | Model: All (Lightning, Thunderbolt, Firebird) | View | |
| 37 | ![]() |
Bearing — layshaft drive-side (Torrington 12121-OH) | 68-0034 | 1 | Model: All (Lightning, Thunderbolt, Firebird) | $33.00 | View |
| 38 | Spacer — mainshaft | 68-3019 | 1 | Model: All (Lightning, Thunderbolt, Firebird) | |||
| 39 | ![]() |
Bush — clutch push rod | 57-3988 | 1 | Model: All (Lightning, Thunderbolt, Firebird) | $7.85 | View |
| 40 | Mainshaft first gear (14 teeth) | 68-3150 | 1 | Model: All (Lightning, Thunderbolt, Firebird) | |||
| 40 | Mainshaft first gear (16 teeth) (close ratio) | 68-3127 | 1 | Model: All (Lightning, Thunderbolt, Firebird) | |||
| 41 | Mainshaft third gear (26 teeth) | 68-3015 | 1 | Model: All (Lightning, Thunderbolt, Firebird) | |||
| 41 | Mainshaft third gear (22 teeth) (close ratio) | 68-3182 | 1 | Model: All (Lightning, Thunderbolt, Firebird) | |||
| 42 | Mainshaft with bush | 68-3100 | 1 | Model: All (Lightning, Thunderbolt, Firebird) | |||
| 43 | Clutch push rod | 68-3229 | 1 | Model: All (Lightning, Thunderbolt, Firebird) | |||
| 44 | ![]() |
Circlip — mainshaft bearing, left | 68-0024 | 1 | Model: All (Lightning, Thunderbolt, Firebird) | $15.00 | View |
| 45 | ![]() |
Oil seal — mainshaft bearing | 68-0027 | 1 | Model: All (Lightning, Thunderbolt, Firebird) | $9.70 | View |
| 46 | ![]() |
Gearbox sprocket (20 teeth) (solo) | 68-3073 | 1 | Model: Lightning, Thunderbolt | $82.01 | View |
| 46 | Gearbox sprocket (18 teeth) | 68-3093 | 1 | Model: Firebird Scrambler | |||
| 46 | ![]() |
Gearbox sprocket (21 teeth) (alternative sprocket) | 68-3089 | 1 | Model: Lightning, Thunderbolt | View | |
| 46 | Gearbox sprocket (18 teeth) (sidecar) | 68-3093 | 1 | Model: Lightning, Thunderbolt | |||
| 46 | Gearbox sprocket (19 teeth) (sidecar, alternative) | 68-3078 | 1 | Model: Lightning, Thunderbolt | |||
| 47 | ![]() |
Lockwasher — gearbox sprocket | 40-3121 | 1 | Model: All (Lightning, Thunderbolt, Firebird) | $3.95 | View |
| 48 | ![]() |
Nut — gearbox sprocket | 40-3051 | 1 | Model: All (Lightning, Thunderbolt, Firebird) | $23.10 | View |
| 49 | ![]() |
Felt washer | 68-3194 | 1 | Model: All (Lightning, Thunderbolt, Firebird) | $5.50 | View |
| 50 | ![]() |
Camshaft bush — left | 68-0022 | 1 | Model: All (Lightning, Thunderbolt, Firebird) | View | |
| 51 | ![]() |
Rotary breather valve | 68-0131 | 1 | Model: All (Lightning, Thunderbolt, Firebird) | View |