Cylinder Head Torque Settings
| BSA A7 A10 1950 to 1963 | all bolts 32 foot lbs |
| BSA A50 A65 1962 to 1965 | two rear bolts 5/16" diameter 22 foot lbs all other 3/8" diameter bolts and nuts 32 foot lbs. |
| BSA A50 A65 1966 to 1973 | all bolts and nuts 32 foot lbs |
| SRM 750 , 850 and 900cc big bore | head bolts with 3/8 threads 34 foot lbs head bolts and studs with 5/16 threads 20 foot lbs. (do not overtighten) |
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