Plans now changed so not needed. To my eye, there is no wear on the teeth but have a good look for yourself. It's all got to go, soonish.
BSA A10, A7 DRIVE CHAIN 5/8 X 3/8 1954-1962 SWINGING ARM MODELS 98 LINKS QUALITY
BSA A10 A7 spare parts Book 1954-57 Shooting Star R Rocket Swinging Arm Plunger
2x Timing Cover Gaskets - BSA A10 / A7
2x Primary Cover Gaskets - BSA A10 / A7,
Rocker Box Gasket Set - BSA A10 / A7
2x Rocker Cover Gaskets - BSA A10 / A7
