1966 BSA Thunderbolt

The good, Matching numbers on the engine and frame.
Low mileage as indicated by original paint, .020″ pistons and the “BSA” on the back of the seat (that usually wore off in short order).
Original fenders, the rear is 1962-1966 only.
The rods and crank are not seized.
The valve seats are good.
The bad, although the engine was kept in a garage, the cycle parts were left outside.
There is a 1 1/2″ hole into the dry cavity at the front of the crankcase.
One of the aluminium rocker arm supports is broken.
This bike is located in Silverton, BC and is offered at $1000