One of the hardest parts to find for a BSA A50 is a good set of pistons (and rings). Today we would like to offer you a high quality set of BSA A50 pistons and rings made in Australia by JP Pistons. JP pistons are cast aluminum as original...
Pistons and rings made in Australia- Each piston set includes (2) gudgeon pins, (4) clips and cast-iron piston rings.. We stock sizes from STD (standard) all the way up to +.060". Fits all BSA A50 twins (Cyclone, Wasp, Royal Star, etc) from 1962-1970.
We also sell piston rings in this listing that will work with original pistons and new JP or GPM pistons...