1961 BSA SS80 all of 250cc 17BHP no dyno required on this one Ben.
Based on a C15 but with needle roller big end.
Full SRM rebuild in 1997 never run since then!
Just covered 200 miles still running it in. Different experience , lots of torque ,pull you out of bed stuff. No power band, Loves oil changes ideally every 500miles , Opie oils are delighted.
for your delictation
Stoved frame , rebuilt wheels , new side stand and just this week new silencer £90 to you Sir !



