BSA A10 + Ariel FH Piston set .040″ oversize 67-423

Condition: NOS Made in England   Compression Ratio : 7.25 : 1     =  Hepolite nr. 11062 

Fits A10  Golden Flash   1950 – 1962   –  FH Huntmaster 1954 – 1959

Weight: 1.300000 kg