Wiseco forged pistons for BMW M10B20 121. Bore 90 mm, compression ratio 10.0:1, dome / dish volume +10.4 cm³, piston pin diameter 22 mm, compression...
Wiseco forged pistons for BMW S14B23. Bore 94 mm, compression ratio 12.0:1, dome / dish volume -2 cm³, piston pin diameter 22 mm, compression height 32...