Wiseco forged pistons for BMW M20B25. Bore 84.5 mm, compression ratio 8.8:1, dome / dish volume -8 cm³, piston pin diameter 22 mm, compression height...
Wiseco forged pistons for BMW M20B25. Bore 84 mm, compression ratio 8.8:1, dome / dish volume -8.3 cm³, piston pin diameter 22 mm, compression height...