Wiseco forged pistons for Subaru EJ20. Bore 93 mm, compression ratio 8.5:1, dome / dish volume -17.8 cm³, piston pin diameter 23 mm, compression height...
Wiseco forged pistons for Subaru EJ205/207. Bore 92.5 mm, compression ratio 8.3:1, dome / dish volume -9 cm³, piston pin diameter 23 mm, compression...
Manley forged pistons for Subaru FA20 (BRZ). Bore 86 mm, compression ratio 10.0:1, dome / dish volume -11.4 cm³, compression height 32.64 mm. 1 piston.