Wiseco 86.5mm K-Series Pistons: 9.0:1 (K20/K24)

Wiseco Sport Compact Series Piston Kit, ACURA 4v R/DME -9cc STRUTTED 86.5MM

Includes 4 pistons, 4 wrist pins, 4 wrist pin locks, and 4 rings.

Wiseco Sport Compact pistons are made from dedicated forgings produced in-house to give you a light weight piston with superior strength and optimal design. Being the multivalve piston technology leader, the line features specially designed valve pockets, complex dome and crown shapes, the steel nitride/napier xx rings and optimized skirt profiles.