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The Wiseco Professional Series piston set for Alfa Romeo (AR3055-33) is a forged performance kit for an 87.50 mm bore (+0.5 mm) with a 10.0:1 compression ratio, supplied as a set of four with rings. Machined from 2618 aluminum for high tensile strength, these pistons feature precision ring grooves, anti-detonation features, ArmorGlide skirt coating for reduced friction and forced pin oiling to support heavy-duty race use and durability in severe-duty applications.
Wiseco Alfa Romeo AR3055-33 87.5mm Bore (+.5mm) 10:1 CR Pistons (Inc Rings)
