
The Wiseco Professional Series forged piston for Chevrolet LD9 2.4L applications (90.50 mm bore) is a single piston intended for heavy-duty and high-load engines. Forged from 2618 aluminum with premium rings, it offers precision ring grooves, an anti-detonation groove and ArmorGlide skirt coating for seizure resistance and quieter operation. Fully machined crown features and forced pin oiling further support durability.
Wiseco GM LD9 2.4L Dished -7.5cc 9:1 Piston Shelf Stock