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The Wiseco Professional Series forged piston set for Acura/Honda K20A applications is built for heavy‑duty race use. This four‑piston kit for an 89.00 mm bore ships with premium rings and combines 2618 aluminum forging with ArmorGlide skirt coating, precision ring grooves, an anti‑detonation groove, forced pin oiling and fully machined crowns to reduce friction and improve long‑term seal in demanding builds.
Wiseco Acura 4v R/DME -9cc STRUTTED 89.0MM Piston Shelf Stock Kit
