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The Supertech forged piston set for Honda B18B features four flat-top pistons at 81.5mm bore with a -2.5cc crown volume producing an approximate 9:1 compression ratio, supplied without rings. Intended for performance or rebuild applications using the B18B platform, these pistons are offered as a matched four-piece set for builders replacing or upgrading the stock piston components.
Supertech Honda B18B 81.5mm Bore -2.5cc Flat Top 9:1 CR Forged Pistons - Set of 4 (Excl Rings)
