The Supertech piston set for Honda K‑series 86.00mm bore engines supplies four forged pistons with a +11.4cc dome, delivering a 12.5:1 compression ratio; rings are excluded. Sized to the 86.00mm bore, this set is intended for K‑series four‑cylinder builds that require increased compression through piston crown volume while maintaining the factory bore diameter.
Supertech Honda K Series 86.00mm Bore +11.4cc Dome 12.5:1 CR Pistons - Set of 4 (Excl Rings)