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The Supertech piston set for Honda K20 series 87.0mm bore engines supplies four forged pistons with an +8cc dome achieving an 11.5:1 compression ratio; rings are sold separately. Produced to match the 87.0mm bore and crown volume, this set supports K20 four‑cylinder rebuilds or applications where a modest compression increase is desired without changing cylinder diameter.
Supertech Honda K20 Series 87.0mm Bore +8cc Dome 11.5:1 CR Pistons - Set of 4 (Excl Rings)
