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The Supertech piston set for Honda K‑series 86.50mm bore engines supplies four forged pistons with a −6cc dome, delivering a 9.0:1 compression ratio; rings are sold separately. Sized specifically for the 86.50mm cylinders, this set suits K‑series four‑cylinder rebuilds or engine assemblies where that bore and chamber volume are required, offering consistent dimensions for accurate piston-to-cylinder matching.
Supertech Honda K Series 86.50mm Bore -6cc Dome 9:1 CR Pistons - Set of 4 (Excl Rings)
