This listing is for one set of brand new CP SC80471 Pistons for Honda Acura K20 K24 87.5mm Turbo Heavy Duty (9.25-10.5) Included = 4x Pistons + Rings + Pins + Locks Bore = 87.5mm Compression = 9.25 (K20) - 10.5 (K24 w/ K20 Head) Boss Span = 1.100" Pin Wall Thickness = .250" (866-2500-25CP3C) Part Number = SC80471 .
eBay