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CP Pistons oversized piston and ring set for Acura B18A/B1 1.8L engines with an 81.5mm bore. This offering includes a +0.5mm piston and matching rings with a 9.0:1 compression ratio, sold as one piston with a ring set. It’s intended to restore proper piston-to-bore fit during rebuilds or repairs where an oversized replacement is required.
CP Piston & Rings Acura B18A/B1 - Bore (81.5mm) - Size (+0.5mm) - CR (9.0) -ONE PISTON/SET OF RINGS
