Supertech Performance Pistons 81mm B Series

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Bore: 81.00mm(81.02mm) Over Size: Std Comp Ratio: 9:1 on a B16A Vtec Volume CCs: -2.5 Head CCs: 42.7 Comp Height: 1.181"(30mm) Stroke: 3.047" Rod Length: 5.290" Pin Diam: 21mm(.827 ") Weight: 241grs Ring P/N: GNH-8100 Note: T/N Pistons come coated with Pins, locks (set of 4) Show more