This Supertech piston ring kit is specifically for 87.5mm pistons available from Supertech. They are available with the stock 87.5mm bore or in 88mm sizing. Use these with a brand new set of Supertech pistons or when refreshing an engine that already has the Supertech pistons.
*Sold as individual ring sets PER PISTON. Order 4 for 4 pistons.
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