Use our new +.040 longer rod, and compression will raise an additional .5-1.0 point (depending on how much head is milled).
Flat-Top, .040 longer rod, .010 head gasket, and mill head .050 will yield approximately 12.5 to 1.
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88mm Aftermarket Flat-Top Piston for Bored GX390s
Original price was: $51.88.$15.56Current price is: $15.56.
1000 in stock
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