Description
Designed for use in aftermarket race blocks, these big bore domes will accommodate larger valves and long-duration, tight lobe separation cams. Compatible with most 20° Wedge cylinder heads and will accept moderate nitrous. Precision CNC machined ring grooves accept 1/16″, 1/16″, 3/16″ rings. Pin upgrade recommended above 700hp. Recommended ring set contains low tension oil ring; for standard tension, change ring prefix to J100F8. Hardened Nitrous Series (HNS) rings also available, changed ring prefix to J820F8.