4.600" Bore - 1.5 - 1.5 - 3mm Plasma Moly Piston Ring Set - Zero Gap Enhance your engines performance with

Enhance your engines performance with this lightweight

Speedmaster DNA roller rockers are the toughest and most innovative rockers we've ever made

The main difference is that there is an open area under the plenum chamber

Injectors come complete and ready for installation with precision molded o-rings and fine-mesh fuel strainers

they look great

4.600" Bore - 1.5 - 1.5 - 3mm Plasma Moly Piston Ring Set - Zero Gap Enhance your engines performance withSpeedmaster piston rings are designed to stand up to the rigor of racing and high performance street use while providing a long lasting life. Speedmaster piston rings feature: Plasma moly coated, barrel shaped, ductile iron top rings that seal against blow by when the piston rocks in its bore; tapered secondary rings that seal against the oil control ring's upper surface for excellent oil control; and 3 piece oil rings with stainless steel expanders