Basic Kit for Improving the Performance of GX270 & 270/301cc OHVs. Simple to Install, You Can Expect Significant Performance Increases!

A Step up from the Stage 1, This Kit Is Designed to Further Improve the Power of GX240s and GX270s by Adding a Larger Carb and Cam.

Now You Are Getting Serious! A Step up from Our Stage 2 Kit, This Is Designed to Improve the Power and Durability of GX240s and GX270s.

For building a serious a GX270 or301, the 4 kit starts with package similar to that of the stage 3 kit but adds a Ported and Milled Head with stainless, stainless valves, stud kit, & HD valve train components.