6306 - Billet Crankcase For G320RC/G340RC/G350RC/G380RC Engine A pipe and pinion gear

A pipe and pinion gear are needed to finish a 46cc/47cc conversion

7cc reed engines

This engine comes standard with a 78mm 3 shoe clutch and has a much longer life than the stock Zenoah/CY 54mm clutches that are commonly used

We've spent years corresponding

Replacement full mod or signature series twin top end set

6306 - Billet Crankcase For G320RC/G340RC/G350RC/G380RC Engine A pipe and pinion gear<p>This crankcase only fits the Zenoah G320RC G340RC G350RC G380RC engine! We've clearanced the inside of the crankcase for a +2mm stroke. You can expect a small gain in performance by just installing this crankcase. We've removed the excess volume from the crankcase to help with throttle response. Transfer bowls have been changed to help with flow and oil holes have been added to prolong crankcase bearing life. Cases come complete with nachi