6602 - Signature Series Fully Modified 30.5cc Marine Reed Engine Brand new G320PUM crankcase end

Brand new G320PUM crankcase end that has been pulled from a complete engine

Replacement fully modified top end for engine 6274

Compared to the full mod G320RC engine you can expect more HP

This kit comes with everything need to turn your motor into a beast except for a 2mm crank

This engine is designed and tuned exclusively for oval racing and is not suited for bashing

6602 - Signature Series Fully Modified 30.5cc Marine Reed Engine Brand new G320PUM crankcase endFully ported 30. 5cc reed engine. Comes complete as shown in the picture with a Zenoah EZ start. Engine mounts and carb not included. The following work has been done: combustion chamber cut to accommodate +2mm stroke crank and dome re cut eyebrows transfer runner knife edged transfer ports enlarged reshaped intake port epoxied with dual boost ports cut lightened and windowed piston exhaust duration raised and port widened ignition timing advanced