About
About
G260PUM race ported top end kit - cylinder Bartolone race ported (enlarged/reshaped intake, exhaust, and transfer ports) for increased top speed and improved acceleration. Adds 2-3 MPH and faster acceleration. Fits G231PUM / G260PUM engines). This is the complete top end kit including bartolone race ported 34mm watercooled zenoah cylinder, piston, ring, gasket, c-clips (snap rings), and pin washers - as shown in photo.