FX K303 Off Road 3-Port Buggy Engine Balanced (Ceramic Bearing)

3 Port .21 Off-road Engine
16.4mm Cylinder Bore
Linear powerband with improved fuel mileage
DLC coated, 2x tungsten balanced crankshaft
Ceramic rear bearing
Selected and matched piston/sleeve pairs
Individually lapped for easier break-in
9 rib cooling head