Ofna rear exhaust off-road engine has ABC construction "A"luminum piston with "B"rass liner that is "C"hrome plated. Three port liner, bushing equipped connecting rod. Ball bearing supported crankshaft. Composite bodied slide valve carburetor with red silicone boot. Red anodized aluminum cooling head. SG type balanced crankshaft.
Fuel: 20% nitro
Glow Plug: Hot heat range
Glow Starter and track equipment