The TOC-53 is specifically designed to R/C aircraft use and uses a 3 ball bearing crankshaft which makes this engine the smoothest in its class.The TOC-53 is a 53cc engine designed specifically for high performance aircraft. Its design reflects the need for high power, durability, and reliability with smooth trouble free operation flight after flight
53cc
Bore-44mm
Stroke-35mm
RPM 1,200 -7,800 rpm
5.5 H.P.
Engine 3.1lb alone
Side mount muffler 5.6oz
Ignition 4.4oz
Break-In 30:1 or 40:1
After break-in,45:1 or 50:1
Piston rod uses 2 needle bearing s
Crank-3 ball bearings(nsk)
Carb-Walbro

The engine includes the muffler, spark plug, CDI ignition.