FEATURES:

XC2 composite coating on cylinder liner to extend engine life and an etched criss-cross pattern to minimize friction Dual needle carburetor with a heat insulator mount and push-pull throttle lever Oversized CNC machined red anodized cylinder head Three year limited warranty through Hobby Services beginning at date of purchase

INCLUDES:

Thunder Tiger RL .56H Ringed Helicopter Engine with R3 Redline Glow Plug, two head shims, instructions, 2.5 & 3mm hex wrenches

REQUIRES:

Fuel: Heli blend with 10-30% nitromethane and 20% lubricant content Field equipment

SPECS:

Displacement: 0.553 cu in (9.05 cc)

Bore: 0.906" (23mm) Stroke: 0.858" (21.8mm)

RPM Range: 2,000 - 21,000

Output: 2.23 hp @ 17,500 RPM

Weight: 13.8oz (390g)

Distance Between Mounting Hole Centers Same Side: 0.71" (18mm)

Distance Between Mounting Hole Centers Opposite Side: 1.7" (43.5mm)

Width at Mounting Tabs: 2.04" (52mm)

Width of Crankcase Below Mounting

Tabs: 1.4" (35mm)

Length from Backplate to Front Bearing: 2.9" (73.4mm)

Length from Backplate to end of Crankshaft: 4" (102mm)

Height from Mounting Tab/top of Cylinder Head: 2.9" (73mm)

Heigth from Crankcase bottom/top of Cylinder Head: 3.5" (90mm)

Width of Cylinder Head: 1.8" (47mm)