Thunder Tiger's latest 4-stroke engine represents the newest design and
manufacturing techniques, employing advanced CAD design and CNC manufacturing.
FEATURES: Full Ball Bearings
Rear Updraft Carburetor
Ringed Piston for Easy Starting
INCLUDES: One .54 4-Stroke Engine
One Prop Lock Nut
One Exhaust Manifold
Three Allen Wrenches
One Prop Wrench
One 120mm Needle Valve Extension
One Decal Sheet
One Instruction Sheet with Parts List
SPECS: Displacement: 8.86cc / .541 cu in
Stroke: 19.6mm / .7765 in
Bore: 24mm / .9448 in
RPM: 1800 -12,500
Power: .9 HP @ 12,000 RPM
Weight: 430g / 15.2oz
Recommended Props: Break in / 11x5
Flying / 10x9 - 11x8
Overall height: 99.75mm (3.92")
Center of crankshaft to top of valve cover: 81.5mm (3.2")
Between mounting holes front to back: 20mm (.787")
Between mounting holes side to side: 44mm (1.73")
Drive washer to rearmost point: 96.7mm (3.8")
Crankshaft thread: 1/4-28
COMMENTS: This appears to be another example of Thunder Tiger's exceptional
CNC machining process.
Covered by manufacturer's 3-Year Limited Warranty
Parts available through Thunder Tiger, WE DO NOT CARRY PARTS!
Engine does NOT includeglow plug, use high quality 2-stroke fuel.