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
One Muffler
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.