Thunder Tiger 9604 PRO .39H Ringed
This is the Pro .39H Ringed Two Stroke Helicopter Engine from Thunder Tiger.
Features
Thunder Tiger 9604 PRO .39H Ringed
Fits all popular 30 size helicopters with gear ratios between 9.1:1 to 9.8:1
Developes peak horsepower at 16,000-18,000RPM
Crankshaft supported by two ball bearings
Lightened hypereutectic machined Al-Si ringed piston
Two-needle air-bleed carburetor
XC2 (extreme composite) cylinder liner coating with a criss-cross pattern etched on the sleeve wall
Rear reinforced resin cage ball bearing support
Three year limited warranty through Hobby Services beginning at date of purchase
Specifications
Displacement: .394cu in (6.45cc)
Bore: 0.850" (21.6mm)
Stroke: 0.693" (17.6mm)
Practical R.P.M.: 2,000-17,000
Output: 1.35 BHP/16,000 RPM
Weight: 10.23oz (290g)
Carburetor Settings*;
Needle Valve: Three turns from closed position
Mixture Metering Screw: 30-45� degrees clockwise
*Carburetor was preset at factory and requires only small adjustments
Distance/top of cylinder head-bottom of mounting tabs: 2.4" (61.mm)
Distance/top of cylinder head-bottom of crankcase: 3.03" (77mm)
Distance between mounting holes same side: 0.60" (15mm)
Distance between mounting holes opposite side: 1.9" (48mm)
Cylinder head width: 1.7" (44.6mm)
Width at mounting tabs: 1.8" (45mm)
Width of crankcase below mounting tabs: 1.2" (31.1mm)
Center of engine to front bearing: 1.81" (46.1mm)
Backplate to front bearing: 2.6" (67.6mm)
Package Contents
Pro .39H Helicopter Engine with 1.5, 2.5 & 3mm hex wrenches, decal sheet and instruction manual
Requirements
Fuel: Heli blend with 5-30% nitromethane and 20% lubricant content
Glow Plug: Long type such as the OS #8
Glow starter, plug wrench and field equipment
Comments
N/A.
"What else can I say, but this Magic Cars Hummer is awesome. Bought it for my 1 year old son and he loves it." ... read more