CY GP290 28.5cc Emgine & WT-668 Carb (No Clutch/Chrome)

New - the high-performance "Version 2" GP290 engine from Chung Yang. 36mm bore, 28mm stroke - 28.5cc. Now featuring improved cylinder plating and thicker cylinder walls for improved reliability - the engine now has a larger 40mm cylinder skirt and corresponding crankcase opening (the earlier version was 38mm). This engine offers serious performance. It features a 4 transfer port 36mm cylinder, Walbro WT-668 carburetor (15.88mm bore, 12.7mm venturi, independent high and low jets), "hemi"-style combustion chamber, and full-circle 30mm stuffed crankshaft. Same mounting dimensions as the Zenoah G260RC.

SPECIFICATIONS:

• Displacement: 28.5cc
• Power 3.5HP @ 14,000rpm
• Torque: 1.7ft/Ibs @ 10,000rpm
• Compression Ratio: 9.5:1
• Fuel: 91 Octane or higher mixed 25:1 with 2-stroke oil

NOTES:

• Fits a wide variety of 1/5 & 1/6 RC cars, planes, boats and helicopters. Same mounting dimensions as Zenoah G230RC/G260RC. For cars, fits FG Marder, Leopard, Monster Beetle, Monster Truck, Stadium Truck, Pajero, Sportsline e.t.c. Also fits HPI Baja 5B, 5T and 5SC, MCD Rally, Race Runner, and most other large scale off-road vehicles.