About
About
Note: these G260PUM engines come with your option of no carburetor, or the high performing WT-257 carburetor installed instead.
The Zenoah G260PUM watercooled engine is a 25.4cc (34mm bore, 28mm stroke) performance machine. It features a red silicone spark plug cap, 4 transfer port 34mm cylinder, high-performance single-ring piston, upgraded Walbro WT-257 carburetor (15.88mm bore, 12.7mm venturi, adjustable high and low jets), and re-designed "hemi"-style combustion chamber. Air filter and muffler not included.
For Scooters: This engine is NOT a direct-bolt on replacement for any scooter, and requires custom fabrication to install. Recommended only for advanced and mechanically savvy users. For scooter use, this engine must be used with an external water pump and radiator (not included).
For R/C: Fits a wide variety of R/C boats.
Engine Stats: Displacement: 25.4cc. Power: 3.25+HP @12,500 RPM. Torque: 1.52+ ft/lbs @9,500 RPM. Timing: 30 degrees BTDC @ 7,000 RPM. Compression Ratio: 8.4:1. Fuel: 90 octane (using the R+M/2 octane rating method) or higher mixed 25:1 with 2-stroke oil.