KnoxHobbies.com proudly offers our premier GR PRO brand of 26cc gasoline engines improted from GRpro. These engines are, without a doubt, the best in price and performance on the market today. They idle like sewing machines and the RPM transitions are astounding. These 26cc Single Cylinder engines have a great power to weight ratio which makes them excellent all around performers.

Engine purchase includes: Stand-offs or Mounting Plate, CDI Ignition, Pitts Muffler and are Pre-Tested at the Factory. complete with a 1 year limited warranty on the engine and 1 year on the ignition. All repair services and parts are supported in the USA.

Engine Specifications:

• Piston displacement: 25.4cc
• Output: 2.35 BHP
• Bore: 34mm and Stoke: 28mm
• Weight" 2.6 lbs including muffler and CDI ignition
• Carburetor: Walbro pump type into rear induction reed
• Spark plug: CM6
• Ignition voltage: 4.8 to 6 volts and built in resistor with CDI Ignition computer controlled auto advance
• Propeller: 16x8 @ 8300rpm/17x8 @ 7600rpm/18x8 @ 7000rpm Speed range: 1400 to 9000rpm Gas Mixture: Break in: 30-40 to 1 oil mix (lawn-boy), after 2.5 gallons use full synthetic.