CY 27cc Engine CY27RC

Chung Yang CY27RC engine (35mm bore, 28mm stroke - 26.9cc) with Walbro WT-668 carb.
Includes 54mm inner clutch assembly pre-installed. Ready to bolt-on. 3.25 horsepower. Similar design to the Zenoah G230RC/G260RC - 4 transfer port hp cylinder, single ring piston, double sided finned flywheel, and hp exhaust canister.

Engine requires 91 octane (using the R+M/2 octane rating method) or higher fuel, mixed 25:1 with 2-cycle oil (5 ounces per gallon). Engine is available in complete form, or you can choose to purchase the engine without the carb assembly or clutch if you already have these parts and don't need them.

Requires use of Outer Clutch Drum(part gt201) for use on spindle drive scooters, or use of an engine mount with an integrated outer drum (part hh516) for use on sprocket drive scooters.

Fits GSR25, GSR Sport, GSR26R, Green Super Go-Quad, Go-Quad 25, and Go-Quad 30. Also fits Sport, Liquimatic, Bigfoot, X-ped, Super X-ped, Super Bigfoot, Go-Quad, Orange Super Go-Quad, and Homebuilders Kit.