New! 2006 model Chung Yang CY29RC headkit engine (35mm bore, 30mm stroke – 28.9cc) with Walbro WT-668 carburetor. The 2006 model features a red spark plug cap, a rubber kill switch cover, improved cylinder plating, and a high-polish finish on the billet head! Includes choice of anodized spiral billet head shell with 14:1 compression dome. Ready to bolt-on. 3.75 horsepower. Similar design to the Zenoah G230RC/G260RC – 4 transfer port hp cylinder, single ring piston, double sided finned flywheel, etc. 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). Available with or without carburetor.

For Scooters: Top speed for this engine with a stock .625 size drive spindle is approx 27 mph. Larger spindles will be faster. Fits Sport, Liquimatic, Bigfoot, X-ped, Super X-ped, Super Bigfoot, Go-Quad, Super Go-Quad, GSR26R, and Homebuilders Kit. Also fits GSR25, GSR26R, GSR29R, Quad 25, and Quad 30 when used together with 54mm clutch assembly.
For R/C: Fits a wide variety of 1:5 and 1:6 R/C 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, etc. Also fits Duratrax Firehammer, Firehammer MT, XTM Grizzly, Carson Attack, HPI Baja 5b, Traxxas Monster Buggy, MCD Rally, MCD Race Runner, MCD 4×4 Monster Truck, and most other large scale onroad and offroad RC cars.