OS GT33 - SAVE $100 for a Limited Time!

OS is a brand that stands for premium engines.

Made in Japan. For those who want the best! Displacement 32.98cc Bore 36.0mm Stroke 32.4mm Output 3.9ps/9,000r.p.m. Practical RPM range 1,800～9,000r.p.m. Propellersize Break-in : 18×8
Sport・Stunt : 18×10,18×12,19×10,20×8,20×10 Weight 984.2g