Blue-Sky-Tan

NGH GT9-Pro https://detail.1688.com/offer/520322...80897.2.ooNlgb

the pope

Perhaps u can tell us your name and your relationship with ngh . Call me suspicious

Blue-Sky-Tan

I am Mr. Tan, NGH engineer and CEO

daveracerdsh

Maiden flight motor siezed up. No damage to the cylinder wall, it was the bearing holding the crank in place. After 30 minutes or so it now turns over smoothly. Ideas?

1967brutus

Replace bearings. They should be fairly common and generic sizes for RC engines, and relatively cheap and easy to replace.