Honda Gcv160 Wont Start . Throttle on honda gcv160 engine only runs wide open. But, if you are still looking for something more cheaper and reliable, then you are free to go for hoodell gcv160 air filter tune up kit for honda gcv190 gc190 gc160 gx100. Honda GCV160 Wont Start (Stuck when Pulling), Cant Turn Flywheel Any from www.reddit.com Menu > general purpose engine & dc power unit > gcv160 > troubleshooting. Starting your gcv160 is straightforward and involves opening the fuel valve, adjusting the choke, setting the flywheel and pulling the starter cord. I was able to download part of a shop manual for it.