This generac engine will not run. It only backfires through the carburetor. In a previous video (   • Another Generac Generator Not Produci...  ) I confirmed that the exhaust valve was barly opening due to a worn cam lobe. Lets get the engine opened up and install the new camshaft.

Generator Model:
Camshaft: Generac 0G84420175
Gasket Kit: https://amzn.to/46UoGjM

Ken's Small Engine Repair: @KensSmallEngineRepair
Ken's Video on this exact Generator:    • Generac Gp7500E spits exhaust out the...  

Below are links to the 4 videos in this GP7500e series. Each video is a complete standalone video. They build on each other and make more sense if watch in order.

Part 1: Generac GP7500E - No Power Output (Stator/Rotor Swap)    • Generac GP7500E - No Power Output (St...  
Part 2: Another Generac Generator Not Producing Power - Can We Fix It?    • Another Generac Generator Not Produci...  
Part 3: (this video)
Part 4: Generac Engine Swap - Worn Engine/Down on Power    • Generac Engine Swap and Load Test - W...  

I no longer use Harbor Freight Super Heavy Duty Degreaser in my ultrasonic cleaner. Harbor Freight changed the recipe. The bottle previously stated "NON-CORROSIVE". Now it says "CORROSIVE", "do not user on Aluminum". It now damages most carburetors.

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420cc, Camshaft Lob Wear, Camshaft Failure, Camshaft, Engine Rebuild, Excessive Camshaft, Lobe Wear, Fixed, Flat Tappet, Flattened Cam, Follower, GP7500e, GX390, Generac, Generator, Glitter in Oil, Honda Clone, Honda, How To, How-To, Lift Table, Metal Shavings, Polish Journal, Repair, Rounded Cam, Small Engine, Timing Mark, Troubleshooting, Valve Adjustment