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Here is an update since my last posting. I removed the engine to check it for injection pump timing, top clearance, and flywheel installation. The cam timing gear, fuel injection pump gear, and idle gear lined up correctly. The top clearance (distance from the top of the piston to the...

Would Like to thank everyone for your input. I think I will remove the engine. Then I can recheck to see it the flywheel installation correctly. I will also remove the head and conduct a top clearance test that is in the WSM. it will be a more conclusive test as to my actual top clearance...

I recently rebuilt a D902 engine in a RTV900X. When I started it, the engine sounds excessively loud, possibly pre-detonation. I checked the injector pump for timing. When i went to line the timing mark on the flywheel, the timing marks lined up with #2 cylinder not #1. When I installed the...