I bought a rebuilt engine from US Engines and paid to have them install it. Total cost about $7000. It took longer than expected. When I put it in the water, the engine sounded normal at idle. When I increased the throttle to 1500 RPMs, it started making a funny sound and it had no power. I called them and spoke with Joe, I let him hear the engine and he asked if I could call back and let one of his other guys hear it. I called back in 30 minutes and spoke with John who said he was the manager. I had to take the boat out again to let him hear... read full review »