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I have a 470 that iam in the prcess of rebuilding. Not doing the pistons or anything to do with crank. i had a power loss on the port motor which I found out to be the camshaft lobes on the #1 and # 2 intake valves have been completly rounded off and the lifters on these two were not in good...
Hi,
looking for a little help if possible. i have a 1989 Carver with twin 470. Had it in this winter to get the out drives rebuit and Helm controls replaced with all the cables from the contols. took it out on the water and the port motor would bog down at 2200 RPM. the gas had been drained...