i have 2002 60hp bigfoot 2cycle it has good compression 110 psi in all 3 cyl, carbs rebuilt, new plugs, it runs but dont have much power checked the fireing out and when pull off the plug wires off when running the top one dont make any diffrents so i changed the coil to a nother cyl and still same thing it has good blue spark the plug new and firing good but when take the plugwire off when running it dont make any change with the top cyl, it makes me think its fireing when it not time what do i need to check anyone with help please need to get to the lake