understand your explaination completely thankyou. going to install a clear hose on fuel inlet line at filter housing and watch for bubbles. if present will replace the fuel line from the tank to the filter and see how that works for smoking condition. your thoughts??? thanks bob
yes the valve ob the pulse line might be sticking or providing not a variable pulse ot vro. yet it runs good at higher speeds no smoking just at idle and abit worse at first start up. never thought of tipping motor up overnite and trying in the morning?
with an air leak ie gasket issue would you not think that engine would be running leaner and it really has no way to richen the mixture? therefore less smoke? have you heard of the one way valve at pulse line not sealing off properly
first thanks for the interest and the reply. oil monitoring sensor on top of vro is working properly. the air leak being in a fuel hose to the vro or a gasket issue past the carbs?? possibly could there be some air bleeds plugged on carbs to richen mixture only at idle?? your thoughts
am new to this forum so hopefully all you experts can give me some advise and or direction. have just got this 1999 boat in the fall of last year so this engine is new to me. did some maintenance over the winter compression all 120 125 across all 4 cylinders. had a fuel leak so replace the...