Please help. I replaced the impeller last summer and did not run my boat but am finding out now that all seems good except when I shift into reverse it goes into gear but as I increase throttle it grinds like reverse is not fully engaged. I have adjusted the linkage and that doesn't help the...
this is my kids boat it just has minor running problems at this time.i am trying to make sure the firing order and timing are right but i am not a master at mechanics so i need help.should the number one piston be at the front of the motor or the back.i see the firing order as 1,3,4,2 i...
on a 71 50 hp merc i have checked the compression and on 3 of the cyl it is 120 and on the 4th it is 110.the manual says a difference of up to 15 lbs is ok.my question is this,is 110 to 120 lbs considered good compression??
hello i am new to this site.it looks like there is a lot of knowledge with you guys so i think i am going to love it here.this is a 71 yr mod series 400 motor.it has the coil with distributor.the motor ran great for years and all at once just would not open up.it cranks right up and runs good on...
