I have a m40d2 with a scorched top cylinder. Can you over-bore a cylinder 10 to 30 thou over on one cylinder and run it...and leave the other cylinders alone?
Thanks SDM
I've got a 2005 m40d2 that I had purchased new. Recently there has been a noise coming from the motor I've never heard before. The motor starts and runs fine, but, theres a metallic rattle through the entire rpm range. It's more noticeable wide open, but always there. To me it sounds like...
Guru, I have a m40d2and was wondering what prop shaft runout should be. I hit a log real hard and bent it recently. Would it be ok to have a good shop straighten it out or should I plan on getting a new shaft? Thanks.
TG. My loser friend just bought a 1648 Mirro jon last year and hooked it up with a nice 2001 Merc,power tilt and trim, with the tiller. That beautiful Wisconsin-Made Merc, with a 2:1 will walk past my similar sized boat. My boat's a 1976 Ouachita 1648 basically empty. I've got an 05...
I've got an 05 M40D2 and have a Tiny Tach made for three cylinder engines on it. I ordered the tach direct from the manufacturer. No matter which plug, or how many wraps of the antenna I use, I csn't get a normal reading on the tach. It reads 800rpm or so at idle, but when running wide open...
I have a 2005 Tohatsu m40d2 that has recently been sucking gas way more than usual. It's on an old 1648 jon set up light. I bought the motor new, broke it in per spec, maintained perfectly, run a tiny tach so I know the R's, and haven't done anything different in the last 2 weeks it;s been...
