Shop
Community
Home
Forums
New posts
Search forums
What's new
New posts
New media
New resources
Latest activity
Media
New media
New comments
Search media
Resources
Latest reviews
Search resources
Members
Current visitors
Log in
Register
What's new
Search
Search
Search titles only
By:
Current visitors
Menu
Log in
Register
Install the app
Install
Home
Members
JavaScript is disabled. For a better experience, please enable JavaScript in your browser before proceeding.
You are using an out of date browser. It may not display this or other websites correctly.
You should upgrade or use an
alternative browser
.
Rochester_Rob's latest activity
R
Rochester_Rob
replied to the thread
OMC 250 hp rough idle, back fires through carb on load
.
Thanks Kenny, for the suggestions. This may be the issue but I may not be knowledgeable enough to figure this out. The cylinder heads...
Sep 25, 2026
R
Rochester_Rob
replied to the thread
OMC 250 hp rough idle, back fires through carb on load
.
Thank you. I will try that. I have hooked up a vacuum gauge and the vacuum is kind of erratic with the bad idle. When it occasionally...
Sep 24, 2026
R
Rochester_Rob
replied to the thread
OMC 250 hp rough idle, back fires through carb on load
.
The one local person I found that would work on my boat said he doesn't work on old motors and that he would put in a new motor because...
Sep 24, 2026
R
Rochester_Rob
replied to the thread
OMC 250 hp rough idle, back fires through carb on load
.
Thanks, Lou, for the quick response. I sprayed some starter fluid around the intake gasket while the engine was idling but saw no change...
Sep 24, 2026
R
Rochester_Rob
replied to the thread
OMC 250 hp rough idle, back fires through carb on load
.
Hi Scott, thanks for the quick response. The dwell spec is 30 degrees. After several adjustments I have it set to 29 degrees. The fuel...
Sep 24, 2026
R
Rochester_Rob
posted the thread
OMC 250 hp rough idle, back fires through carb on load
in
OMC I/O & Inboard Engines & Outdrives
.
Hi everyone, I have a 1973 Penn Yan tunnel drive boat with an OMC 250 inboard engine. My dad bought it when I was a kid. The engine is...
Sep 24, 2026
Home
Members
Top