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jimmbo replied to the thread Sputtering Johnson V4 90hp - 1994.

You said in the Original Post that your last Experience was with SBC. Forget most of what you know about the Chevy, in fact any...

Jul 7, 2026
jimmbo replied to the thread Should I change prop pitch/ go to stainless..

That big white piece of Garbage bolted to the AV Plate is Not Standard on any OMC Motor. Whatever that thing bolted to the Skeg is, is...

Jul 7, 2026
jimmbo replied to the thread 115 6c TOP piston cylinder issue.

600-650rpm, in Forward was the Idle Speed Spec for those engines. I used to adjust them for 575-625, just to lower the Shock imposed on...

Jul 7, 2026
jimmbo replied to the thread Sputtering Johnson V4 90hp - 1994.

If you are referring to the Milk Bottle shaped Opening not being covered by the Gasket, it would be a Waste of Paper, as there is...

Jul 7, 2026
jimmbo reacted to alldodge's post in the thread Seafoam vs. Marine Pro Seafoam with Like.

I 2nd snake oil

Jul 6, 2026
jimmbo reacted to tpenfield's post in the thread Seafoam vs. Marine Pro Seafoam with Like.

I've always liked Mercury Power Tune over Sea Foam . . . it seems a lot stronger in terms of carburetor cleaning and combustion chamber...

Jul 6, 2026
jimmbo reacted to Scott Danforth's post in the thread Seafoam vs. Marine Pro Seafoam with Like.

google snake oil

Jul 6, 2026
jimmbo replied to the thread 199?? 40hp force year question.

Kiekhaefer, never built any Force Outboards. Kiekhaefer's name never appeared on any Brunswick made Outboard after 1972.

Jul 6, 2026
jimmbo replied to the thread Just thought I'd share a nice photo..

But you didn't, so I did

Jul 6, 2026
jimmbo replied to the thread Which plug for a 1985 Force Chrysler 50 HP?.

Champion UL81C NGK B7HS Gap 0.030"

Jul 6, 2026
jimmbo replied to the thread Should I change prop pitch/ go to stainless..

First of all, do you have any info regarding what you maximum Rpm is with the 17 inch prop? Also do you have the rpm without all that...

Jul 5, 2026
jimmbo replied to the thread engine cowel.

A few pics would help

Jul 5, 2026
jimmbo replied to the thread throttle cable and idle adjustment 1986 Mercury 35 hp 2-stroke.

By having the Sense to adjust the length of the Throttle Cable as you were trying to lower the Idle Speed, to me, indicates you have the...

Jul 5, 2026
jimmbo replied to the thread 1988 125 HP Force Rebuild.

Very Serious, The Vanes may look Fine, but the Top and Bottom of the Impeller are spinning on the Top and Bottom of the Pump Housing...
Jul 4, 2026
jimmbo replied to the thread 1988 125 HP Force Rebuild.

If you ran it with out the Pump being Primed(under water), then you need to replace the Impeller, as it uses Water as a Lubricant

Jul 4, 2026

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