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jimmbo replied to the thread Throttle movement but no increase in engine rpms.

Less than full Inches by OMC for years.
Jul 23, 2025
jimmbo replied to the thread Throttle movement but no increase in engine rpms.

Here is what he wrote "18x14.5 4 blade aluminium to an 18 x 15.25 4 blade stainless" Diameter is usually placed before Pitch

Jul 23, 2025
jimmbo replied to the thread Throttle movement but no increase in engine rpms.

The Al was 14 1/2 and the SS was 15 1/4 Don't know if the AL was cupped, or, actually anything about it. If the AL was already at or...

Jul 23, 2025
jimmbo replied to the thread Throttle movement but no increase in engine rpms.

On a Q-jet, the Secondary Throttle Shaft/Plates are moved/opened by the Throttle Linkage. An Air Valve above it is what allows Airflow...

Jul 23, 2025
jimmbo replied to the thread Throttle movement but no increase in engine rpms.

Airflow Sensor? The Air Valve over the Secondaries, is opened by the Pressure Differential that is between above and below it. It is...

Jul 22, 2025
jimmbo replied to the thread question on the starting a "2 cycle Merc" sticky.

I remember the 73 Fords, missing the lower Door Skins, after one or two years, less than 6 Months if in the Salt Belt

Jul 22, 2025
jimmbo replied to the thread How to restore this 1961 hull?.
Jul 22, 2025
jimmbo replied to the thread question on the starting a "2 cycle Merc" sticky.

My first 3 cars had the Floor Stomp Dimmer Switch; 66 Ford Galaxie, 71 Buick Skylark, and 76 Olds 88 Royale. I remember the Foot...

Jul 21, 2025
jimmbo replied to the thread Starting to feel like August.

Even as far North as I am, the Temps hit 35C a lot, and the Humidity hits 100%, every night, as it rains pretty much every day between...

Jul 21, 2025
jimmbo reacted to cyclops222's post in the thread Starting to feel like August with Like.

I can always add clothing. And heating.

Jul 21, 2025
jimmbo replied to the thread Starting to feel like August.

If is far easier to stay warm, than it is to cool off. 10C(50F) is plenty warm enough for Shorts and Short Sleeves. 20C(68F) is getting...

Jul 21, 2025
jimmbo reacted to Scott Danforth's post in the thread Starting to feel like August with Like.

come on down, I have a lot of yard work you can help be healthy with

Jul 21, 2025
jimmbo replied to the thread Posible oil and water mix in mercruizer sterndrive.

Contact a MerCrusier Dealer and order a Seal Kit. Model and Serial Number of the Motor and Outdrive will certainly help in getting the...

Jul 20, 2025
jimmbo replied to the thread Starting to feel like August.

The Air is a Lot more Humid as the Polar Caps melt, and Weather will be getting More Extreme That's 40C, and we had a few days like...

Jul 20, 2025
jimmbo replied to the thread question on the starting a "2 cycle Merc" sticky.

I built an Ultrasonic Cleaner in the 70s, Heathkit Various Automatic Chokes Systems were devised on some Engines by OMC during the 60s...

Jul 20, 2025

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