How to set points on a johnson outboard?

How to set points on a johnson outboard?

How to Set the Points on Johnson Outboards

1. Place the motor, if trailered, in an accessible spot.
2. Place a flywheel strap around the perimeter of the flywheel and hold it taut.
3. Pull the flywheel off.
4. Use a flat-head screwdriver to loosen and remove the two screws for one set of points.

What should the points gap be on a Johnson Leeroy?

Double check your points gap, .020″, anything dramatically more or less may throw timing off enough not to fire. These need to be set at the highest part of the cam lobes and if off just a slight bit, can effect the timing. Set the points as follows.

What are the exit points on a 1974 Johnson outboard?

First time tuning it up. Correct exit points for exhaust gases. 1974 25HP Johnson – timing/Points. Lose 1 cylinder after long run Called breakers, points or contacts, this device is a simple switch that interrupts the current from the ignition coil and causes the high voltage output to fire the spark plug.

What should the gap between the points be?

Getting the best gap between the points is essential for proper engine performance and reliability. Set the points too wide and the spark plugs don’t get enough juice. Set them too close and the engine stops working after a few miles.

Where are the points on a Johnson Leeroy flywheel?

This point setting is usually stamped on the armature plate under the flywheel, or on the inside of the flywheel, so if you remove the flywheel you can see this setting information. If you do need to replace the points, you will need to remove the flywheel however.

Double check your points gap, .020″, anything dramatically more or less may throw timing off enough not to fire. These need to be set at the highest part of the cam lobes and if off just a slight bit, can effect the timing. Set the points as follows.

First time tuning it up. Correct exit points for exhaust gases. 1974 25HP Johnson – timing/Points. Lose 1 cylinder after long run Called breakers, points or contacts, this device is a simple switch that interrupts the current from the ignition coil and causes the high voltage output to fire the spark plug.

How to adjust carbs on a 60 hp Johnson?

Initial setting is: Slow speed = seat gently, then open 1-1/2 turns. Start engine and set the rpms to where it just stays running. In segments of 1/8 turns, start to turn the S/S needle valve in. Wait a few seconds for the engine to respond. As you turn the valve in, the rpms will increase.

Getting the best gap between the points is essential for proper engine performance and reliability. Set the points too wide and the spark plugs don’t get enough juice. Set them too close and the engine stops working after a few miles.