When did Harley Davidson start using breaker points?
All Shovelheads came from the factory with a standard breaker points ignition until the 1978 model year. While the later capacitive-discharge electronic ignition systems produce more top-end horsepower, the original points system is simple and reliable.
Where is the spark plug gap on a champion?
For Champion spark plugs it is a little less logical and is as listed below: Spark plug gap is where spark plug spark discharge is designed to take place. On a conventional spark plug, it is the area between the center and the ground electrode.
How do you set Shovelhead points on a Harley Davidson?
Place your thumb over the front-cylinder spark plug hole and kick the engine over slowly with the kick starter. Stop when you feel pressure on your thumb. This indicates that the front piston is approaching TDC (top dead center) of the compression stroke. 3.
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.
For Champion spark plugs it is a little less logical and is as listed below: Spark plug gap is where spark plug spark discharge is designed to take place. On a conventional spark plug, it is the area between the center and the ground electrode.
How to set the points and timing on an old Harley Davidson Big Twin?
How to set the points and timing on an old Harley Davidson Big Twin. – YouTube If playback doesn’t begin shortly, try restarting your device. Videos you watch may be added to the TV’s watch history and influence TV recommendations.
What’s the best way to set points on sled?
Vintage Sled Tutorials # 11c Setting points timing. – YouTube Vintage Sled Tutorials # 11c Setting points timing. If playback doesn’t begin shortly, try restarting your device.