What are the spark plugs for a Harley Davidson 45?
Recommended spark plugs for 45 flatheads with battery ignition is Harley-Davidson #3 or equivalent. Recommended spark plug gap is 025″-030″. My 1961 Servi-Car is presently running Champion D16 plugs which are still readily available.
Where is the timing plug on a Harley 45?
They are easiest to set when on the wider cam. On the left side engine case, directly below the engine VIN number, you will find the timing hole plug. Removing the plug reveals the inspection hole. Turn the engine over until you see the vertical timing mark on the flywheel. If the motor is in the frame, finding the timing mark is a little harder.
What are the names of the Harley Davidson engines?
New Harley-Davidson engine designs arrive about every 15 years. Since 1936 engine designs released by Harley represented ic forms that the Big Twin has taken: Knucklehead, Panhead, Shovelhead, Evolution, Twin Cam, and the very large single-cam engines.
How does the ignition work on a Harley 45?
Like Ironhead and Shovelhead motors, Harley 45 flatheads do not have distributors. What ignites the spark plugs is the ignition coil, which is activated by an ignition timer.
What happens to the spark plug on a Harley Davidson?
If the engine is running dangerously lean the whole plug tip will be grey or white. If the temperature is over 850-degrees, pre-ignition may occur. Engine power will be reduced and you risk piston damage.
Can you use Iridium plugs on a Harley?
Iridium plugs should only be used with electronic ignitions. Visit CV Performance for Harley NGK, Champion, and Autolite spark plugs . Enjoy the Ride!
New Harley-Davidson engine designs arrive about every 15 years. Since 1936 engine designs released by Harley represented ic forms that the Big Twin has taken: Knucklehead, Panhead, Shovelhead, Evolution, Twin Cam, and the very large single-cam engines.
What kind of spark plug does a Sportster have?
Harley Spark Plug Cross-Reference Harley Spark Plug Cross-Reference XL Sportster 1000 XL Sportster 900 Shovelhead 1975-1981 Panhead/Shovel 1947-1974 Screamin’ Eagle 2413 EVS13S SH12S ACCEL – – 2410A – AC Delco 42F/42-6FS 42F/42-6FS 44NS/44XLS – Autolite 4123 4265 –