How does a Dyna ignition work?
Dyna ‘S’ model ignition is a popular electronic ignition trigger plate and rotor button that uses the stock points-type mechanical flyweight assembly to control ignition advance instead of an electronic “black box”. Simple and compact, everything fits behind the stock point cover.
What is single fire ignition on Harley-Davidson?
The single fire ignition uses separate coil windings and electronics to fire each spark plug independently. Spark firing occurs only on the compression stroke. Conversion of older carbureted Harley-Davidson® engines to single fire is highly recommended.
Is single fire or dual fire ignition better?
The main advantage of dual fire systems is simplicity and low cost. The advantage of single fire systems are smoother engine operation and the elimination of the popping that sometimes occurs when long duration camshafts are used. There is no horsepower advantage with single fire ignition systems.
Is my Harley single fire or dual fire?
With the exception of the new Twin-Cam 88 and late model Sportster 1200 engines, all carbureted Harley-Davidson® engines have been dual fire. A single coil winding with two high voltage output terminals fires the spark plugs on both cylinders simultaneously.
What is the Dyna s high performance ignition system?
Trusted by top racers for more than 20 years, the Dyna S high performance ignition system is a complete self-contained electronic ignition system specifically engineered for Harley-Davidson motorcycles.
What kind of ignition system does Harley Davidson use?
Dyna S Trusted by top racers for more than 20 years, the Dyna S high-performance ignition system is a complete self-contained electronic ignition system specifically engineered for Harley-Davidson motorcycles.
Where is the ignition rotor on a Dyna s?
The Dyna S is completely housed behind the ignition cover and uses a magnetic rotor with the original spark advancer, so the factory advance curve is maintained.
What is a Dyna s spark Advancer?
The Dyna S is completely housed behind the ignition cover and uses a magnetic rotor with the original spark advancer, so the factory advance curve is maintained, spark energy is second-to-none – and the included coils provide spark voltage in excess of 30,000 volts. This unit works for 1970-1999 Harley applications.