To simplify the motor and cut down costs, the V-twin ignition was made to operate with just one set of points and no distributor. This is known as a dual fireplace ignition technique, resulting in equally spark plugs to fireplace irrespective of which cylinder was on its compression stroke, https://harley-davidson77666.dsiblogger.com/64173604/harley-davidson-things-to-know-before-you-buy