Function: The function of the points is to make and break the electrical circuit to the coil. Each time the points open, the circuit Is broken, causing the magnetic field around the ignition coil to collapse. When this field collapses, a high voltage spark is created that fires the spark plug. The points must open…
Many of you have heard one of my favorite expressions “Timing, … timing is everything!” Well, this month that’s just what I want to talk about. And, maybe a few things more. How many of you BJ8 owners have rebuilt your engine? A few probably. When you put the distributor back in after the rebuild,…
This is the first of a series of articles on basic tuning techniques to help you maintain your car to original factory specifications. Since the ignition system must be in good order before any other systems, such as the carburetor(s), can be properly adjusted, we will begin with a brief discussion on ignition timing procedures….
In this article we will examine yet another alternative ignition system for your British sports car, the Mallory Dual-Point Distributor. What makes the Mallory unique among point type ignitions, is, as the name implies, it has two separate sets of points to do the work of one. What are the advantages to using two sets…
On many cold winter days, I have wished that the blower motor on my MG would run at a higher speed to keep up with the air being sucked out through the many cracks and crevices in the cockpit. While replacing the fan, I noticed that the motor ran much faster being connected directly to…
Lucas Test Card 6 helps in diagnosing constant energy electronic ignitions. Clicking the image will open a PDF.
MGBs are known for their delightful “snick-snick” gear shifting characteristics. The short gear lever placed perfectly for wrist-rocking gear changes is one most endearing – and satisfying- aspects of driving it. The action has been likened to a rifle bolt and I can’t say that I disagree with that description. Some high mileage ‘Bs exhibit…
Lucas test card 2 takes you step by step through the process of diagnosing starting system problems. Click image will open a PDF.
Lucas Test Card 4 helps in diagnosing D.C. charging systems. Clicking the image will open a PDF.
Lucas Test Card 4 helps in diagnosing D.C. charging systems. Clicking the image will open a PDF.
