Exploring the Dawn of Distributor Caps The Ignition Innovation that Transformed Cars

I would suggest checking the rotor and cap first. The rotor is ... An automobile engine ignition distributor is used to allocate the ... the 92 - up distributors are fixed and the ecu controls the spark timing. that means that it does better with the wider contact on the rotor. with the ... Chevrolet's High Energy Ignition (HEI) from the Delco-Remy Division of General Motors was first offered in 1974 on production cars, though in ... The correct OEM Delco Cap for the early GTO's only said (Delco-Remy PATENT PENDING). The "R" was on the later 68-69 and up vintage. Very difficult to find! Until the introduction of electronic engine management systems, a distributor was the main component of the ignition system, controlling the coil and the ... Distribute the high-voltage or energy from the coil to the appropriate spark plug by the distributor cap and rotor arm. The critical function of ... I used Bosch Caps and rotor arms... everything seemed fine until after a long run i started to get a slight misfire at idle and under high load.. ie accelerating ... ... first generation of Motronics that came in in the early 1980s. You can tell by those weird-looking oval distributor caps that are on the ... The small Bosch distributor cap will crossfire at about 28,400 Volts. The small Mallory #271 distributor cap, with 20 degrees of vacuum advance, ... I use the large "Ford Style" cap as MSD calls it. We were having a cross fire in the small caps on the late model and the Ford Style fixed it.