Ford Big Block Crank Trigger Kit - 8644 4wd-switches 74/8 V 1976 - 1980

74/8 V 1976 - 1980 Oldsmobile Cutlass Supreme 4

7 V8 1988 - 1995 Chevrolet C1500 305/5 V8 1961 - 1966 Chevrolet Suburban 283/4

2 V8 2009 - 2012 GMC Canyon SLT 325/5

9 L V6 1997 - 1998 Dodge Ram 1500 Sport 239/3

There has always been a niche group of hardcore racers and pullers that run nothing but the MSD 8 Ignition Series

Ford Big Block Crank Trigger Kit - 8644 4wd-switches 74/8 V 1976 - 1980Overview: For a long time, racers have known that one of the best things to do to an engine to improve its performance is to stabilize the ignition timing. The MSD Flying Magnet Crank Trigger system does exactly that by using four magnets embedded in an aluminum wheel. Although similar in appearance to other crank triggers, the MSD Flying Magnet design works on a different principle. Most crank triggers have a wheel, with steel studs sticking out,