MSD - Black - Replacement Wheel for Small Block Chevy Crank Trigger Kit (p/n 86103) 50-inch mandrel-bent tailpipes finished off

50-inch mandrel-bent tailpipes finished off with a pair of large 4

Injection Wash Plug - 3

5 in OD - 1

063 in Thick - Composite - Metering Blocks - Holley 4150 / 4160 - Set of 10

MSD - Black - Replacement Wheel for Small Block Chevy Crank Trigger Kit (p/n 86103) 50-inch mandrel-bent tailpipes finished offFor 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 systems do 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.