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Big M Block
Note: This wheel is pictured with an optional Quick Disconnect Kit
2 in Gauge
Adjustable strap allows one size to fit all
610 in Dual Spring
MSD D.I.R.T. Spec Ignition Control 42031BL Big M BlockD. I. R. T. Spec Ignition Control designed specifically for the D. I. R. T. series racing in mind. The "N" Series Ignitions feature 6 Pin Weathertight connector to meet D. I. R. T. wiring rules. This special connector provides a tight, positive locking connection with individual seals to keep dirt and moisture away from each connection. All of the MSD's primary wiring meets MIL 86A specifications with special tinned conductors for superior crimps.
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