MSD - Replaces GM HEI Distributors that use a 4-Pin ignition module. All driving jackets are assembled

All driving jackets are assembled with heavy-duty

Fitting - Adapter - 90 Degree - 10 AN Male to 1/2 in NPT Male - Aluminum - Black Anodized - Each

Seat Bracket - Pro Bracket - Side Mount - Adjustable - Aluminum - Black / Red Anodized - Each

Fitting - Adapter - Straight - 16 AN Male to 1 in NPT Male - Steel - Zinc Plated - Each

3 - Fire Retardant Blend - Black - Medium - Each

MSD - Replaces GM HEI Distributors that use a 4-Pin ignition module. All driving jackets are assembledMSD answers the need for a strong, accurate and high performance HEI with our Pro Billet HEI. The distributor is supplied with our Digital HEI Module and Coil so there is plenty of spark energy combined with improved dwell and timing control.