Moroso Replacement HEI Ignition Module - Gm-Style HEI Distributors H778001XL MOR63420 without the filler neck

MOR63420 without the filler neck or mounting hardware

Single Layer Large Leg Support

1973-1986 Chevrolet C20 Suburban

Tempered A356

Moroso Replacement HEI Ignition Module - Gm-Style HEI Distributors H778001XL MOR63420 without the filler neckFits Moroso DuraFire Distributor #MOR72230 & MOR72231 and any 4 pin GM HEI Distributor for 4 , 6 and 8 cylinder engines High output module delivers consistent dwell, accurate timing, extended durability and high spark output Moroso Performance Products is one of the worlds most respected suppliers of automotive equipment for racing and street performance applications. Moroso manufactures over 4000 products, from oil pans and oiling systems, to