MSD Late Model 94-97 GM LT1 Optispark performance replacement, with pin drive 83811 1984-chevrolet-citation-ii-esi7181188 Rigorously tested in a drag-environment

Rigorously tested in a drag-environment

Washable And Reusable For Multiple Cleaning Cycles

Features a black painted finish

2 Liter K40

Side Exit and Dual Rear)

MSD Late Model 94-97 GM LT1 Optispark performance replacement, with pin drive 83811 1984-chevrolet-citation-ii-esi7181188 Rigorously tested in a drag-environmentLeave it to MSD to build an all out performance distributor to replace the OEM GM LT1 Optispark! We machine an entire billet block of aluminum down into a precise housing that fits in place of the factory piece. Then, we fill it with a reliable new pick up assembly, a trick timing adjustment mechanism and top it off with an all new MSD distributor cap! MSD Late Model 94 97 GM LT1 Optispark performance replacement, with pin drive 83811 Specifications: