MSD Cap-A-Dapt HEI Style Terminal Cap and Rotor Kit - Red - Chevy V8 Shut Off Valve the retard amounts are cumulative

the retard amounts are cumulative so you get the total of the three

875 x 12 x 8

Gibson Designed their Jeep Exhaust to enhance low and mid range performance for climbing and towing

6 x 7-5/8 in Legs

MSD Cap-A-Dapt HEI Style Terminal Cap and Rotor Kit - Red - Chevy V8 Shut Off Valve the retard amounts are cumulativeThe MSD Cap A Dapt adapts a large, Ford style cap onto your MSD distributor. This large cap spaces the spark plug terminals farther apart which lessens the chances of cross fire and ionization occurring. The rotor is injection molded out of Rynite (R) for incredible strength and resistance to spark. Thick vanes are incorporated to stir up the air in the cap for even more ionization prevention. Three Cap A Dapts are available; two with a fixed rotor