MSD 8421 Cap-A-Dapt Rotor Assembly For 97 Ford F-250 HD 7.5L

MSD 8421 Rotor Assembly, Adjustable Adjustable rotor phasing.

MSD 8421 Adjustanle Phasing Distributor Rotor For MSD Small Cap Distributors

MSD 8421 Adjustable Rotor Assembly New Old Stock

MSD Adjustable Race Rotor - Use w/8433 Dist. Cap 84211

MSD Red Cap/Rotor Kit - CHEVY V8 - 84335

MSD 8421 Adjustable Rotor Assembly

MSD Ignition Distributor Rotor – Adjustable, Brass Terminal, Red - P#8421