Description
Rotor,4cyl Race,Fit 8473&8485 Dists Only
GM Rotor "E"
Fits Distributors, PN 8473 and PN 8485 only.
MSD Distributor Rotors are molded from high quality, voltage insulating material to resist carbon tracking while ensuring that the ignition spark reaches the spark plug terminals For optimum voltage carrying capabilities the rotor tips are made from low resistance brass for maximum voltage transfer.