Rebuilt by Performance Distributors, these high performance distributors incorporate a custom full length bronze bushing to increase stability and durability, thereby eliminating top end timing fluctuations and spark scatter at higher rpm's. Includes a single vacuum distributor, distributor cap, the cap adapter and the rotor. Fits all 170/200/250ci with 5/16" hex drive.  This distributor WILL NOT fit the 144ci or early 170ci with a 1/4" drive.