Sprint Car Accessory Cam Drive 9/16" -18 x .625 1.000"

If The Survivability Of Your Camshaft Drive, Through An Entire Race Without Stripping Or Breaking, Has Been A Matter Of Concern. Arp's New Cam Drive Should Put Your Mind To Rest. Totally Reliable. A Through-hardened, Not Just Case Hardened, Chrome Moly Shaft, Premium Grade Viton Seal, Plus Anodized Aluminum Plate Are Manufactured In-house To Insure That Every Part Is Guaranteed Arp Quality. This Setup Was Built To Be Bulletproof.