AR135-7901 - ARP OIL PUMP DRIVE SHAFT HEAVY DUTY FITS BIG BLOCK CHEV

Lose Oil Pressure And The Engine Is Trash! Now You Don't Have To Depend On A Stock Oil Pum p Drive Shaft In Your Expensive High Performance Or Wet Sump Racing Engine. ARP Oil Pump Drive Shafts Are Made From Heat Treated, Premium, Aerospace Chrome Moly. Plus, We've Increased The Body Diameter To Make It Tougher - More Able To Handle The Added Torque Requirements Of Increased Capacity Oil Pumps Or Heavy Viscosity Racing Lubricants. Rated At 170,000psi The Added Tensile Strength Delivers Longer Service Life Of This Critical Component.