BBC Oil Restrictors, .0625" Orifice Diameter, Chevy, Big Block, Gen V and Gen VI, Pair
Reduces oil flow to upper engine assembly, leaving more oil available for the rod and main bearings
Reduces power-robbing windage by reducing the volume of oil passing by the rotating assembly on its return to the pan
Do not use with hydraulic lifters
*FOR CUSTOMER SAFETY AND ACCURACY PLEASE ENSURE SHIPPING AND BILLING ADDRESS BOTH MATCH UPON CHECKING OUT! WE CAN ONLY SHIP TO THE BILLING ADDRESS ON THE CARD USED FOR PAYMENT! THANK YOU!