Ferrea P2R J Series Exhaust Rocker Arm Bushings will replace the springs on the exhaust rocker shaft. Replacing the rocker springs and putting these bushings in there place will reduce the amount of drag the spring normally creates on the rocker.

Includes 6 pcs total. 3 per head.

These will only fit the following engines when using the standard steel rockers J30A1, J30A4, J30A5, J32A1, J32A2, J35A3, J35A4, J32A2, J35A8, J37A1