Fits: 1989-1998 3.9L 4Bt Cummins
If your wanting to make major horsepower in your 4BT, there is only one pushrod that will do- this Hamilton Cams Extreme Duty Pushrods. This one is rated 500+ HP.
- For Applications Over 500HP
- Intake Pushrod-3/8".095" Wall
- Exhaust Pushrod 7/16" .120" Wall
- For High Performance Applications
Hamilton Cams: 07-P-007E