Features & Benefits:
* Kit includes Plunger, Spring & Roll Pin
* Increase the camplate pressure relief pop off pressure with a Feuling spring.
* Our spring has the proper spring rate to control the pop off pressure and oil flow in bye pass port.
* Bench testing recommended with the Feuling camplate pressure test tool FE-9010 set your pop off pressure to your preference.
Tech Tips:
* Fits all Twin Cam camplates including factory and aftermarket.