Rocker Arm Shaft Set. Fits Milwaukee-Eight 2017up.

Features & Benefits:-

* M8 Rocker Arm Shafts are designed as a direct replacement

* Improved durability

* Made from bearing quality steel, precision centerless ground for perfect fit!

* S&S Shafts are 66% stronger, preventing damage from radical cam profiles

* A must for cams with greater than .550" lift

* Replaces OEM # 17300059

Tech Tips:-

* Recommend additional purchases - rocker stud kit SS900-1013 & roller rocker arm kit SS900-1084.