4BT Cummins CNC Machined Rocker pillars for ARP Head studs
Machined tolerance is +/-0.05mm/0.0019in
The latest batch of Rocker pillar assemblies has just finished being machined to suit ARP head studs forĀ 4BT but has sold out before they arrive at our workshop.
These are brand new DCEC Cummins pillar complete assemblies with rocker shaft and rockers, as required to install ARP head studs