Custom ARP Head Stud kit, for EZ30R-EZ36 (No machining required) Complete Heads 4Gb Non Volatile Flash

4Gb Non Volatile Flash

each PW40 40mm wastegate comes complete with 5 different 17-7 precipitation hardened springs for further adjustment of desired boost levels

but you can also choose to run some of the following features: Launch Control

This block is designated by the J30 casting found on the top of the case halves

Custom ARP Head Stud kit, for EZ30R-EZ36 (No machining required) Complete Heads 4Gb Non Volatile FlashIntroducing the new custom head stud for the EZ30R and EZ36 6 cylinder engines. Special design features unique block side seating of the stud (10. 50mm thread), polished ARP 2000 material, Allen cap for easy installation, Outfront ARP name stamped on the head. Larger diameter than the stock head bolts, uses 7 16NF thread at head. Reduced shank. No machining required for block or heads to install. A must for any turbo application. Suggested torque: 90