ARP Custom Age / CA625+ Head Stud Kit - for Toyota 2JZ-GE / GTE - 203-4301 valve spring while the high speed set-up

while the high speed set-up

There are many important reasons to use ARP main stud kits

3″ Inner Diameter Inlets

PHR introduces the COMPLETE Stainless Clutch Line for the Toyota Supra

CO2 boost control

ARP Custom Age / CA625+ Head Stud Kit - for Toyota 2JZ-GE / GTE - 203-4301 valve spring while the high speed set-upARP Custom Age CA625+ Head Stud Kit for Toyota 2JZ GE GTE SKU: 203 4301 These are the go to upgrade for high horsepower built Toyota 2JZs. We use these studs in all of our builds over 900whp. WHAT IS CUSTOM AGE 625+? You may have heard of the popular L19 upgrade for Head studs, Main Studs, Rod Bolts, etc. The L19 material is stronger than the ARP 8740 or even ARP 2000 materials, however L19 is difficult to work with. You cannot touch L19 with your