ARP Main Studs tein Tested to add enough back

Tested to add enough back pressure to allow a safe boost increase when used injunction with an aftermarket boost controller

The OEM design holds the lower arm into position until the retaining bolt is tightened

This flange is used on the OEM turbochargers fitted to the Revision 3 Mr2 turbo and the ST205 Celica GT4

Continuous barometric correction (on board)

19mm Centre hole I/D

ARP Main Studs tein Tested to add enough backProduct Description Main studs hold your crankshaft in place. As you make more power, and rev higher than your engine was designed to rev from the factory in stock trim, you start to push the limits of the factory fasteners. Factory fasteners were not designed for performance use. The material chosen by the Original Engine Manufacturer for your engine's factory fasteners was chosen to meet the criteria of a normally driven consumer vehicle at the