GSC Power-Division Exhaust Valve Guides Set for Toyota 2JZ-GTE vehicle_Toyota Supra (JZA80) with studs instead of the

with studs instead of the more commonly used bolts and hard anodized aluminum billet composition

Part # 840801

The PHR Billet Diff Cover is aimed at Toyota Supras making in excess of 900rwhp or more or those making trips to the drag strip

anti-reflective

1/8" NPT to -4 Adapter & 1/8" NPT to 3/16" Barb Adapter

GSC Power-Division Exhaust Valve Guides Set for Toyota 2JZ-GTE vehicle_Toyota Supra (JZA80) with studs instead of theGSC Power Division Exhaust Valve Guides Set for Toyota 2JZ GTE Part # GSC 3031 12 What we have done is actually quite simple, we made valve guides that fit properly, are easier to install, and shaped to help air flow instead of just copying the OEM design. The GSC Power Division valve guides are made from true C67410 Manganese Bronze and turned on a dedicated precision CNC turning center. What this means for you and your installer is less time fitting