GSC POWER DIVISION GSC3045.001-1 VR38DETT (0.001'+ OVERSIZE) EXHAUST GUIDES WITH STOPPER . QTY 12

GSC Power Division Exhaust Valve Guides (+0.001" Oversize)

Technical Summary: The Professional Engine Builder’s Standard

The GSC3045.001-1 is a precision-engineered, +0.001" oversized exhaust valve guide designed specifically for the Nissan VR38DETT (R35 GT-R). These guides feature a stopper-style (depth step) design, ensuring consistent installation height and preventing guide movement under high-RPM, high-thermal stress conditions.

Part Number: GSC3045.001-1 (Qty: 12)

Bore Size: +0.001" Oversize (Oversize OD)

Material: C67410 Manganese Bronze

Total Length: 1.462" / 37.13 mm

Outer Diameter: 0.3958" (Standard is 0.3948")

Valve Stem Diameter: 6.0 mm