GSC Exhaust Valve Guide w/ Stopper +.001" (Honda B-Series) GSC3051.001-1

GSC Exhaust Valve Guide – Honda B-Series – 5.5mm +0.001" Oversize – Stopper Style – Single – GSC3051.001-1

Built for precision and reliability in high-performance Honda applications

This +0.001" oversize exhaust valve guide from GSC Power Division is designed for Honda B-Series engines. Featuring a stopper-style design, it delivers secure valve control and consistent exhaust flow under demanding conditions. Ideal for rebuilds and performance upgrades. Compatible with valve seal GSC1039.

Specs – GSC3051 Profile:

• Total Length: 1.801 in / 45.75 mm
• Outer Diameter: 0.4750 in / 12.07 mm
• Valve Stem Diameter: 5.5mm

Standard guides are available individually or in sets of 8. Oversize options (+0.001" and +0.003") sold separately for tighter tolerances and custom fitment.

Fitment:

- 1989–1993 Honda Civic SiR (JDM), CRX SiR
- 1996–2000 Honda Civic Si (USDM), Civic VTi (EU)
- 1994–1997 Honda Del Sol VTEC (USDM)
- 1992–1993 Acura Integra GS-R
- 1990–1993 Acura Integra LS/RS
- 1994–2001 Acura Integra LS/RS
- 1994–2001 Acura Integra GS-R
- 1997–2001 Acura Integra Type R

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