GSC Power Division Intake Valve Guide – Standard Single (Nissan RB26DETT / SR20DET) – GSC3042
The GSC Power Division Standard Intake Valve Guide is engineered for Nissan’s RB26DETT and SR20DET engines, offering precise valve stem support and long-term durability. Ideal for OEM-style rebuilds or performance upgrades, this guide ensures accurate fitment and smooth operation under demanding conditions.
Fitment & Options
- RB26DETT: Set of 12 guides
- SR20DET: Set of 8 guides
- Individual Units: Available for single replacements
- Oversized Versions: Offered in +0.001" and +0.003" sizes for custom-fit cylinder heads
Specifications
- Total Length: 1.692 in / 42.98 mm
- Outer Diameter: 0.3950 in / 10.03 mm
- Valve Stem Diameter: 6 mm
Whether you're restoring a stock head or building for high-performance use, GSC3042 delivers the precision and reliability trusted by engine builders worldwide.
Fitment:
Nissan RB26DETT – 2.6L Twin Turbo Inline-6
- 1989–2002 Nissan Skyline GT-R R32 / R33 / R34
- 1991–2002 Nissan Stagea RS260 (select models with RB26DETT)
- 1990s–2000s RB26DETT-swapped builds (240SX, Silvia, Laurel, etc.)
Nissan SR20DET – 2.0L Turbo Inline-4
- 1989–1994 Nissan Silvia S13
- 1995–1998 Nissan Silvia S14
- 1999–2002 Nissan Silvia S15
- 1991–1994 Nissan Pulsar GTI-R
- 1991–1998 Nissan 180SX
- 1990s–2000s SR20DET-swapped builds (B13 Sentra, NX2000, 240SX, etc.)
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