GSC +0.001" Exhaust Valve Guide w/ Depth Step Toyota 2JZ-GTE GSC3113.001-1
Oversized Exhaust Valve Guide for Toyota 2JZ-GTE Engines
The GSC Power-Division +0.001" Exhaust Valve Guide is designed for Toyota 2JZ-GTE engines and features a 6.6mm valve stem fitment with a built-in depth step for precise installation. Ideal for custom-machined heads or tighter tolerance builds, this guide ensures consistent valve control and long-term durability in high-performance applications.
Fitment and Compatibility
Sold individually. A complete head requires 12 guides. Standard and +0.003" oversized options are also available. Must be used with GSC1029 valve stem seal to ensure proper sealing and fitment.
Key Features
- +0.001" oversized fit for tighter tolerance builds
- Depth step design for accurate seating
- Smooth-style finish for reliable valve stem support
Specifications
| Stem Diameter | Total Length | Outer Diameter |
|---|---|---|
| 6.6mm | 40.64mm / 1.600" | 11.04mm / 0.4347" (step: 12.065mm / 0.4750") |
Fitment:
- 1993–1998 Toyota Supra Turbo 3.0L DOHC Inline-6 (2JZ-GTE)
- 1991–2001 Toyota Aristo 3.0L Twin Turbo DOHC Inline-6 (2JZ-GTE, Japan only)
- 1997–2005 Toyota Soarer / Lexus SC300 3.0L DOHC Inline-6 (2JZ-GTE swap-compatible)
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