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SKU: 3023-8
GSC Power-Division 2002-2011 Honda Acura K20 K24 VTEC Manganese Bronze Exhaust Valve Guide Stopper Style - Set of 8
Upgrade your Honda K-Series VTEC engine with GSC Power-Division manganese bronze exhaust valve guides in stopper style. This set of 8 fits 2002-2011 models including Civic Si RSX and TSX for precise valve stem alignment and extended durability under high heat. Engineered to maintain tight clearances these guides support aggressive cam profiles and boost-ready builds.
Key Features
- Manganese Bronze Material: Provides superior wear resistance and heat dissipation to protect exhaust valves during extended high-RPM operation
- Stopper Style Design: Features a shoulder for exact installation depth ensuring proper valve guide height without measuring
- Precision Machined Tolerances: Matches OEM specs with tighter fits to reduce oil consumption and improve sealing in performance cylinder heads
- Direct OEM Replacement: Bolt-on compatibility for K20 K24 VTEC heads simplifying swaps in stock or modified engines
- Complete Set of 8: Covers all exhaust valves for full cylinder head refresh saving time on partial rebuilds
Product Notes
- Inspect valve seats during installation for optimal contact and performance
- Lubricate guides with assembly lube prior to final seating
- Packaged in protective box dimensions 6 x 4 x 2 inches for secure transit
Installation Notes
- Professional installation recommended.
- Remove cylinder head and press out old guides using GSC service tool or equivalent
- Compatible with stock heads or ported setups no special hardware required
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2002-2006 | Acura | RSX | Base / Type-S |
| 2004-2008 | Acura | TSX | Base |
| 2002-2005 | Honda | Civic | Si |
| 2006-2011 | Honda | Civic | Si |
Why Choose GSC Power-Division?
- Proven in drag racing and circuit applications worldwide
- CNC-machined from premium alloys for consistent quality
- Backed by real-world testing in high-horsepower K-Series builds
Frequently Asked Questions
-
Q: Will this fit a 2006-2011 Honda Civic Si K20Z3 head?
A: Yes direct fit for all K20Z3 VTEC exhaust positions with stopper style for easy drop-in install -
Q: Why manganese bronze over other materials?
A: Manganese bronze offers better thermal expansion match to exhaust valves reducing wear at high temperatures -
Q: What warranty applies and is DIY install possible?
A: One-year manufacturer defect warranty professional install advised as it requires cylinder head disassembly
Shipping & Handling
- Method: UPS Ground or USPS Priority
- Availability: In stock - ships same or next business day
- Packaging: Compact box 6 x 4 x 2 inches
- Weight: 0.4 lbs
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