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SKU: 2041-8
GSC Power-Division Honda K Series VTEC K20 K24 Chrome Polished Exhaust Valve 30mm Head STD Set 8
Equip your Honda K20 or K24 VTEC engine with the GSC Power-Division 2041-8 exhaust valve set featuring 8 units at 30mm standard head diameter. These valves fit 2002-2015 models like Civic Si RSX Type-S and Acura TSX for seamless replacement in performance builds. Chrome polishing delivers better heat management and oil retention to support higher RPM operation and longer engine life.
Key Features
- Chrome Polished Heads: Valve faces treated to hold oil film reducing carbon deposits and improving heat transfer during extended runs
- Exact STD Sizing: 30.00mm head 7.950mm stem 110.85mm overall length 8.575mm seal area for drop-in compatibility without port work
- Forged Stainless Steel: One-piece design heat treated and stress relieved to withstand extreme exhaust temperatures and valve float
- Swirl Polished Flow: Head shaping enhances exhaust gas evacuation boosting mid-range torque and top-end power
- Complete Set of 8: Matches all exhaust positions in K20 K24 VTEC cylinder heads for full valvetrain refresh
Product Notes
- STD dimensions ensure compatibility with stock valve guides and seats
- Pair with GSC valve springs for optimal control in high-lift cams
- Packaged in foam inserts to prevent damage during transit
Installation Notes
- Professional installation recommended.
- Measure valve to piston clearance on modified pistons or cams
- Works with OEM retainers seals and locks or GSC upgrades
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2002-2006 | Acura | RSX | Type-S |
| 2002-2005 | Honda | Civic Si | EP3 |
| 2006-2011 | Honda | Civic Si | FG2/FA5 |
| 2004-2008 | Acura | TSX | Base |
| 2012-2015 | Honda | Civic Si | FE1/FE2 |
| 2007-2011 | Honda | CR-Z | Base |
Why Choose GSC Power-Division?
- Valvetrain leader supplying NHRA Pro Stock and Formula Drift teams
- USA-made components tested to 10k+ RPM durability standards
- Engineering focused on flow dynamics and fatigue resistance
Frequently Asked Questions
-
Q: Do these fit K20Z3 Civic Si engines?
A: Yes 2041-8 valves match K20Z3 and all K20 K24 VTEC heads including Z1 Z3 A2 A3 -
Q: What finish and material details?
A: One-piece 21-4N stainless steel forged valves with chrome polish on heads for oil retention and 7mm head thickness -
Q: What warranty coverage?
A: 1 year limited warranty on manufacturing defects when installed by certified shop
Shipping & Handling
- Method: Standard Ground
- Availability: In stock - ships same or next business day
- Packaging: Protective box with foam inserts
- Weight: 1.1 lbs
GSC Power Division
GSC Power Division is a manufacturer of precision-engineered camshafts, valve springs, and valvetrain components designed for high-performance and competition engines across domestic, import, and diesel platforms. Founded by engineers with deep roots in motorsport, GSC Power Division components are machined to exacting tolerances and heat-treated to survive the demands of forced induction and high-rpm applications that destroy stock valvetrain parts. The brand is particularly well-known in the Mitsubishi Evo, Subaru STI, Nissan RB, and Toyota 2JZ communities where aggressive camshaft profiles are essential for extracting maximum power from turbocharged four-cylinder and six-cylinder engines. Whether building for drag racing, road course competition, or a high-powered street car, GSC Power Division camshafts and valve springs are a proven upgrade path. Popular Upgrades GSC Power Division S1, S2, and S3 camshafts are the most popular selections, with each profile offering progressivel...
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Browse all of our valves and valvetrain components at Black Ops Auto Works, including engine valves, valve covers, valve cover gaskets, valve guides, valve springs, retainers, valve locks, valve seals, lash caps, and related valvetrain hardware for performance builds, engine refreshes, and high-horsepower applications. Whether you are rebuilding a cylinder head, upgrading your valvetrain for higher RPM, or replacing worn valve train components, this collection is built for customers searching for engine valves, valve springs and retainers, valve cover gaskets, performance valve covers, and valvetrain upgrades. Shop Top Valvetrain Brands Find trusted brands in the valve and valvetrain category, including: GSC Power Division Supertech Brian Crower Ferrea Manley Performance Cometic Granatelli Moroso BLOX Racing These brands are known for performance intake valves, exhaust valves, valve spring kits, titanium retainers, valve guides, valve locks, valve seals, billet valve covers, an...
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