SKU: GIVN-0012S-8 | UPC: 01037721244871
Supertech GM ECOTEC LSJ 2.0L/2.2L/2.4L Black Nitrided Intake Valve +0.5mm Oversize Set of 8
Supertech black nitrided intake valves deliver reliable performance upgrades for GM Ecotec LSJ 2.0L supercharged 2.2L and 2.4L engines found in Chevrolet Cobalt SS HHR SS and Saturn Ion Red Line models. This +0.5mm oversize set of 8 features precision engineering for increased airflow and heat resistance during high RPM operation. Install these in performance builds to support bigger cams ported heads and forced induction setups.
Key Features
- Black Nitrided Finish: 3-micron layer boosts fatigue strength 50 percent cuts friction 35 percent improves heat dissipation 30 percent over stock for longer valve life under boost
- +0.5mm Oversize Head: 34.50mm diameter (stock 34.00mm) allows more air intake volume pairs with machined seats for high flow gains in modified Ecotec heads
- One-Piece Forged Steel: 7.97mm stem 113.25mm length swirl polished back reduces turbulence ensures exact OEM fit with tighter guide clearances
- Advanced KS Nitriding Process: Prevents guide wear maintains seal integrity handles extreme temperatures in supercharged LSJ applications
- Complete Set of 8: Matches Ecotec DOHC cylinder head design direct replacement for stock valves in 2.0L LSJ 2.2L L61 2.4L LE5 engines
Product Notes
- Requires valve seat machining to +0.5mm for proper installation
- Use with Supertech exhaust valves for balanced flow
- Ships in protective foam-lined box prevents damage during transit
Installation Notes
- Professional installation recommended.
- Machine valve seats to 34.50mm intake diameter verify spring pressures
- Compatible with stock retainers keepers multivalve springs
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2005-2007 | Chevrolet | Cobalt | SS Supercharged 2.0L LSJ |
| 2006-2010 | Chevrolet | HHR | SS Supercharged 2.0L LSJ |
| 2004-2005 | Saturn | Ion | Red Line 2.0L LSJ |
| 2005-2007 | Chevrolet | Cobalt | SS/SS Sedan 2.2L L61 |
| 2006-2007 | Chevrolet | HHR | LS Panel 2.2L L61 |
| 2007-2009 | Pontiac | Solstice | Base 2.4L LE5 |
Why Choose Supertech?
- Trusted in professional racing teams worldwide
- Manufactured with aerospace grade materials processes
- Engineered tolerances exceed OEM standards
Frequently Asked Questions
-
Q: Does this fit 2008+ Chevrolet HHR SS or Cobalt SS with LNF engine?
A: No this set fits LSJ supercharged 2.0L LE5 2.4L and L61 2.2L variants LNF turbo uses different valve GIVN-0013 series -
Q: What material and finish details?
A: Forged 21-4N stainless steel with black nitride KS coating 3 microns thick adds fatigue resistance no guide galling -
Q: What warranty coverage?
A: 1-year unlimited mileage warranty against manufacturing defects when installed by certified shop
Shipping & Handling
- Method: UPS Ground or USPS Priority
- Availability: In stock - ships same or next business day
- Packaging: Foam-lined cardboard box 6 x 4 x 2 inches
- Weight: 0.8 lbs
Supertech
Located in San Jose, California, in the heart of Silicon Valley, Supertech was born from the same fertile ground as many other innovative companies. We utilize cutting-edge technology to fuel our growth and deliver the highest performance valves and valve train components available. Why Choose Supertech? Over 30 Years of Experience: Our legacy in the industry ensures top-quality products. Superior Performance: We provide valves and valve train components specifically designed for the racing market. Versatile Applications: Ideal for various types of racing, including: Drag Racing Rally Road Racing And more! Custom Solutions: If you can't find the perfect fit, we are always willing to work with you to custom manufacture the ideal solution for your specific needs. CUTTING EDGE TECHNOLOGY Trusted by the best in the industry, Supertech is committed to leveraging the latest advancements in technology to enhance performance and reliability. Experience the difference with our prod...
View Supertech Products
Valves
Welcome to our Valves collection, where quality meets functionality. Our carefully curated selection includes a variety of valves suited for different applications and industries. Whether you are in construction, manufacturing, or plumbing, we have the perfect valve solutions for you. Why Choose Our Valves? High Quality: Each valve in our collection is manufactured to meet strict quality standards, ensuring durability and reliability. Wide Range: We offer a diverse range of valves. Competitive Pricing: Get the best value for your money with our competitively priced valves without compromising on quality. Expert Support: Our knowledgeable team is here to help you find the right valve for your specific needs. Applications of Our Valves Our valves are versatile and can be used in a variety of engines for various makes and modles. Shop Now! Explore our Valves collection today and find the perfect solution for your project. With our user-friendly Shopify store, shopping for valv...
View Valves Products
Valves & Components
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...
View Valves & Components Products


