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SKU: 12345-8 | UPC: 807298086095
Manley Chevrolet LT1 6.2L 1.590in Head Diameter Race Master Exhaust Valves (Set of 8) 2014-2023
Manley Race Master exhaust valves deliver race-proven durability for Chevrolet LT1 6.2L engines in Corvette Stingray and Camaro SS models. These one-piece forged valves feature 1.590 inch head diameter and suit high-revving builds up to 8000 RPM in bracket drag and oval track applications. Replace stock valves with this set of 8 for improved flow and heat resistance in performance heads.
Key Features
- Race Series Engineering: Built for bracket drag and oval track racing with operation under 8000 RPM
- 1.590 Inch Head Diameter: Matches LT1 cylinder head ports for unrestricted exhaust flow
- Hollow Stem Design: Reduces valve weight by up to 30 percent to minimize reciprocating mass
- 23-8N Stainless Steel: Provides high-temperature strength and corrosion resistance
- Swirl Polished Finish: Enhances airflow and reduces valve train wear
Product Notes
- Verify valve stem clearance during installation
- Pair with compatible valve springs for high-RPM use
- Ships in protective packaging to prevent damage
Installation Notes
- Professional installation recommended.
- Requires LT1 head disassembly and valve guide machining if upgrading springs
- Compatible with stock LT1 heads or aftermarket LT1-specific heads
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2014-2019 | Chevrolet | Corvette | Stingray LT1 6.2L |
| 2016-2023 | Chevrolet | Camaro | SS LT1 6.2L |
| 2014-2017 | Chevrolet | SS | LT1 6.2L |
Why Choose Manley?
- Decades of racing heritage in valvetrain components
- Strict quality control from forging to finishing
- Precision tolerances for reliable high-RPM performance
Frequently Asked Questions
-
Q: Will these fit my 2016 Camaro SS LT1?
A: Yes fits 2016-2023 Chevrolet Camaro SS with 6.2L LT1 engine perfectly -
Q: What material are the valves made from?
A: Constructed from 23-8N stainless steel for superior heat and fatigue resistance -
Q: What is the warranty on these valves?
A: Manley offers a limited lifetime warranty against manufacturing defects
Shipping & Handling
- Method: UPS Ground or USPS Priority
- Availability: In stock - ships same or next business day
- Packaging: Foam-lined box 8 x 6 x 3 inches
- Weight: 1.1 lbs
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