Katech LT1/LT4/LT5 1.600" Titanium Molybdenum Exhaust Valve

Katech LT1/LT4/LT5 1.600" Titanium Exhaust Valve

Lightweight Titanium Exhaust Valve Designed for LT Applications Using LT1-Length Valve and Spring Configurations

The Katech LT Titanium Exhaust Valve is designed for LT cylinder head applications requiring a lightweight exhaust valve with LT1 length for increased installed height. Manufactured from titanium and finished with a Chrome Nitride coating and Molybdenum stem coating, this valve is built for high-performance valvetrain combinations using LT1 valve spring kits.

Each valve features a Chrome Nitride coating and Molybdenum stem coating to provide enhanced wear resistance and durability.

This valve features a 1.600" head diameter, an 8mm stem, and LT1 length to provide increased installed height. The non-steel tip design requires a lash cap, the same as stock.

Key Features

• 1.600" Exhaust Valve Head Diameter
• 8mm Valve Stem Diameter
• LT1 Length for Increased Installed Height
• Lightweight Titanium Construction
• Chrome Nitride & Molybdenum Coated 
• for Use with LT1 Valve Spring Kits
• Non-Steel Tip Design Requires Lash Cap

Specifications

• Valve Diameter: 1.600"
• Stem Diameter: 8mm
• Material: Titanium
• Coating: Chrome Nitride and Molybdenum
• Valve Length: LT1 Length
• Valve Weight: 62.4g

Vehicle & Engine Fitment

Vehicle Applications

Chevrolet

• 2014–2019 Chevrolet C7 Corvette Stingray with LT1 6.2L Engine
• 2017–2019 Chevrolet C7 Corvette Grand Sport with LT1 6.2L Engine
• 2020–Present Chevrolet C8 Corvette Stingray with LT2 6.2L Engine
• 2015–2019 Chevrolet Corvette Z06 with LT4 6.2L Supercharged Engine
• 2019 Chevrolet Corvette ZR1 with LT5 6.2L Supercharged Engine
• 2016–2024 Chevrolet Camaro SS with LT1 6.2L Engine
• 2017–2024 Chevrolet Camaro ZL1 with LT4 6.2L Supercharged Engine

Cadillac

• 2016–2019 Cadillac CTS-V with LT4 6.2L Supercharged Engine
• 2022–Present Cadillac CT5-V Blackwing with LT4 6.2L Supercharged Engine

Engine Applications

• GM Gen V LT1 Engines Equipped with Compatible LT Cylinder Heads
• GM Gen V LT2 Engines Equipped with Compatible LT Cylinder Heads
• GM Gen V LT4 Engines Equipped with Compatible LT Cylinder Heads
• GM Gen V LT5 Engines Equipped with Compatible LT Cylinder Heads
• Custom Gen V LT Performance Engine Builds Utilizing Compatible LT Cylinder Heads

Important Fitment Notes

• The Vehicle Applications Listed Above Are Representative and Are Not a Complete Fitment List
• Designed for LT Applications Utilizing LT1-Length Exhaust Valves and LT1 Valve Spring Configurations
• Designed as a Direct Replacement 1.600-Inch Titanium Exhaust Valve for Compatible LT Cylinder Heads
• Requires a Lash Cap, Matching the Factory LT Valve Configuration
• Verify Valve Diameter, Valve Length, Valve Guide Material, Installed Height, Valve Spring Package, Valve Seal Compatibility, and Valve-to-Piston Clearance Before Assembly
• Professional Cylinder Head Machining and Assembly Are Recommended

Why Choose Katech

Katech valvetrain components are developed with the precision, material quality, and engineering focus expected from a company with a long legacy in high-performance GM engine development. This LT titanium exhaust valve reflects that approach with application-specific geometry, premium materials, and the details required for serious performance valvetrain combinations.

Since 1977, Katech has built a reputation for delivering advanced GM performance components trusted by enthusiasts, engine builders, and racers alike. That legacy is carried into every component, including valvetrain parts engineered to meet the demands of high-level street and race applications.