Katech LS9 2.165" Titanium Molybdenum Intake Replacement Valve

Katech LS9 2.165" Titanium Molybdenum Intake Replacement Valve

Individual Titanium Intake Valve for Compatible LS9 Cylinder Heads with Bronze Guides.

The Katech LS9 2.165" Titanium Molybdenum Intake Replacement Valve features lightweight titanium construction, Chrome Nitride coating, and a back-cut stem with molybdenum coating. It provides an individual service component for compatible LS9 intake valvetrain assemblies.

Application Requirements: Use with bronze valve guides only. The design updated in 2023 retains factory lash cap compatibility.

Features & Benefits

• Lightweight Titanium Construction
• Chrome Nitride Coating
• Back-Cut Stem with Molybdenum Coating
• Individual Replacement Component for Compatible LS9 Intake Applications

Technical Specifications

• Product Type: Replacement Intake Valve
• Engine Application: GM LS9 with Compatible Cylinder Heads
• Head Diameter: 2.165 Inches
• Material: Titanium Alloy
• Valve Weight: 81.8 Grams
• Coatings: Chrome Nitride and Molybdenum Stem Coating
• Lash Cap Configuration: Retains Factory Lash Cap Compatibility

What's Included

• One Intake Replacement Valve — Sold Individually

Lash caps, valve guides, seals, springs, retainers, and valve locks are not included.

Vehicle & Engine Fitment

Chevrolet:

• 2009–2013 Chevrolet C6 Corvette ZR1 with LS9 Engine

Also suitable for custom LS9 builds using compatible cylinder heads, bronze guides, and supporting valvetrain components. Confirm that the replacement matches the existing valve configuration before ordering.

Installation & Compatibility Notes

• Use with Bronze Valve Guides Only
• Inspect Lash Caps for Wear and Verify Correct Fit
• Verify Valve Dimensions and Valve Seat Compatibility
• Check Valve Guide Clearance for the Selected Valve Material and Coatings
• Confirm Valve Lock, Retainer, and Valve Seal Compatibility
• Check Spring Installed Height and Spring Pressures
• Verify Coil Bind and Retainer-to-Seal Clearance at Maximum Valve Lift
• Check Piston-to-Valve Clearance

Why Choose Katech

The Katech LS9 2.165" Titanium Molybdenum Intake Replacement Valve supports individual service needs in a compatible LS9 cylinder head package. Its specified diameter, weight, coatings, and lash cap configuration help builders match the valve to the existing assembly.

For LS9 intake valve, bronze guide, and lash cap compatibility questions, contact Katech Technical Sales at 586-791-4120.