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Katech Gen V LT Billet Thermostat Restrictor

Part # KAT-7535
$99.99
Out of stock at the manufacturer This item will be handled as a special order and can't be cancelled once placed. We'll email you the lead time as soon as Katech confirms it.Special orderNon-cancellable
Katech Gen V LT Billet Thermostat Restrictor
Katech Gen V LT Billet Thermostat Restrictor
$99.99

Katech Gen V LT Billet Thermostat Restrictor

Billet Aluminum Water Restrictor for Compatible Gen V LT Race Engine Applications.

The Katech Gen V LT Billet Thermostat Restrictor replaces the thermostat with a fixed water restrictor in compatible 2014+ Gen V LT engines equipped with the stock plastic thermostat housing.

Race Use Only: Designed for off-road race cars. This component replaces the thermostat's temperature-regulating function.


Features & Benefits

  • Replaces the Thermostat with a Water Restrictor
  • Billet Aluminum Construction
  • Designed for the Stock Plastic Thermostat Housing
  • Intended for Off-Road Racing Applications Only
  • Proudly Engineered and Manufactured by Katech Engineering in Clinton Township, Michigan, USA

Proudly Made in America


Technical Specifications

  • Product Type: Thermostat Replacement Water Restrictor
  • Material: Billet Aluminum
  • Engine Application: Compatible 2014+ Gen V LT Engines
  • Housing Compatibility: Stock Plastic Thermostat Housing Only

What's Included

  • One Billet Thermostat Restrictor

Thermostat housing is not included.


Fitment & Installation Notes

Confirm the engine uses the specified stock plastic thermostat housing before ordering. Engine generation and model year alone do not establish compatibility.

  • Not Intended for Street-Driven Vehicles
  • Verify Fit with the Existing Thermostat Housing
  • Inspect Housing and Sealing Components During Installation
  • Check for Coolant Leaks After Assembly
  • Monitor Coolant Temperature During Race Operation

Why Choose Katech

The Katech Gen V LT Billet Thermostat Restrictor provides an alternative to the thermostat for race builds that require a water restrictor. Select it as part of the complete cooling system configuration.


For housing compatibility and race cooling system questions, contact .

Prop 65 Warning

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