Katech Gen V LT1/LT4/LT5 Wet Sump Oil Pump

Katech Gen V LT1, LT4 & LT5 Wet Sump Oil Pump

Precision Engineered. Race Proven. Built For Reliability

The Katech Gen V LT1, LT4 & LT5 Wet Sump Oil Pump is designed as a direct replacement for factory wet sump oil pumps, delivering reliable oil pressure and long-term durability in high-performance street applications. This pump replaces the factory powdered metal gear with a precision-machined 4140 billet steel gear, significantly improving strength under increased load and RPM.

Built around the OEM-style crank-driven internal oil pump design, this unit integrates seamlessly with the Gen V LT oiling system architecture while maintaining OEM oil pressure characteristics and control. Each pump is supplied as a brand new assembly with no core required and installs without the need for tuning.

Key Features

• Brand New Pump, No Core Required
• 4140 Billet Steel Oil Pump Gear Upgrade
• Eliminates Factory Powdered Metal Gear
• Maintains OEM Oil Pressure and Control
• Internal Crank-Driven Oil Pump Design
• Direct Replacement for Gen V LT Wet Sump Systems
• No Tuning Required
• Engineered For Gen V LT Oiling System Architecture
• Designed For High-Performance Street and Moderate Track Use
• Proudly Engineered, Manufactured and Assembled by Katech Engineering in Clinton Township, Michigan, USA.

Vehicle & Engine Fitment

Chevrolet

• 2014–2019 Chevrolet Corvette Stingray with LT1 6.2L 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

Engine Applications

• Gen V LT1 6.2L Engines with a Wet Sump Oiling System
• Gen V LT4 6.2L Engines with a Wet Sump Oiling System
• Gen V LT5 6.2L Engines Converted to a Wet Sump Oiling System

Important Fitment Notes

• Verify the engine code and oiling system before ordering. Vehicle model and model year alone do not confirm fitment.
• Designed for Gen V LT wet sump oiling systems.
• Not compatible with factory dry sump Corvette applications, including the Corvette Z06 and 2019 Corvette ZR1.
• LT5 fitment is limited to engines converted from the factory dry sump system to a compatible wet sump configuration.
• Cadillac CT5-V Blackwing and Cadillac Escalade-V applications equipped with a factory-doweled oil pump require the Katech Gen V L87 & L8T Wet Sump Oil Pump (KAT-A7734).

Why Choose Katech Engineering

Since 1977, Katech Engineering has developed race-proven engines and precision-machined components for championship-winning motorsports programs and high-performance street applications. Every oil pump is engineered with the same focus on durability, fitment, and performance that defines Katech across endurance racing and premium GM performance platforms.

For Gen V LT builds where oil control and reliability are critical, this pump delivers a proven upgrade while maintaining factory functionality and integration.