Valley Pan Cover Flange Bolts for LS Engines 99-14, Gen III, IV - LS1, LSX, LQ4

Valley Pan Cover Flange Bolts for LS Engines

These flange bolts are designed for securing the valley pan cover on LS engines (Gen III/IV, 1999-2014) including LS1, LSX, and LQ4.

Overview

These valley pan cover flange bolts for LS engines provide a secure hold for the valley pan, preventing oil leaks and ensuring proper sealing. Designed for Gen III and Gen IV LS engines from 1999 to 2014, they are a direct replacement for factory bolts. Perfect for engine builders and mechanics working on LS engine builds or maintenance.

Built For Performance

• High-strength steel construction for reliable clamping force
• Flange head design distributes load evenly to prevent gasket damage
• Correct thread pitch and length for LS valley pan applications
• Corrosion-resistant finish for long service life
• Precise fit for LS1, LSX, LQ4 and other Gen III/IV engines

Fits These Machines

• for LS1
• for LSX
• for LQ4
• for other Gen III/IV LS engines (1999-2014)

On-The-Job Use

• Securing the valley pan cover during engine assembly or rebuild
• Replacing worn or damaged bolts to prevent oil leaks
• Ensuring proper gasket compression on LS engine valley pans
• Used in performance engine builds for reliable sealing

Good To Know

Q: What engines are these bolts compatible with? A: They fit LS Gen III and Gen IV engines from 1999 to 2014, including LS1, LSX, LQ4, and similar variants.

Q: Are these bolts reusable after removal? A: While they can be reused, it is recommended to install new bolts for consistent torque and to prevent thread wear.

Slight variation in finish or dimensions may occur between production runs, and fit can depend on serial number, so confirm compatibility before ordering.