Rear Main Cover Plate Flange Bolts for LS/LT Engine LS1, LS2, LS3, LSX, LT1, LT2

Rear Main Cover Plate Flange Bolts for LS/LT Engine

This set of rear main cover plate flange bolts secures the rear main cover on LS and LT engine families including LS1, LS2, LS3, LSX, LT1, and LT2, ensuring a leak-free seal and proper crankshaft alignment.

Overview

These rear main cover plate flange bolts are designed specifically for LS/LT engines, providing the correct thread pitch and length to fasten the rear main cover plate. Ideal for engine builders and mechanics working on GM LS-based swaps or factory LT builds, these bolts prevent oil leaks and maintain structural integrity. The set includes all necessary bolts for a complete installation.

Built For Performance

• High-strength steel construction for reliable clamping
• Corrosion-resistant coating for long-term durability
• Precise thread dimensions matching OEM specifications
• Includes bolts for both inner and outer flange positions
• Engineered for repeated torque cycles without stripping

Fits These Machines

• for LS1
• for LS2
• for LS3
• for LSX
• for LT1
• for LT2

On-The-Job Use

• Used during engine rebuilds and performance builds
• Essential for sealing the rear main cover on LS swaps
• Commonly installed on street rods, race cars, and restorations

Good To Know

Q: Are these bolts reusable? A: It is recommended to replace flange bolts with new ones after each removal to maintain proper torque and prevent oil leaks.

Q: Do these bolts fit LT1 and LT2 engines from the Gen V series? A: Yes, these rear main cover bolts are compatible with both Gen III/IV LS engines and Gen V LT1/LT2 engines, though verify your specific block's bolt pattern.

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