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Top Street Performance

GM LS1, LS6 Neoprene Valley Cover Gasket

GM LS1, LS6 Neoprene Valley Cover Gasket

SKU: SKU: 81047

Regular price $32.58
Sale price $32.58 Regular price $37.03
Shipping calculated at checkout.

In stock

Top Street Performance (TSP) is committed to providing high-quality performance parts while complying with emissions regulations. This product is designed for use on vehicles that comply with federal emissions regulations. It is the customer’s responsibility to verify that this part is legal for use in their state or local jurisdiction. Check with your local emissions authority before purchasing.

Product Details

Features

  • Fits LS1 / LS6 LS valley cover applications for 4.8L, 5.3L, 5.7L, and 6.0L engine combinations with matching gasket pattern
  • Neoprene Rubber/Steel Core construction helps maintain a secure seal between the valley cover and engine block
  • One-piece valley cover gasket supports cleaner service during LS engine refreshes, repairs, and swap builds
  • Verify cover pattern, knock sensor location, and AFM/DOD configuration before installation

Description

LS1 / LS6 Valley Cover Gasket for Reliable LS Engine Sealing

Application-Focused Fitment:This valley cover gasket is built for LS1 / LS6 LS applications and supports 4.8L, 5.3L, 5.7L, and 6.0L engine combinations where the matching valley cover pattern is required.

Leak Prevention:The neoprene rubber/steel core construction seals the valley cover to the engine block to help control oil leaks, crankcase sealing issues, and intake valley contamination during engine refreshes or LS swap work.

Service-Ready Design:Use this gasket when replacing, refinishing, or servicing a compatible LS valley cover. Always confirm knock sensor location, AFM/DOD provisions, and cover style before installation.

Specs

Bolt Hole Quantity10
ColorBlack
ConfigurationOne Piece
Crank Seals IncludedNo
Gasket Style1-Piece
MaterialNeoprene Rubber/Steel Core
Seal MaterialNeoprene
Structure MaterialSteel

Engine Fitment

COMPATIBLE WITH
GM LS SERIES V8 ENGINES
• 4.8L / 293 in³ (LR4, LY2)
• 5.3L / 325 in³ (LM7, L59, L33, LC9, LH6, LY5, LMG)
• 5.7L / 346 in³ (LS1, LS6)
• 6.0L / 364 in³ (LQ4, LQ9, LY6, L76, L96)

COMMON VEHICLE APPLICATIONS
Chevrolet Silverado / GMC Sierra (LS equipped)
Chevrolet Camaro / Corvette (LS equipped)
Chevrolet Tahoe / Suburban / Yukon (LS equipped)
Pontiac GTO / G8 (LS equipped)

NOTES
Verify LS1/LS6-style valley cover gasket pattern, gasket shape, knock sensor location, and AFM/DOD configuration before installation.

Q&A

What applications is this bracket compatible with?
This bracket is designed for COMPATIBLE WITH, CHEVROLET SMALL BLOCK V8 GEN. III/IV (LS BASED), 4.8 L / 293 in3, 5.3 L / 325 in3, 5.7 L / 346 in3 commonly referred to as 350, 6.0 L / 364 in3, NOTES:, Will fit LS1 and LS6 engines., No knock sensor or displacement on demand provisions..


Will this bracket fit my setup?
This bracket is intended for GM LS applications and should match your engine accessories and mounting configuration.


What does this bracket do?
This bracket is used to mount and secure engine accessories such as alternators, power steering pumps, or other components.


What material is this bracket made from?
This bracket is made from neoprene rubber/steel core, providing strength and durability.


What finish does this bracket have?
This bracket features a black finish, which enhances appearance and corrosion resistance.


Do I need to align accessories when installing this bracket?
Yes, proper alignment is critical to ensure correct belt tracking and accessory operation.


Do I need hardware for installation?
You may need bolts or spacers depending on your setup.


Will this bracket work with aftermarket accessories?
Yes, many brackets are designed to support aftermarket and performance accessory setups when properly matched.


Is this a good upgrade over stock brackets?
Yes, aftermarket brackets can improve fitment, durability, and engine bay appearance.


Do I need to verify compatibility before installation?
Yes, brackets must match your engine, accessories, and belt system for proper fitment.


Can this bracket be used in performance or custom builds?
Yes, brackets are commonly used in performance and custom engine builds.

Emissions Notice

This product does not affect vehicle emissions and is not subject to emissions compliance regulations.