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Bolts installed on GM LS valve cover
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ARP Valve Cover Stainless Steel 1/4in x 20 Hex Bolt Kit (14/pkg)

ARP
ARP400-7508
672036013554
Hardware Kits - Other
Out of stock
$ 31.83

SKU: 400-7508   |   UPC: 672036013554

ARP Valve Cover Stainless Steel 1/4 Inch by 20 Hex Bolt Kit 14 Pieces

The ARP 400-7508 Valve Cover Stainless Steel 1/4 Inch by 20 Hex Bolt Kit is the best high strength fastener upgrade for engines with cast aluminum valve covers. This 14-piece kit includes premium grade stainless steel hex bolts designed to replace factory bolts that commonly strip aluminum threads. Manufactured to ARP exacting standards with polished hex heads and precision rolled threads, these bolts provide superior clamping force, corrosion resistance, and a clean professional appearance while preventing oil leaks and allowing higher torque values for secure valve cover sealing.

Key Features

  • Stainless Steel Construction: Superior corrosion resistance and strength compared to stock bolts
  • 1/4 Inch by 20 Thread: Precision rolled threads for maximum strength and perfect fit
  • Hex Head Design: Allows easy installation and removal with standard tools
  • 14-Piece Kit: Complete set for both valve covers on most V8 engines
  • Polished Finish: Attractive appearance that enhances engine bay aesthetics
  • ARP Quality: Race proven fasteners trusted by professional engine builders worldwide

Specifications

Specification Detail
Part Number 400-7508
Thread Size 1/4 Inch by 20
Piece Count 14-Piece Kit
Material Stainless Steel
Compatibility Engines with Cast Aluminum Valve Covers (GM LS Series and Similar)
Installation Direct Replacement for Factory Bolts
Country of Origin United States
Warranty Limited Lifetime (ARP)
Shipping Weight Approx. 1 to 2 lbs

What's Included

  • 14 Stainless Steel Hex Valve Cover Bolts
  • Matching Washers (as required)
  • Installation Instructions

Product Notes

  • 14-piece kit services both valve covers on typical V8 engines
  • Eliminates common issues with factory bolts stripping aluminum threads
  • Provides higher and more consistent clamp load for better sealing

Installation Notes

  • Estimated time: 30 to 60 minutes, easy difficulty, basic hand tools required
  • Remove factory bolts, install ARP hex bolts with proper torque sequence
  • Professional installation recommended for best results and proper torque values

This Part Fits

Application Notes
GM LS Series Engines Cast Aluminum Valve Covers (LS1, LS2, LS3, LS6, LS7, LSA, etc.)
Common Chevrolet Camaro, Corvette, Silverado, GMC Sierra, and other GM LS-powered vehicles

Why Choose ARP Stainless Steel Valve Cover Bolt Kit?

  • Premium stainless steel construction offers unmatched strength and corrosion resistance
  • Hex head design makes installation and removal quick and easy
  • Limited lifetime warranty trusted by professional engine builders worldwide

Frequently Asked Questions

  • Q: Will this bolt kit fit my GM LS3 engine?
    A: Yes, ARP 400-7508 fits most GM LS series engines with cast aluminum valve covers.
  • Q: How many bolts are included?
    A: 14-piece kit services both valve covers on a typical V8 engine.
  • Q: Do I need special tools for installation?
    A: Standard socket and torque wrench are sufficient. Follow ARP recommended torque specs.
  • Q: What is the warranty?
    A: Covered by ARP Limited Lifetime Warranty built for performance.

Shipping & Handling

  • Method: UPS / FedEx Ground
  • Availability: In stock ships same or next business day
  • Packaging: Secure protective packaging
  • Weight: Approx. 1 to 2 lbs

Request For Information

Have questions about ARP Valve Cover Stainless Steel 1/4in x 20 Hex Bolt Kit (14/pkg)? Fill out the form below and we'll get back to you by the next business day.
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