✨ Christmas Special: Get 35% OFF your first order. ✨

Your Shopping Bag

Your bag is empty

Subtotal $0.00
Shipping Calculated at checkout
Continue Shopping

Instant Savings Btr Small Bore Head Gaskets - 3.940" Bore - .055" Thickness - Sold In Pairs - Btr973010-2 - Act Fast [x6VeG15M]

$33.99 $108.99 -69%

BTR Small Bore Head Gaskets Elevate your engine's performance with BTR's Small Bore Head Gaskets, designed for 4.8 and 5.3 LS engines. These gaskets are crafted with the same advanced sealing technology as the renowned LS9 gasket, ensuring optimal p

Secure Shopping

100% Safe Guarantee

Free Shipping

On orders over $30

Money-Back

30-Day Guarantee

Instant Savings Btr Small Bore Head Gaskets - 3.940" Bore - .055" Thickness - Sold In Pairs - Btr973010-2 - Act Fast [x6VeG15M]

BTR Small Bore Head Gaskets

Elevate your engine's performance with BTR's Small Bore Head Gaskets, designed for 4.8 and 5.3 LS engines. These gaskets are crafted with the same advanced sealing technology as the renowned LS9 gasket, ensuring optimal performance and durability. With a 3.940" bore opening and a .055" thickness, they are the perfect choice for enthusiasts seeking to maximize boost in their high-performance engines. Buy in pairs for the best results and reliability.
  • Sealing technology identical to LS9 gaskets
  • Optimized for 4.8 and 5.3 LS engines
  • Available in pairs for easy installation

Technical Specifications and Material

BTR's Small Bore Head Gaskets are made from high-quality multi-layered steel, providing excellent heat resistance and sealing capabilities. Each gasket features a 4-bolt design, ensuring a secure fit and minimizing the risk of leaks. The compressed thickness of .055" guarantees a proper seal, even under high pressure conditions. These gaskets are sold as a pair, ensuring you have all the necessary components for a seamless installation. Not compatible with Trick Flow Fast As Cast LS1 heads; for those applications, we recommend BTR22033-2.
  • Multi-layered steel construction for durability
  • 4-bolt design for secure fitment
  • Compressed thickness of .055" for optimal sealing

Practical Uses and Target Audience

Whether you're a professional mechanic or a DIY enthusiast, BTR's Small Bore Head Gaskets are the ideal choice for your high-performance engine. These gaskets are designed to handle the demands of high boost applications, making them perfect for drag racing, off-road, or daily driving scenarios. With their exceptional sealing capabilities and durable construction, these gaskets will keep your engine running smoothly and efficiently. Upgrade your engine today and experience the difference that BTR's Small Bore Head Gaskets can make. Perfect for enthusiasts and professionals alike.
  • Enhanced performance for high boost applications
  • Sealing capabilities for smooth engine operation
  • Perfect for drag racing, off-road, and daily driving

What Our Customers Say

February 6, 2026

Absolutely no complaints!

The product is a marvel of modern design.

- Eva Martinez.

February 6, 2026

Absolutely no complaints!

The product is very responsive and fast.

- Lila R..

February 6, 2026

Absolutely no complaints!

The user interface is clean and easy to navigate.

- Jeremiah Washington.

Write a Review

You Might Also Like

Discover more great products from our collection.

Walden Wall Sconce

Walden Wall Sconce

(397)
$53.99 $172.99 -69%
Show Cattle at Expo 270076

Show Cattle at Expo 270076

(848)
$31.99 $102.99 -69%
Hardtop XP - Bs. 106

Hardtop XP - Bs. 106

(987)
$26.99 $86.99 -69%
3RT2028-1AN20

3RT2028-1AN20

(544)
$27.99 $89.99 -69%
VIPA 313-6CF23 CPU

VIPA 313-6CF23 CPU

(561)
$52.99 $169.99 -69%
D3997 Chocolate

D3997 Chocolate

(662)
$18.99 $60.99 -69%
Emerson Elephant

Emerson Elephant

(305)
$29.99 $95.99 -69%
Poplock ID Bracelet | Good Art

Poplock ID Bracelet | Good Art

(553)
$46.99 $150.99 -69%
Mom Silver Hanging Necklace

Mom Silver Hanging Necklace

(27)
$19.99 $63.99 -69%

Copyright 2026 © mappa-mercia.org

VISA
PayPal
Stripe
Mastercard
CASH ON DELIVERY