• Top Street Performance Chevy Big Block Fuel Pump Block-Off Plate Gasket - for street and performance builds
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Top Street Performance

Chevy Big Block Fuel Pump Block-Off Plate Gasket

Chevy Big Block Fuel Pump Block-Off Plate Gasket

SKU: SP7633

$3.95
$3.95 $4.35
Shipping calculated at checkout.

Low 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

  • Fiber gasket seals the BBC fuel pump block-off plate mounting surface
  • Fits Chevy Big Block V8 Gen. II (Mark IV) — 396, 402, 427, 454 CID
  • Sold individually — for replacement or additional sealing
  • Confirm compatibility with your specific block-off plate before ordering

Description

This fiber gasket seals TSP's Chevy Big Block fuel pump block-off plate against the mounting surface, helping prevent oil seepage at the mounting location. It's sold individually, useful as a replacement gasket or for keeping a spare on hand during installation.

Confirm this gasket matches your specific block-off plate and mounting pattern before ordering.


Applications
Fits Chevrolet Big Block V8 Gen. II (Mark IV) fuel pump block-off plate installations (396, 402, 427, and 454 CID), commonly used in Camaro, Chevelle, Corvette, C/K trucks, and full-size Chevrolet applications running a converted electric fuel pump setup.

Installation
Place between the block-off plate and mounting surface. Verify bolt pattern, fastener length, and sealing surface condition before installation to help prevent oil seepage.

Specs

MaterialFiber
QuantitySold Individually

Engine Fitment

COMPATIBLE WITH
CHEVROLET BIG BLOCK V8 GEN. II (MARK IV)
• 6.5 L / 396 in³
• 6.6 L / 402 in³
• 7.0 L / 427 in³
• 7.4 L / 454 in³

COMMON VEHICLE APPLICATIONS
- Chevrolet Camaro / Chevelle / Corvette applications with Big Block Chevy engines
- Chevrolet C/K truck and full-size Chevrolet big block V8 applications
- Big Block Chevy restoration, replacement, and upgraded carbureted fuel systems

Q&A

What is this gasket used for?
This gasket is designed to seal the fuel pump block-off plate against the engine block, helping prevent oil leaks at the mechanical fuel pump mounting location.

What engines is this compatible with?
This gasket is designed for Chevrolet Gen II Big Block (Mark IV) V8 engines, including 396, 402, 427, and 454 CID applications.

How many gaskets are included?
This gasket is sold individually. Each package includes one gasket.

What material is this gasket made from?
This gasket is manufactured from durable fiber gasket material designed to provide a reliable seal between the block-off plate and the engine block.

Will this fit any block-off plate, or a specific one?
This gasket is designed for compatible Chevrolet Mark IV Big Block fuel pump block-off plates. Verify that your block-off plate uses the same mounting pattern and gasket profile before ordering.

Do I need this if I already have a gasket with my block-off plate?

No. This gasket is intended as a replacement or spare if the original gasket is damaged, worn, lost, or needs to be replaced.

Emissions Notice

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