Mr. Gasket

Thermostat Gasket Bulk Packaged 1965-1990 Chevrolet 396-454 Big Block Chevrolet
1955-1990 Chevrolet 262-400 Small Block
1979-1992 Mopar 318-360 LA Small Block
1992-2003 Mopar 3.9L/5.2L/5.9L Magnum Mr Gasket

$197.85

SKU: M00S 740

In Stock
In Stock
Ships by Jun 8
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Non-Returnable Item

Description

Part #: 740

Manufactured from a blend of nitrile rubber and fiber for excellent sealing and durability. Precision die cut for application.

Features:

  • This gasket is bulk packaged
  • Made from Cellulose/Nitrile Composition
  • Provides Excellent Sealing and Durability
  • These Gaskets are Die Cut for a Precision Fit
  • Fits Small Block Chevy V8 Engines 1955-'90
  • Fits Big Block Chevy V8 Engines 1965-'90
  • Fits Small Block Chrysler 318/360 1979-'92
  • Fits Small Block Chysler 3.9L/5.2L/5.9L Magnum 1992-'03

1965-1990 Chevrolet 396-454 Big Block Chevrolet
1955-1990 Chevrolet 262-400 Small Block
1979-1992 Mopar 318-360 LA Small Block
1992-2003 Mopar 3.9L/5.2L/5.9L Magnum

Fitment

Fitment Guaranteed

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Log your build in the MOTORMIA app and we’ll guarantee this part fits your exact setup — or your money back, return shipping covered.

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Specifications

BrandMr. Gasket
Part NumberM00S 740

Buy with Confidence

Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

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