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Ultra-Seal Valve Cover Gasket Big Block Chevy Thick | MRG5863
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Mr Gasket

Ultra-Seal Valve Cover Gasket Big Block Chevy Thick | MRG5863

Part #MRG5863
$62.93

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These are high quality gaskets that works well on those hard to seal applications. The low density fiber & rubber blend gasket material seals those minor head imperfections with a low clamp force. At .312 inch, the extra thickness can also offer slightly more clearance for roller rockers. Ideal for all those high performance applications where you take the valve covers off and on a lot, and sticking is a problem.

Fits all 1965-2000 Chevy Big Blocks: 366,396,402,427,454 including GM (General Motors) Gen VI Crate Engines like the 502 and 572.
  • These Are A Cork Rubber Blend
  • Extra Thick 5/16 In Creates Positive Seal
  • Also Available In Standard Thickness
  • For OE Replacement And High Performance Apps
BrandMr Gasket
Product Dimensions 1.27 x 22.10 x 72.39 inches
Manufacturer Part Number5863

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