Mr. Gasket MRG-5788G Ultra-Seal Head Gasket

MRG-5788G Mr. Gasket Ultra-Seal Head Gasket

Fits 1963-1976 Oldsmobile 330-455 V8 – 4.230 Inch Gasket Bore

Features:

• Five layer (graphite core/perforated steel outer layers) composite construction
• For high performance street, drag race and oval track use
• Will not brinell (indent) aluminum cylinder heads
• Coated with high temperature silicone to ensure sealing of engine fluids
• Provides excellent stability, compressibility and high temperature endurance
• Graphite core has excellent thermo-conductivity-transfers heat away from hot spots in head preventing gasket burn-out

Mr. Gasket Ultra-Seal Head Gaskets are a five layer (graphite core/perforated steel outer layers) composite construction. The graphite core has excellent thermoconductivity (transfers heat) away from hot spots in head preventing gasket burn-out. They provide excellent stability, compressibility and high temperature endurance. A high temperature silicone coating ensures sealing of engine fluids. Compatible with cast iron or aluminum heads, they will not brinell (indent) aluminum cylinder heads. Suitable for high performance street, drag race and oval track use. Sold individually.

Gasket Bore 4.230 inch, Compressed thickness 0.038 inch

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