Mr Gasket Ultra-Seal Header Gaskets for Pontiac

Mfg Part #

5920

NP#

MRG5920

Brand

Fitment Note

ULTRA SEAL; EXHAUST GASKET SET; OPEN CENTER PORT; PORT DIMENSIONS W-1.46 IN. X H-1.93 IN.

Fits 1965 to 1976 Pontiac Bonneville, Catalina, Executive and 12 more models. See every vehicle

• Manufactured from high-temperature steel core/graphite faced exhaust material
• Expanded steel core provides stability and maximum torque retention to eliminate gasket failure
• Graphite impregnated facing provides excellent heat resistance and thermal conductivity to transfer heat away from the cylinder head
• Conforms to and seals minor surface irregularities
• Can be trimmed if necessary for modified port applications
• For OE replacement, high performance street, drag race and oval track use