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Mr. Gasket Header Install Kit, Ultra-Seal 7665G

Mr. Gasket Header Install Kit, Ultra-Seal 7665G
$87.99 ea
NEWOut of stock with our supplier as of 03/15/2024
Model: 4012279
Select a Vehicle or refer to the Vehicle Fitment Tab below to verify that this part fits your vehicle.
STANDARD
DELIVERY
STORE PICKUP
[More Info]
Header Installation Kit - Pontiac V8 1964-1979 326-455 D-Port Port Center. Includes gaskets and fasteners necessary for header installation. Made using premium Ultra-Seal exhaust and collector gaskets. Mr. Gasket header and collector bolts deliver necessary clamp-load to seal flange mating surfaces.
Features:
  • Oval / "D" Ports
  • Port Size 1.55" x 1.94"
  • (2) Sets of Collector Gaskets 3.00" & 3-1/2"
  • Includes Header & Collector Bolts

Videos:

Vehicle Fitment:

The Vehicle Fitment Guide is to be used as a general reference. The data has been provided by our suppliers and manufacturers and may contain errors or incorrect data. Always refer to a professional to verify correct fitment for your vehicle.
Make Model Years Engine Fitment Notes
Pontiac GTO 1964 6.4L / 389 / V8 HEADER INSTALL KIT; INCL. HEADER EXHAUST/COLLECTOR FLANGE GASKET/HEADER AND COLLECTOR FLANGE BOLTS; OVAL PORT;
Pontiac GTO 1965 6.4L / 389 / V8 HEADER INSTALL KIT; INCL. HEADER EXHAUST/COLLECTOR FLANGE GASKET/HEADER AND COLLECTOR FLANGE BOLTS; OVAL PORT;
Pontiac GTO 1966 6.4L / 389 / V8 HEADER INSTALL KIT; INCL. HEADER EXHAUST/COLLECTOR FLANGE GASKET/HEADER AND COLLECTOR FLANGE BOLTS; OVAL PORT;
Pontiac GTO 1967 6.6L / 400 / V8 HEADER INSTALL KIT; INCL. HEADER EXHAUST/COLLECTOR FLANGE GASKET/HEADER AND COLLECTOR FLANGE BOLTS; OVAL PORT;
Pontiac GTO 1968 6.6L / 400 / V8 HEADER INSTALL KIT; INCL. HEADER EXHAUST/COLLECTOR FLANGE GASKET/HEADER AND COLLECTOR FLANGE BOLTS; OVAL PORT;
Pontiac GTO 1969 6.6L / 400 / V8 HEADER INSTALL KIT; INCL. HEADER EXHAUST/COLLECTOR FLANGE GASKET/HEADER AND COLLECTOR FLANGE BOLTS; OVAL PORT;
Pontiac GTO 1970 7.5L / 455 / V8
6.6L / 400 / V8		 HEADER INSTALL KIT; INCL. HEADER EXHAUST/COLLECTOR FLANGE GASKET/HEADER AND COLLECTOR FLANGE BOLTS; OVAL PORT;
Pontiac GTO 1971 7.5L / 455 / V8
6.6L / 400 / V8		 HEADER INSTALL KIT; INCL. HEADER EXHAUST/COLLECTOR FLANGE GASKET/HEADER AND COLLECTOR FLANGE BOLTS; OVAL PORT;
Pontiac GTO 1972 7.5L / 455 / V8
6.6L / 400 / V8		 HEADER INSTALL KIT; INCL. HEADER EXHAUST/COLLECTOR FLANGE GASKET/HEADER AND COLLECTOR FLANGE BOLTS; OVAL PORT;
Pontiac GTO 1973 7.5L / 455 / V8
6.6L / 400 / V8		 HEADER INSTALL KIT; INCL. HEADER EXHAUST/COLLECTOR FLANGE GASKET/HEADER AND COLLECTOR FLANGE BOLTS; OVAL PORT;
Pontiac Grand Prix 1964 6.4L / 389 / V8
6.9L / 421 / V8		 HEADER INSTALL KIT; INCL. HEADER EXHAUST/COLLECTOR FLANGE GASKET/HEADER AND COLLECTOR FLANGE BOLTS; OVAL PORT;
Pontiac Grand Prix 1965 6.4L / 389 / V8
6.9L / 421 / V8		 HEADER INSTALL KIT; INCL. HEADER EXHAUST/COLLECTOR FLANGE GASKET/HEADER AND COLLECTOR FLANGE BOLTS; OVAL PORT;
Pontiac Grand Prix 1966 6.4L / 389 / V8
6.9L / 421 / V8		 HEADER INSTALL KIT; INCL. HEADER EXHAUST/COLLECTOR FLANGE GASKET/HEADER AND COLLECTOR FLANGE BOLTS; OVAL PORT;
Pontiac Grand Prix 1967 7.0L / 428 / V8
6.6L / 400 / V8		 HEADER INSTALL KIT; INCL. HEADER EXHAUST/COLLECTOR FLANGE GASKET/HEADER AND COLLECTOR FLANGE BOLTS; OVAL PORT;
Pontiac Grand Prix 1968 7.0L / 428 / V8
6.6L / 400 / V8		 HEADER INSTALL KIT; INCL. HEADER EXHAUST/COLLECTOR FLANGE GASKET/HEADER AND COLLECTOR FLANGE BOLTS; OVAL PORT;
Pontiac Grand Prix 1969 7.0L / 428 / V8
6.6L / 400 / V8		 HEADER INSTALL KIT; INCL. HEADER EXHAUST/COLLECTOR FLANGE GASKET/HEADER AND COLLECTOR FLANGE BOLTS; OVAL PORT;
Pontiac Grand Prix 1970 7.5L / 455 / V8
6.6L / 400 / V8		 HEADER INSTALL KIT; INCL. HEADER EXHAUST/COLLECTOR FLANGE GASKET/HEADER AND COLLECTOR FLANGE BOLTS; OVAL PORT;
Pontiac Grand Prix 1971 7.5L / 455 / V8
6.6L / 400 / V8		 HEADER INSTALL KIT; INCL. HEADER EXHAUST/COLLECTOR FLANGE GASKET/HEADER AND COLLECTOR FLANGE BOLTS; OVAL PORT;
Pontiac Grand Prix 1972 7.5L / 455 / V8
6.6L / 400 / V8		 HEADER INSTALL KIT; INCL. HEADER EXHAUST/COLLECTOR FLANGE GASKET/HEADER AND COLLECTOR FLANGE BOLTS; OVAL PORT;
Pontiac Grand Prix 1973 7.5L / 455 / V8
6.6L / 400 / V8		 HEADER INSTALL KIT; INCL. HEADER EXHAUST/COLLECTOR FLANGE GASKET/HEADER AND COLLECTOR FLANGE BOLTS; OVAL PORT;
Pontiac Grand Prix 1974 7.5L / 455 / V8
6.6L / 400 / V8		 HEADER INSTALL KIT; INCL. HEADER EXHAUST/COLLECTOR FLANGE GASKET/HEADER AND COLLECTOR FLANGE BOLTS; OVAL PORT;
Pontiac Grand Prix 1975 7.5L / 455 / V8
6.6L / 400 / V8		 HEADER INSTALL KIT; INCL. HEADER EXHAUST/COLLECTOR FLANGE GASKET/HEADER AND COLLECTOR FLANGE BOLTS; OVAL PORT;
Pontiac Grand Prix 1976 5.7L / 350 / V8
7.5L / 455 / V8
6.6L / 400 / V8		 HEADER INSTALL KIT; INCL. HEADER EXHAUST/COLLECTOR FLANGE GASKET/HEADER AND COLLECTOR FLANGE BOLTS; OVAL PORT;
Pontiac Grand Prix 1977 5.7L / 350 / V8
6.6L / 400 / V8		 HEADER INSTALL KIT; INCL. HEADER EXHAUST/COLLECTOR FLANGE GASKET/HEADER AND COLLECTOR FLANGE BOLTS; OVAL PORT;
Pontiac LeMans 1964 5.3L / 326 / V8 HEADER INSTALL KIT; INCL. HEADER EXHAUST/COLLECTOR FLANGE GASKET/HEADER AND COLLECTOR FLANGE BOLTS; OVAL PORT;
Pontiac LeMans 1965 5.3L / 326 / V8 HEADER INSTALL KIT; INCL. HEADER EXHAUST/COLLECTOR FLANGE GASKET/HEADER AND COLLECTOR FLANGE BOLTS; OVAL PORT;
Pontiac LeMans 1966 5.3L / 326 / V8 HEADER INSTALL KIT; INCL. HEADER EXHAUST/COLLECTOR FLANGE GASKET/HEADER AND COLLECTOR FLANGE BOLTS; OVAL PORT;
Pontiac LeMans 1967 5.3L / 326 / V8 HEADER INSTALL KIT; INCL. HEADER EXHAUST/COLLECTOR FLANGE GASKET/HEADER AND COLLECTOR FLANGE BOLTS; OVAL PORT;
Pontiac LeMans 1968 5.7L / 350 / V8
6.6L / 400 / V8		 HEADER INSTALL KIT; INCL. HEADER EXHAUST/COLLECTOR FLANGE GASKET/HEADER AND COLLECTOR FLANGE BOLTS; OVAL PORT;
Pontiac LeMans 1969 5.7L / 350 / V8
6.6L / 400 / V8		 HEADER INSTALL KIT; INCL. HEADER EXHAUST/COLLECTOR FLANGE GASKET/HEADER AND COLLECTOR FLANGE BOLTS; OVAL PORT;
Pontiac LeMans 1970 7.5L / 455 / V8
5.7L / 350 / V8
6.6L / 400 / V8		 HEADER INSTALL KIT; INCL. HEADER EXHAUST/COLLECTOR FLANGE GASKET/HEADER AND COLLECTOR FLANGE BOLTS; OVAL PORT;
Pontiac LeMans 1971 7.5L / 455 / V8
5.7L / 350 / V8
6.6L / 400 / V8		 HEADER INSTALL KIT; INCL. HEADER EXHAUST/COLLECTOR FLANGE GASKET/HEADER AND COLLECTOR FLANGE BOLTS; OVAL PORT;
Pontiac LeMans 1972 7.5L / 455 / V8
5.7L / 350 / V8
6.6L / 400 / V8		 HEADER INSTALL KIT; INCL. HEADER EXHAUST/COLLECTOR FLANGE GASKET/HEADER AND COLLECTOR FLANGE BOLTS; OVAL PORT;
Pontiac LeMans 1973 7.5L / 455 / V8
5.7L / 350 / V8
6.6L / 400 / V8		 HEADER INSTALL KIT; INCL. HEADER EXHAUST/COLLECTOR FLANGE GASKET/HEADER AND COLLECTOR FLANGE BOLTS; OVAL PORT;
Pontiac LeMans 1974 7.5L / 455 / V8
5.7L / 350 / V8
6.6L / 400 / V8		 HEADER INSTALL KIT; INCL. HEADER EXHAUST/COLLECTOR FLANGE GASKET/HEADER AND COLLECTOR FLANGE BOLTS; OVAL PORT;
Pontiac LeMans 1975 5.7L / 350 / V8
6.6L / 400 / V8		 HEADER INSTALL KIT; INCL. HEADER EXHAUST/COLLECTOR FLANGE GASKET/HEADER AND COLLECTOR FLANGE BOLTS; OVAL PORT;
Pontiac LeMans 1976 7.5L / 455 / V8
5.7L / 350 / V8
6.6L / 400 / V8		 HEADER INSTALL KIT; INCL. HEADER EXHAUST/COLLECTOR FLANGE GASKET/HEADER AND COLLECTOR FLANGE BOLTS; OVAL PORT;
Pontiac LeMans 1977 5.7L / 350 / V8
6.6L / 400 / V8		 HEADER INSTALL KIT; INCL. HEADER EXHAUST/COLLECTOR FLANGE GASKET/HEADER AND COLLECTOR FLANGE BOLTS; OVAL PORT;
Pontiac Tempest 1964 5.3L / 326 / V8 HEADER INSTALL KIT; INCL. HEADER EXHAUST/COLLECTOR FLANGE GASKET/HEADER AND COLLECTOR FLANGE BOLTS; OVAL PORT;
Pontiac Tempest 1965 5.3L / 326 / V8 HEADER INSTALL KIT; INCL. HEADER EXHAUST/COLLECTOR FLANGE GASKET/HEADER AND COLLECTOR FLANGE BOLTS; OVAL PORT;
Pontiac Tempest 1966 5.3L / 326 / V8 HEADER INSTALL KIT; INCL. HEADER EXHAUST/COLLECTOR FLANGE GASKET/HEADER AND COLLECTOR FLANGE BOLTS; OVAL PORT;
Pontiac Tempest 1967 5.3L / 326 / V8 HEADER INSTALL KIT; INCL. HEADER EXHAUST/COLLECTOR FLANGE GASKET/HEADER AND COLLECTOR FLANGE BOLTS; OVAL PORT;
Pontiac Tempest 1968 6.6L / 400 / V8
5.7L / 350 / V8		 HEADER INSTALL KIT; INCL. HEADER EXHAUST/COLLECTOR FLANGE GASKET/HEADER AND COLLECTOR FLANGE BOLTS; OVAL PORT;
Pontiac Tempest 1969 6.6L / 400 / V8 HEADER INSTALL KIT; INCL. HEADER EXHAUST/COLLECTOR FLANGE GASKET/HEADER AND COLLECTOR FLANGE BOLTS; OVAL PORT;
Pontiac Tempest 1970 6.6L / 400 / V8
5.7L / 350 / V8		 HEADER INSTALL KIT; INCL. HEADER EXHAUST/COLLECTOR FLANGE GASKET/HEADER AND COLLECTOR FLANGE BOLTS; OVAL PORT;

Specifications:

Collector Gaskets Included Yes
Emission Code 5
Engine Pontiac V8
Gasket Line Ultra-Seal
Material Ultra-seal
Part Type Exhaust Header Gasket
Port Shape Oval / D
Port Size 1.55" x 1.94"
Product Type Header Install Kit
Proposition 65 www.P65Warnings.ca.gov
Thickness .062"
Warranty Limited 90 Day Warranty TX, Limited 90 Day Warranty
Weight 1.7500

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