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Choose your Engine for your 1990 GMC C3500

8 Cyl 5.7L 8 Cyl 6.2L 8 Cyl 7.4L

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Rectangle Port Shape; Port Dimensions W-1.75 in. x H-2.50 in.; Hi-Performance Only
Intake Gasket; Rectangle Port Shape; Port Dimensions W-1.75 in. x H-2.50 in.; Hi-Performance Only;
Intake Gasket
Product Attributes:
- WARNING CA Proposition 65: No
- Port Shape: Rectangle
- Engine Make/Size: Chevrolet Big Block Mark Iv
- Package Type: Retail
- Port Size: 1.750 In. X 2.500 In.
Features:
- Forms An Airtight Leak Proof Seal
- Precision Die Cut For Excellent Seal And Fit
Mr. Gasket Performance Intake Gaskets are manufactured from cellulose/nitrile composition gasket material. This is a low density material that conforms well to irregular surfaces and has very good crush resistance at high flange pressures. They provide excellent sealing and durability as the material is designed for sealing gasoline, oils, water and coolant in applications up to 350 degrees Fahrenheit. While die-cut for an excellent fit, they can be trimmed if necessary for modified port applications. Comes complete with front & rear manifold end seals. For original equipment replacement, high performance street, drag race and oval track.

Additional Fitment Information:

Vehicle	Block	CC	Engine	CID
1990 - GMC C3500	V	-	8 Cyl 7.4L	454

Rectangle Port Shape; Port Dimensions W-1.75 in. x H-2.50 in.; Hi-Performance Only
Intake Gasket; Rectangle Port Shape; Port Dimensions W-1.75 in. x H-2.50 in.; Hi-Performance Only;
Intake Gasket
Product Attributes:
- WARNING CA Proposition 65: No
- Port Shape: Rectangle
- Engine Make/Size: Chevrolet Big Block Mark Iv
- Package Type: Retail
- Port Size: 1.750 In. X 2.500 In.
Features:
- Forms An Airtight Leak Proof Seal
- Precision Die Cut For Excellent Seal And Fit
Mr. Gasket Performance Intake Gaskets are manufactured from cellulose/nitrile composition gasket material. This is a low density material that conforms well to irregular surfaces and has very good crush resistance at high flange pressures. They provide excellent sealing and durability as the material is designed for sealing gasoline, oils, water and coolant in applications up to 350 degrees Fahrenheit. While die-cut for an excellent fit, they can be trimmed if necessary for modified port applications. Comes complete with front & rear manifold end seals. For original equipment replacement, high performance street, drag race and oval track.