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1978 GMC C15 Suburban

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1978 GMC C15 Suburban Engine Intake Manifold Gasket Parts

Choose your Engine for your 1978 GMC C15 Suburban

8 Cyl 5.0L 8 Cyl 5.7L 8 Cyl 7.4L

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1978 GMC C15 Suburban Engine Intake Manifold Gasket 8 Cyl 7.4L Mr Gasket

Rectangle Port Shape; Port Dimensions W-1.85 in. x H-2.55 in.; Thickness .060 in.
Intake Gasket; Rectangle Port Shape; Port Dimensions W-1.85 in. x H-2.55 in.; Thickness .060 in.;
Intake Gasket
Product Attributes:
- WARNING CA Proposition 65: No
- Port Shape: Rectangle
- Engine Make/Size: Chevrolet Big Block Mark Iv
- Package Type: Retail
- Thickness: 0.060 In.
- Port Size: 1.850 In. X 2.550 In.
Features:
- Made From Cellulose/nitrile Composition Material
- Provides Excellent Sealing And Durability
- Can Be Trimmed If Necessary For Modified Port App
Mr. Gasket Performance Intake Gaskets are manufactured from cellulose/nitrile composition gasket material. They provide excellent sealing and durability. Can be trimmed if necessary for modified port applications. For original equipment replacement, high performance street, drag race and oval track.

This Part Fits the Following OEM/Substitute Numbers:

1251

Additional Fitment Information:

Vehicle	Block	CC	Engine	CID
1978 - GMC C15 Suburban	V	-	8 Cyl 7.4L	454

7 In Stock

$44.70 USD

$53.64 USD


Brand	Mr Gasket
Part #	G12121
Condition	New
Warehouse	B

1978 GMC C15 Suburban Engine Intake Manifold Gasket 8 Cyl 5.0L Mr Gasket

Rectangle Port Shape; Port Dimensions W-1.25 in. x H-2.13 in.; Small Modified Port And Bolt Locations
Ultra Seal Intake Gasket; Rectangle Port Shape; Port Dimensions W-1.25 in. x H-2.13 in.; Small Modified Port And Bolt Locations;
Ultra Seal Intake Gasket
Product Attributes:
- WARNING CA Proposition 65: No
- Port Shape: Rectangle
- Engine Make/Size: Chevrolet Small Block Gen I
- Package Type: Retail
- Thickness: 0.060 In.
- Port Size: 1.250 In. X 2.130 In.
Features:
- Made From Cellulose/nitrile Composition Material
- Provides Excellent Sealing And Durability
- This Gasket Has Silicone Beading On Both Sides
Mr. Gasket Ultra-Seal Intake Manifold Gaskets are manufactured from cellulose/nitrile composition gasket material. Provides excellent sealing and durability. Incorporates Silicone beading around each intake and water outlet port to provide additional sealing strength on both sides of each gasket. No gasket sealer required. For original equipment replacement, high performance street, drag race and oval track use. Includes manifold end seals and distributor gasket.

This Part Fits the Following OEM/Substitute Numbers:

1205

Additional Fitment Information:

Vehicle	Block	CC	Engine	CID
1978 - GMC C15 Suburban	V	-	8 Cyl 5.0L	305

15 In Stock

$49.48 USD

$59.38 USD


Brand	Mr Gasket
Part #	G125821
Condition	New
Warehouse	B

1978 GMC C15 Suburban Engine Intake Manifold Gasket 8 Cyl 7.4L Mr Gasket

Oval Port Shape; Port Dimensions W-1.75 in. x H-2.16 in.; Thickness .060 in.
Intake Gasket; Oval Port Shape; Port Dimensions W-1.75 in. x H-2.16 in.; Thickness .060 in.;
Intake Gasket
Product Attributes:
- WARNING CA Proposition 65: No
- Port Shape: Oval
- Engine Make/Size: Chevrolet Big Block Mark Iv
- Package Type: Retail
- Thickness: 0.060 In.
- Port Size: 1.750 In. X 2.160 In.
Features:
- Forms An Airtight Leak Proof Seal
- Precision Die Cut For Excellent Seal And Fit
- Can Be Trimmed To Meet Your Specifications
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 cork 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
1978 - GMC C15 Suburban	V	-	8 Cyl 7.4L	454

2 In Stock

$56.22 USD

$67.46 USD


Brand	Mr Gasket
Part #	G12107
Condition	New
Warehouse	B

1978 GMC C15 Suburban Engine Intake Manifold Gasket 8 Cyl 5.0L Mr Gasket

Rectangle Port Shape; Port Dimensions W-1.25 in. x H-2.13 in.; Small Modified Port And Bolt Locations
Ultra Seal Intake Gasket; Rectangle Port Shape; Port Dimensions W-1.25 in. x H-2.13 in.; Small Modified Port And Bolt Locations;
Ultra Seal Intake Gasket
Product Attributes:
- WARNING CA Proposition 65: No
- Port Shape: Rectangle
- Engine Make/Size: Chevrolet Small Block Gen I
- Package Type: Retail
- Thickness: 0.060 In.
- Port Size: 1.250 In. X 2.130 In.
Features:
- Made From Cellulose/nitrile Composition Material
- Provides Excellent Sealing And Durability
- This Gasket Has Silicone Beading On Both Sides
Mr. Gasket Ultra-Seal Intake Manifold Gaskets are manufactured from cellulose/nitrile composition gasket material. Provides excellent sealing and durability. Incorporates Silicone beading around each intake and water outlet port to provide additional sealing strength on both sides of each gasket. No gasket sealer required. For original equipment replacement, high performance street, drag race and oval track use. Includes manifold end seals and distributor gasket.

Additional Fitment Information:

Vehicle	Block	CC	Engine	CID
1978 - GMC C15 Suburban	V	-	8 Cyl 5.0L	305

15 In Stock

$49.48 USD

$59.38 USD


Brand	Mr Gasket
Part #	G125821
Condition	New
Warehouse	B

1978 GMC C15 Suburban Engine Intake Manifold Gasket 8 Cyl 7.4L Mr Gasket

Rectangle Port Shape; Port Dimensions W-1.85 in. x H-2.55 in.; Thickness .060 in.
Intake Gasket; Rectangle Port Shape; Port Dimensions W-1.85 in. x H-2.55 in.; Thickness .060 in.;
Intake Gasket
Product Attributes:
- WARNING CA Proposition 65: No
- Port Shape: Rectangle
- Engine Make/Size: Chevrolet Big Block Mark Iv
- Package Type: Retail
- Thickness: 0.060 In.
- Port Size: 1.850 In. X 2.550 In.
Features:
- Made From Cellulose/nitrile Composition Material
- Provides Excellent Sealing And Durability
- Can Be Trimmed If Necessary For Modified Port App
Mr. Gasket Performance Intake Gaskets are manufactured from cellulose/nitrile composition gasket material. They provide excellent sealing and durability. Can be trimmed if necessary for modified port applications. For original equipment replacement, high performance street, drag race and oval track.

Additional Fitment Information:

Vehicle	Block	CC	Engine	CID
1978 - GMC C15 Suburban	V	-	8 Cyl 7.4L	454

7 In Stock

$44.70 USD

$53.64 USD


Brand	Mr Gasket
Part #	G12121
Condition	New
Warehouse	B

1978 GMC C15 Suburban Engine Intake Manifold Gasket 8 Cyl 7.4L Mr Gasket

Oval Port Shape; Port Dimensions W-1.75 in. x H-2.16 in.; Thickness .060 in.
Intake Gasket; Oval Port Shape; Port Dimensions W-1.75 in. x H-2.16 in.; Thickness .060 in.;
Intake Gasket
Product Attributes:
- WARNING CA Proposition 65: No
- Port Shape: Oval
- Engine Make/Size: Chevrolet Big Block Mark Iv
- Package Type: Retail
- Thickness: 0.060 In.
- Port Size: 1.750 In. X 2.160 In.
Features:
- Forms An Airtight Leak Proof Seal
- Precision Die Cut For Excellent Seal And Fit
- Can Be Trimmed To Meet Your Specifications
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 cork front & rear manifold end seals. For original equipment replacement, high performance street, drag race and oval track.