1978 GMC K25 Engine Gasket Set
Browse our online catalogue to find original replacement Engine Gasket Sets specifically designed to fit a 1978 GMC K25.

1978 GMC K25 Engine Gasket Set
$104.79
10+ In Stock
Condition: New
Ships: Today, Feb. 11th
Pick-Up: Ready in 1 Hour (Order before 4:00 PM)
Pick-Up: Ready in 1 Hour (Order before 4:00 PM)
Required Per Vehicle: 1
Made in USA
Fits: 1978 GMC K25
Equipped With:
Engine Base: 5.7L 350ci V8 (4.00x3.48; 101.6x88.5);
Engine Base: 5.7L 350ci V8 (4.00x3.48; 101.6x88.5);
Vehicle Fitment Notes:
Head Bolts Not Included
Head Bolts Not Included

1978 GMC K25 Engine Gasket Set
$125.00
In Stock
Condition: New
Ships: Today, Feb. 11th
Pick-Up: Ready in 1 Hour (Order before 4:00 PM)
Pick-Up: Ready in 1 Hour (Order before 4:00 PM)
Required Per Vehicle: 1
Made in USA
Fits: 1978 GMC K25
Equipped With:
Engine Base: 4.1L 250ci L6 (3.68x3.91; 93.5x99.3);
Engine Base: 4.1L 250ci L6 (3.68x3.91; 93.5x99.3);
Vehicle Fitment Notes:
with Separate Head and Intake Manifold
with Separate Head and Intake Manifold

1978 GMC K25 Engine Gasket Set
$125.00
In Stock
Condition: New
Ships: Today, Feb. 11th
Pick-Up: Ready in 1 Hour (Order before 4:00 PM)
Pick-Up: Ready in 1 Hour (Order before 4:00 PM)
Required Per Vehicle: 1
Made in USA
Fits: 1978 GMC K25
Equipped With:
Engine Base: 4.8L 292ci L6 (3.88x4.13; 98.4x104.8);
Engine Base: 4.8L 292ci L6 (3.88x4.13; 98.4x104.8);

1978 GMC K25 Engine Gasket Set
$142.69
In Stock
Condition: New
Ships: Today, Feb. 11th
Pick-Up: Ready in 1 Hour (Order before 4:00 PM)
Pick-Up: Ready in 1 Hour (Order before 4:00 PM)
Required Per Vehicle: 1
Made in USA
Fits: 1978 GMC K25
Equipped With:
Engine Base: 7.4L 454ci V8 (4.25x4.00; 108.0x101.6);
Engine Base: 7.4L 454ci V8 (4.25x4.00; 108.0x101.6);
Vehicle Fitment Notes:
Intake Manifold Gasket for Liquid Propane Gas Not Included Exhaust Pipe Flange Gasket Not Included Premium Valve Stem Seals Included
Intake Manifold Gasket for Liquid Propane Gas Not Included Exhaust Pipe Flange Gasket Not Included Premium Valve Stem Seals Included

1978 GMC K25 Engine Gasket Set
$121.61
Limited Stock
Condition: New
Ships: Today, Feb. 11th
Pick-Up: Ready in 1 Hour (Order before 4:00 PM)
Pick-Up: Ready in 1 Hour (Order before 4:00 PM)
Required Per Vehicle: 1
Made in USA
Fits: 1978 GMC K25
Equipped With:
Engine Base: 6.6L 400ci V8 (4.13x3.76; 104.8x95.5);
Engine Base: 6.6L 400ci V8 (4.13x3.76; 104.8x95.5);
Vehicle Fitment Notes:
Head Bolts Not Included
Head Bolts Not Included

1978 GMC K25 Engine Gasket Set
$194.83
Out of Stock
Condition: New
Required Per Vehicle: 1
Made in USA
Fits: 1978 GMC K25
Equipped With:
Engine Base: 5.7L 350ci V8 (4.00x3.48; 101.6x88.5);
Engine Base: 5.7L 350ci V8 (4.00x3.48; 101.6x88.5);
Vehicle Fitment Notes:
Head Bolts Not Included PermaDryPlus Valve Cover Gaskets Included PermaDryPlus Water Outlet Gasket Included
Head Bolts Not Included PermaDryPlus Valve Cover Gaskets Included PermaDryPlus Water Outlet Gasket Included

1978 GMC K25 Engine Gasket Set
$200.83
Out of Stock
Condition: New
Required Per Vehicle: 1
Made in USA
Fits: 1978 GMC K25
Equipped With:
Engine Base: 7.4L 454ci V8 (4.25x4.00; 108.0x101.6);
Engine Base: 7.4L 454ci V8 (4.25x4.00; 108.0x101.6);
Vehicle Fitment Notes:
Intake Manifold Gasket for Liquid Propane Gas Not Included Exhaust Pipe Flange Gasket Not Included Premium Valve Stem Seals Included PermaDryPlus Oil Pan Gasket Included PermaDryPlus Water Outlet Gasket Included
Intake Manifold Gasket for Liquid Propane Gas Not Included Exhaust Pipe Flange Gasket Not Included Premium Valve Stem Seals Included PermaDryPlus Oil Pan Gasket Included PermaDryPlus Water Outlet Gasket Included

1978 GMC K25 Engine Gasket Set
$100.51
Out of Stock
Condition: New
Required Per Vehicle: 1
Made in USA
Fits: 1978 GMC K25
Equipped With:
Engine Base: 5.0L 305ci V8 (3.74x3.48; 94.9x88.4);
Engine Base: 5.0L 305ci V8 (3.74x3.48; 94.9x88.4);
Vehicle Fitment Notes:
Head Bolts Not Included
Head Bolts Not Included

1978 GMC K25 Engine Gasket Set
$88.29
Out of Stock
Condition: New
Required Per Vehicle: 1
Made in USA
Fits: 1978 GMC K25
Equipped With:
Engine Base: 5.7L 350ci V8 (4.00x3.48; 101.6x88.5);
Engine Base: 5.7L 350ci V8 (4.00x3.48; 101.6x88.5);
Vehicle Fitment Notes:
Superseded By Part Number 260-1000 Head Bolts Not Included Head Bolt Replacement Recommended Kit Gasket Set
Superseded By Part Number 260-1000 Head Bolts Not Included Head Bolt Replacement Recommended Kit Gasket Set

1978 GMC K25 Engine Gasket Set
$96.90
Out of Stock
Condition: New
Required Per Vehicle: 1
Made in USA
Fits: 1978 GMC K25
Equipped With:
Engine Base: 4.1L 250ci L6 (3.68x3.91; 93.5x99.3);
Engine Base: 4.1L 250ci L6 (3.68x3.91; 93.5x99.3);
Vehicle Fitment Notes:
with Separate Head and Intake Manifold Superseded By Part Number 260-1005 Kit Gasket Set
with Separate Head and Intake Manifold Superseded By Part Number 260-1005 Kit Gasket Set

1978 GMC K25 Engine Gasket Set
$96.90
Out of Stock
Condition: New
Required Per Vehicle: 1
Made in USA
Fits: 1978 GMC K25
Equipped With:
Engine Base: 4.8L 292ci L6 (3.88x4.13; 98.4x104.8);
Engine Base: 4.8L 292ci L6 (3.88x4.13; 98.4x104.8);
Vehicle Fitment Notes:
Superseded By Part Number 260-1005 Kit Gasket Set
Superseded By Part Number 260-1005 Kit Gasket Set

1978 GMC K25 Engine Gasket Set
$101.47
Out of Stock
Condition: New
Required Per Vehicle: 1
Made in USA
Fits: 1978 GMC K25
Equipped With:
Engine Base: 6.6L 400ci V8 (4.13x3.76; 104.8x95.5);
Engine Base: 6.6L 400ci V8 (4.13x3.76; 104.8x95.5);
Vehicle Fitment Notes:
Superseded By Part Number 260-1016 Head Bolts Not Included Head Bolt Replacement Recommended Kit Gasket Set
Superseded By Part Number 260-1016 Head Bolts Not Included Head Bolt Replacement Recommended Kit Gasket Set

1978 GMC K25 Engine Gasket Set
$129.06
Out of Stock
Condition: New
Required Per Vehicle: 1
Made in USA
Fits: 1978 GMC K25
Equipped With:
Engine Base: 7.4L 454ci V8 (4.25x4.00; 108.0x101.6);
Engine Base: 7.4L 454ci V8 (4.25x4.00; 108.0x101.6);
Vehicle Fitment Notes:
LPG Intake Manifold Gaskets Not Included use MS 90323 Superseded By Part Number 260-1009 Premium Valve Stem Seals Included Kit Gasket Set
LPG Intake Manifold Gaskets Not Included use MS 90323 Superseded By Part Number 260-1009 Premium Valve Stem Seals Included Kit Gasket Set

1978 GMC K25 Engine Gasket Set
$83.36
Out of Stock
Condition: New
Required Per Vehicle: 1
Made in USA
Fits: 1978 GMC K25
Equipped With:
Engine Base: 5.0L 305ci V8 (3.74x3.48; 94.9x88.4);
Engine Base: 5.0L 305ci V8 (3.74x3.48; 94.9x88.4);
Vehicle Fitment Notes:
Superseded By Part Number 260-1023 Head Bolts Not Included Head Bolt Replacement Recommended Kit Gasket Set
Superseded By Part Number 260-1023 Head Bolts Not Included Head Bolt Replacement Recommended Kit Gasket Set