1978 GMC C25 Engine Parts

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1978 GMC C25

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1978 GMC C25

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AutoMeter |

#1822360

AutoMeter 2360 Auto Gage Mechanical Oil Press. Gauge

Gauge Diameter:

2-1/16"

Gauge Series:

Analog

Gauge Style:

Mechanical

$46.99

/each

AutoMeter |

#1824423

AutoMeter 4423 Ultra-Lite Mech Oil Press. Gauge, 150 PSI, 2-5/8

Gauge Diameter:

2-5/8"

Gauge Series:

Analog

Gauge Style:

Mechanical

$105.99

/each

AutoMeter |

#1824641

AutoMeter 4641 Ultra-Lite Mechanical Oil Temperature Gauge, 2-5/8

Gauge Diameter:

2-5/8"

Gauge Series:

Analog

Gauge Style:

Mechanical

$180.99

/each

AutoMeter |

#1823278

AutoMeter 3278 Press. Sensor Adapter Fitting,90 Degree -4 AN,Blue

Fitting End A:

-4 AN Male

Fitting End B:

1/8" NPT Female

Angle:

90 degree

$13.99

/each

AutoMeter |

#1825244

AutoMeter 5244 Tc Kit, Type K, 3/16 Inch Dia, Open Tip, 10Ft

Sending Unit:

Electrical

Sold in Quantity:

Kit

$177.99

/each

Chris Ryan's 1978 Pontiac Trans Am

Chris Ryan's '78 Firebird is a loving tribute to that famous Trans Am from _Smokey & the Bandit_, but with style and performance that would have been nearly impossible when the Bandit was busy with Sheriff Justice.

Historic Indy Engines

To celebrate the upcoming 106th running of the Indianaplis 500, here's a look back at a few of the engines that have competed at the Brickyard over the years.

Corvette L76 327 Engine History, Specs, and Build Ideas

The 1964 Corvette L76 327 is legendary, learn more about this storied engine and what you need to build a clone.

1946 Ford Sedan Delivery Engine Detail

Speedway Motors Product Manager Jeff K. talks about how to really make your engine bay stand out from the crowd with just a little patience, and some Speedway products.

Chevy L79 327 Engine I History, Specs, & Build Ideas

The 1964 Corvette L79 327 is legendary, learn more about this storied engine and what you need to build a clone.

Engine Cylinder Numbers

55 Chevy Engine Build

Derek kicks off his 55 Chevy rebuild with a fresh small block.

Assembly and Engine Start | 1968 C10 Build Episode 8

It's alive! Our 1968 C10 truck project is one step closer to our first drive. In this episode, our old truck finally comes to life with a cammed junkyard LS.

LS Engine Install and SEMA Show | 1968 C10 Build Episode 5

In this episode of our '68 C10 project, we hit a couple big milestones. The engine goes in and we hit our first car show. It may be just a rolling chassis, but we're mighty proud of how far we've come.

Progress Update | 1968 C10 Build

We've come a long way on our '68 C10 project, but we still have a long way to go. Watch as Kevin and Joe discuss where we're at and where we're going.

AutoMeter |

#1825247

AutoMeter 5247 Thermocouple Kit, Type K, 3/16 Inch Diameter

Sending Unit:

Electrical

Sold in Quantity:

Each

$206.99

/each

AutoMeter |

#1824871

AutoMeter 4871 Vacuum Gauge, 2 5/8 Inch, 30Inhg, Carbon Fiber

Overall Diameter:

2-5/8"

Gauge Type:

Electric

Gauge Range:

0-30 in. Hg

$310.99

/each

AutoMeter |

#1823896

AutoMeter 3896 2 1/16 Inch Pressure Gauge, 4KPSI, GS

Gauge Diameter:

2-1/16"

Shape:

Round

Gauge Series:

Analog

$219.99

/each

AutoMeter |

#1822605

AutoMeter 2605 Z-Series Mechanical Oil Press. Gauge,200PSI,2-1/16

Gauge Diameter:

2-1/16"

Gauge Series:

Analog

Gauge Style:

Mechanical

$90.99

/each

AutoMeter |

#1822609

AutoMeter 2609 Z-Series Mechanical Oil Temperature Gauge, 2-1/16

Gauge Diameter:

2-1/16"

Gauge Series:

Analog

Gauge Style:

Mechanical

$107.99

/each

AutoMeter |

#1824221

AutoMeter 4221 Ultra-Nite Mechanical Oil Press. Gauge, 2-5/8

(1)

Gauge Diameter:

2-5/8"

Gauge Series:

Analog

Gauge Style:

Mechanical

$117.99

/each

Colored Billet Aluminum Custom Hose Clamps, 1.5 - 4 Inch Sizes

Speedway Motors |

#91001356

Colored Billet Aluminum Custom Hose Clamps, 1.5 - 4 Inch Sizes

(21)

Style:

Worm Gear

Material Type:

Aluminum

Reusable:

Yes

$11.49

/each

Holley |

#427122

Holley Main Jets

(27)

Material Type:

Brass

Sold in Quantity:

Pair

$14.87

/pair

Aluminum Socketless Reusable Push-On Hose Barb Ends for AN Fittings

Speedway Motors |

#47223

Aluminum Socketless Reusable Push-On Hose Barb Ends for AN Fittings

(20)

Material Type:

Aluminum

Finish:

Anodized

Color:

Red/Blue

$15.99

/each

Speedway Gasser Finned Aluminum Single Quad Carburetor Air Scoops

Speedway Motors |

#9105246

Speedway Gasser Finned Aluminum Single Quad Carburetor Air Scoops

(137)

Overall Width:

9.66"

Fuel Intake Type:

Single Quad

Inlet Diameter (Fraction):

5-1/8"

as low as

$99.99

/each

Edelbrock |

#3251948

Edelbrock 1948 AVS2 Series Carburetor Calibration Kit

(11)

GTIN Code:

085347019489

Sold in Quantity:

Kit

$84.95

/kit

Maxima |

#22901912

Maxima Racing Oils 22901901 RS Full Synthetic, 10W30, 12 Quart

(1)

Oil Weight:

10W30

Oil Type:

Synthetic

ZDDP Enhanced:

Yes

$157.99

/box

90 Degree Flare Adaptor, AN6 to 3/8 Inch NPT

Speedway Motors |

#6176084

90 Degree Flare Adaptor, AN6 to 3/8 Inch NPT

(9)

Fitting End A:

-6 AN Male

Fitting End B:

3/8" NPT Male

Angle:

90 degree

$15.99

/each

Gates |

#39532925

Gates 32925 Power Grip Hose Clamp, 15/16 Inch - 1 1/16 Inch OD

(7)

Style:

Heat-Shrink

Material Type:

Thermoplastic

Color:

Black

$10.49

/each

Gates |

#39532948

Gates 32948 Power Grip Hose Clamp, 1 3/4 Inch - 2 Inch OD

(13)

Style:

Heat-Shrink

Material Type:

Thermoplastic

Color:

Black

$17.99

/each

FiTech |

#52130003

FiTech 30003 Go Street 400 HP Throttle Body EFI Kit

(26)

Injection Style:

Throttle Body

Max Horsepower Rating:

400

ECM Included:

Yes

$869.00

/each

Stainless T-Bolt Clamp, 1-13/16 Inch Minimum Clamping Diameter

Speedway Motors |

#910553322

Stainless T-Bolt Clamp, 1-13/16 Inch Minimum Clamping Diameter

(2)

Style:

T-Bolt

Material Type:

Stainless Steel

Color:

Natural

$6.19

/each

Stainless T-Bolt Clamp, 4-1/4 Inch Minimum Clamping Diameter

Speedway Motors |

#910553360

Stainless T-Bolt Clamp, 4-1/4 Inch Minimum Clamping Diameter

Style:

T-Bolt

Material Type:

Stainless Steel

Color:

Natural

$7.49

/each

Maxima |

#229329128

Maxima Racing Oils 39-329128 RS Full Synthetic, 15W50, 1 Gallon

(1)

Oil Weight:

15W50

Oil Type:

Synthetic

ZDDP Enhanced:

Yes

$77.99

/each

Mobil 1 |

#324127372

Mobil 1 127372 Supercar Synthetic Motor Oil, 5W-50, Case/6

(5)

Oil Weight:

5W50

Oil Type:

Synthetic

ZDDP Enhanced:

$63.99

/each

Universal V8 Engine Swap Weld-In Motor Mount Kits

Speedway Motors |

#91018033

Universal V8 Engine Swap Weld-In Motor Mount Kits

(91)

Attachment Style:

Weld-on/Bolt-on

Mount Material:

Steel

Bushing Material:

Rubber

as low as

$85.99

/kit

-7%

Earls |

#425AT981668ERL

Earls AT981668ERL -6 AN Male to 1/2 Inch NPT Straight Adapter

(1)

Fitting End A:

-6 AN Male

Fitting End B:

1/2" NPT Male

Angle:

Straight

$19.43

/each

$21.02

Fuel and Oil Line Hose Nipple Fitting Kit, 3/8 Hose to 1/4 NPT

Speedway Motors |

#91023100

Fuel and Oil Line Hose Nipple Fitting Kit, 3/8 Hose to 1/4 NPT

(11)

Fitting End A:

3/8" Hose barb

Fitting End B:

1/4" NPT Male

Angle:

Straight

$4.49

/set

Mobil Delvac Extreme 122454 Diesel Engine Oil, 10W-30, 4 Gallons

Mobil 1 |

#324122454

Mobil Delvac Extreme 122454 Diesel Engine Oil, 10W-30, 4 Gallons

(40)

Oil Weight:

10W30

Oil Type:

Synthetic

ZDDP Enhanced:

$107.99

/box

Speedway Motors |

#2891001

GM 10SI 1 Wire Alternator, 110 Amp

(41)

One Wire Alternator:

Yes

Alternator Amperage:

110 amp

Pulley Style:

V-belt

as low as

$149.99

/each

GM Denso Style 1-Wire Mini Race Alternator, 90 Amp

Speedway Motors |

#2891004

GM Denso Style 1-Wire Mini Race Alternator, 90 Amp

(31)

One Wire Alternator:

Yes

Alternator Amperage:

90 amp

Pulley Style:

V-belt

as low as

$162.99

/each

Speedway Deluxe AN6 GM LS Swap Fuel Filter/Regulator, 58 PSI

Speedway Motors |

#91012808

Speedway Deluxe AN6 GM LS Swap Fuel Filter/Regulator, 58 PSI

(71)

Regulator Style:

Return

Material Type:

Steel

$74.99

/each

PennGrade |

#6332050

PennGrade 1 SAE 20W50 Synthetic Performance Engine Oil, 12 Qt.

(36)

Oil Weight:

20W50

Oil Type:

Synthetic Blend

ZDDP Enhanced:

Yes

$114.99

/box

Speedway Motors |

#91011063

Sure Seal O-Ring Air Cleaner Spacer

(116)

Inside Diameter:

5.04"

Material Type:

Aluminum

Sold in Quantity:

Each

$21.99

/each

Speedway Engine Motor Oil Filter Cutter Tool

Speedway Motors |

#91081031

Speedway Engine Motor Oil Filter Cutter Tool

(60)

Sold in Quantity:

Each

$29.99

/each

Black Straight -6 AN Flare to 1/4 Inch NPT Pipe Adapter Fitting

Speedway Motors |

#61760441

Black Straight -6 AN Flare to 1/4 Inch NPT Pipe Adapter Fitting

(13)

Fitting End A:

-6 AN Male

Fitting End B:

1/4" NPT Male

Angle:

Straight

$7.99

/each

Showing 1 - 144 of 6,409 results

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1978 GMC C25 Engine Parts

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Products

AutoMeter 2360 Auto Gage Mechanical Oil Press. Gauge

AutoMeter 4423 Ultra-Lite Mech Oil Press. Gauge, 150 PSI, 2-5/8

AutoMeter 4641 Ultra-Lite Mechanical Oil Temperature Gauge, 2-5/8

AutoMeter 3278 Press. Sensor Adapter Fitting,90 Degree -4 AN,Blue

AutoMeter 5244 Tc Kit, Type K, 3/16 Inch Dia, Open Tip, 10Ft

Related Articles

AutoMeter 5247 Thermocouple Kit, Type K, 3/16 Inch Diameter

AutoMeter 4871 Vacuum Gauge, 2 5/8 Inch, 30Inhg, Carbon Fiber

AutoMeter 3896 2 1/16 Inch Pressure Gauge, 4KPSI, GS

AutoMeter 2605 Z-Series Mechanical Oil Press. Gauge,200PSI,2-1/16

AutoMeter 2609 Z-Series Mechanical Oil Temperature Gauge, 2-1/16

AutoMeter 4221 Ultra-Nite Mechanical Oil Press. Gauge, 2-5/8

Colored Billet Aluminum Custom Hose Clamps, 1.5 - 4 Inch Sizes

Holley Main Jets

Aluminum Socketless Reusable Push-On Hose Barb Ends for AN Fittings

Speedway Gasser Finned Aluminum Single Quad Carburetor Air Scoops

Edelbrock 1948 AVS2 Series Carburetor Calibration Kit

Maxima Racing Oils 22901901 RS Full Synthetic, 10W30, 12 Quart

90 Degree Flare Adaptor, AN6 to 3/8 Inch NPT

Gates 32925 Power Grip Hose Clamp, 15/16 Inch - 1 1/16 Inch OD

Gates 32948 Power Grip Hose Clamp, 1 3/4 Inch - 2 Inch OD

FiTech 30003 Go Street 400 HP Throttle Body EFI Kit

Stainless T-Bolt Clamp, 1-13/16 Inch Minimum Clamping Diameter

Stainless T-Bolt Clamp, 4-1/4 Inch Minimum Clamping Diameter

Maxima Racing Oils 39-329128 RS Full Synthetic, 15W50, 1 Gallon

Mobil 1 127372 Supercar Synthetic Motor Oil, 5W-50, Case/6

Universal V8 Engine Swap Weld-In Motor Mount Kits

Earls AT981668ERL -6 AN Male to 1/2 Inch NPT Straight Adapter

Fuel and Oil Line Hose Nipple Fitting Kit, 3/8 Hose to 1/4 NPT

Mobil Delvac Extreme 122454 Diesel Engine Oil, 10W-30, 4 Gallons

GM 10SI 1 Wire Alternator, 110 Amp

GM Denso Style 1-Wire Mini Race Alternator, 90 Amp

Speedway Deluxe AN6 GM LS Swap Fuel Filter/Regulator, 58 PSI

PennGrade 1 SAE 20W50 Synthetic Performance Engine Oil, 12 Qt.

Sure Seal O-Ring Air Cleaner Spacer

Speedway Engine Motor Oil Filter Cutter Tool

Black Straight -6 AN Flare to 1/4 Inch NPT Pipe Adapter Fitting