GMC G25 Engine Parts

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GMC G25

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GMC G25

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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

Redline |

#91015709

Redline 80204 Water Wetter Coolant Additive

(36)

Sold in Quantity:

Each

GTIN Code:

083522802048

$15.99

/each

Speedway Fuel Pressure Regulator 5-12 psi & Gauge 0-15 psi

Speedway Motors |

#9100608

Speedway Fuel Pressure Regulator 5-12 psi & Gauge 0-15 psi

(22)

Regulator Style:

Non-Return Regulator Style

Material Type:

Aluminum

$60.99

/kit

Speedway Motors |

#91003780

Valve Cover Studs, Set of 8

(27)

Overall Length:

1.50"

Thread Pitch:

1/4"-20

Material Type:

Steel

$16.99

/set

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

GM Rally Wheels

Choosing new wheels for a GMC Chevrolet truck. This project uses Speedway Motors GM Rally Wheels and new tires to enhance the appearance of the truck.

65 Nova Engine Suggestions

In this Tech Tip, John gets to answer a favorite question of ours, what engine should I get?

Racing a 602 GM Crate Engine

All you need to know about racing a 602 GM crate engine and the necessary parts to make a race ready engine.

55 Chevy Engine Build

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

Speedway Motors Introduces New IMCA Modified Spec Racing Engine as they Kick Off 2025 Race Season

Speedway Motors announced today the introduction of a new IMCA Modified Spec Racing Engine as they kick off the 2025 race season along with discounts Jan. 27-Feb. 2 to help their customers get ready for race season.

GM 10-Bolt Identification and Upgrades | 7.625, 7.5, 8.2, 8.5, 8.6

GM’s 10-bolt rear axle has been around since the 1960s, here’s how to determine if your junkyard find is worth taking home

Seven Decades of Speedway Motors: Carson, Craig & Clay Smith | Episode 25

For this special anniversary episode we celebrate 70 years of Speedway Motors with Carson, Craig, and Clay Smith. As the sons of "Speedy" Bill and Joyce Smith, they were there for it all as the business and the family grew up together.

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

Speedway Motors |

#2891004

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

(32)

One Wire Alternator:

Yes

Alternator Amperage:

90 amp

Pulley Style:

V-belt

as low as

$162.99

/each

Holley |

#42512887

Holley 12-887 By Pass Style Carbureted Fuel Pressure Regulator

(7)

Regulator Style:

Return

Material Type:

Aluminum

$84.35

/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

$85.99

/kit

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

Low Mount Alternator Bracket for Mini Race Alternator, SBC

Speedway Motors |

#91667997

Low Mount Alternator Bracket for Mini Race Alternator, SBC

(11)

Mounting Side:

Driver Side

Bracket Style:

Low Mount

Material Type:

Steel

$99.99

/set

Speedway Washable Air Filter Element, 14 x 4 Inch

Speedway Motors |

#91011084

Speedway Washable Air Filter Element, 14 x 4 Inch

(46)

Air Filter Style:

Round

Filter Material:

Reusable Cotton Gauze

Color:

Black

$32.99

/each

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

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

SBC Small Block Chevy V8 Engine Crossmember Motor Mount Kit

Speedway Motors |

#91018212

SBC Small Block Chevy V8 Engine Crossmember Motor Mount Kit

(37)

Attachment Style:

Bolt-on

Mount Material:

Steel

Bushing Material:

Rubber

$140.99

/kit

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

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

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

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

Edelbrock |

#3251906

Edelbrock 1906 AVS2 650 CFM 4 Barrel Carburetor, Electric Choke

(30)

Carburetor Barrels:

4-Barrel

Fuel Type:

Gasoline

Choke Type:

Electric

$495.95

/each

Maxima |

#22932901

Maxima Racing Oils 32-32901 RS Full Synthetic, 15W50, 1 Quart

Oil Weight:

15W50

Oil Type:

Synthetic

ZDDP Enhanced:

Yes

$20.99

/quart

Speedway 1985-1992 GM TBI Engine EFI Wiring Harness

Speedway Motors |

#91008592

Speedway 1985-1992 GM TBI Engine EFI Wiring Harness

(15)

$396.99

/each

-7%

Earls |

#425AT982366ERL

Earls AT982366ERL -6 AN Male to 3/8 Inch NPT Aluminum 45 Degree Elbow

Fitting End A:

-6 AN Male

Fitting End B:

3/8" NPT Male

Angle:

45 degree

$23.89

/each

$25.84

Spectre 5946 Fuel Fitting,90 Degree,3/8 Inch NPT to 3/8 Inch Hose Barb

Spectre Performance |

#4655946

Spectre 5946 Fuel Fitting,90 Degree,3/8 Inch NPT to 3/8 Inch Hose Barb

(2)

Fitting End A:

3/8" Hose barb

Fitting End B:

3/8" NPT Male

Angle:

90 degree

$13.99

/each

Offenhauser |

#56058500

Offenhauser Chrome Universal Adjust. Fuel Pressure Regulator, 1-6 PSI

(47)

Regulator Style:

Adjustable

Material Type:

Steel

$35.99

/each

Gates |

#39532929

Gates 32929 Power Grip Hose Clamp, 1-1/16 Inch - 1-3/16 Inch OD

(1)

Style:

Heat-Shrink

Material Type:

Thermoplastic

Color:

Black

$10.49

/each

Tight-Fit Small Block Ford Block Hugger Headers, Raw

Speedway Motors |

#9300201

Tight-Fit Small Block Ford Block Hugger Headers, Raw

(33)

Header Tube Type:

Block Hugger

Exhaust Port Shape:

Round

Flange Style:

Standard

$175.99

/pair

-5%

Dakota Digital |

#365BIM012HLLY

Dakota Digital BIM-EFI-1 Holley EFI Interface Module

(6)

Sold in Quantity:

Each

GTIN Code:

670219126084

$109.25

/each

$115.00

Driven Racing Oil |

#91019306

Driven Racing Oil 19306 GP-1 Synthetic Blend 10W30 Oil, 12 Quarts

(4)

Oil Weight:

10W30

Oil Type:

Synthetic Blend

ZDDP Enhanced:

Yes

$155.64

/box

K&N E-1650 Lifetime Performance Air Filter

K&N |

#465E1650

K&N E-1650 Lifetime Performance Air Filter

Air Filter Style:

Round

Filter Material:

Red cotton gauze

Overall Diameter:

14"

$83.99

/each

Edelbrock |

#3251470

Edelbrock 1470 Performer Series Carburetor Accelerator Pump Assembly

(1)

GTIN Code:

085347014705

Sold in Quantity:

Each

$22.95

/each

Spark Plug Indexing Washers, 14mm Flat Seat, 30 Pk

Speedway Motors |

#54571910

Spark Plug Indexing Washers, 14mm Flat Seat, 30 Pk

(9)

Material Type:

Copper

Sold in Quantity:

Set

$26.99

/set

Holley/Edelbrock to Rochester 4G 4-Jet Carburetor Adapter Plate

Speedway Motors |

#1351935

Holley/Edelbrock to Rochester 4G 4-Jet Carburetor Adapter Plate

(67)

Carburetor Flange Type:

4-Barrel Square Bore

Carburetor Barrels:

4-Barrel

Carburetor Quantity:

One

$21.99

/each

Mobil 1 |

#324126870

Mobil 1 Supercar Full Synthetic Motor Oil, 0W-40, Dexos R, Case/6

(25)

Oil Weight:

0W40

Oil Type:

Synthetic

ZDDP Enhanced:

$72.99

/box

3/8 Inch-24 IFM to -3 AN Male Steel Brake Adapter Connector Fitting

Speedway Motors |

#6174396

3/8 Inch-24 IFM to -3 AN Male Steel Brake Adapter Connector Fitting

(40)

Fitting End A:

-3 AN Male

Fitting End B:

3/8"-24 I.F. Male

Material Type:

Steel

$14.49

/pair

DEi 010402 Versa-Shield Universal Starter Heat Shield, 7 x 24 Inch

DEI |

#35610402

DEi 010402 Versa-Shield Universal Starter Heat Shield, 7 x 24 Inch

(19)

Overall Length:

24.00"

Overall Width:

7.00"

$29.99

/each

Mobil 1 |

#324127918

Mobil 1 127918 ESP X4 0W40 Motor Oil, 6 Quarts

(5)

Oil Weight:

0W40

Oil Type:

Synthetic

ZDDP Enhanced:

$60.99

/box

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GMC G25 Engine Parts

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Products

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

Redline 80204 Water Wetter Coolant Additive

Speedway Fuel Pressure Regulator 5-12 psi & Gauge 0-15 psi

Valve Cover Studs, Set of 8

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

Related Articles

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

Holley 12-887 By Pass Style Carbureted Fuel Pressure Regulator

Universal V8 Engine Swap Weld-In Motor Mount Kits

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

Low Mount Alternator Bracket for Mini Race Alternator, SBC

Speedway Washable Air Filter Element, 14 x 4 Inch

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

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

SBC Small Block Chevy V8 Engine Crossmember Motor Mount Kit

Sure Seal O-Ring Air Cleaner Spacer

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

Speedway Engine Motor Oil Filter Cutter Tool

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

Edelbrock 1906 AVS2 650 CFM 4 Barrel Carburetor, Electric Choke

Maxima Racing Oils 32-32901 RS Full Synthetic, 15W50, 1 Quart

Speedway 1985-1992 GM TBI Engine EFI Wiring Harness

Earls AT982366ERL -6 AN Male to 3/8 Inch NPT Aluminum 45 Degree Elbow

Spectre 5946 Fuel Fitting,90 Degree,3/8 Inch NPT to 3/8 Inch Hose Barb

Offenhauser Chrome Universal Adjust. Fuel Pressure Regulator, 1-6 PSI

Gates 32929 Power Grip Hose Clamp, 1-1/16 Inch - 1-3/16 Inch OD

Tight-Fit Small Block Ford Block Hugger Headers, Raw

Dakota Digital BIM-EFI-1 Holley EFI Interface Module

Driven Racing Oil 19306 GP-1 Synthetic Blend 10W30 Oil, 12 Quarts

K&N E-1650 Lifetime Performance Air Filter

Edelbrock 1470 Performer Series Carburetor Accelerator Pump Assembly

Spark Plug Indexing Washers, 14mm Flat Seat, 30 Pk

Holley/Edelbrock to Rochester 4G 4-Jet Carburetor Adapter Plate

Mobil 1 Supercar Full Synthetic Motor Oil, 0W-40, Dexos R, Case/6

3/8 Inch-24 IFM to -3 AN Male Steel Brake Adapter Connector Fitting

DEi 010402 Versa-Shield Universal Starter Heat Shield, 7 x 24 Inch

Mobil 1 127918 ESP X4 0W40 Motor Oil, 6 Quarts