GMC S300 Engine Parts

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GMC S300

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GMC S300

Products

-7%

Mr Gasket |

#5506007

Mr Gasket 6007 Carburetor Spacer Kit, 2 Inch Open Center

Carburetor Flange Type:

4-Barrel Square Bore

Overall Thickness:

$67.25

/each

$72.95

-7%

Earls |

#425AT981608ERL

Earls AT981608ERL -8 AN Male to 3/8 Inch NPT Straight Adapter

(1)

Fitting End A:

-8 AN Male

Fitting End B:

3/8" NPT Male

Angle:

Straight

$14.88

/each

$16.10

Speedway Motors |

#6173999

Female Aluminum Swivel Coupler, -4 AN

(1)

Fitting End A:

-4 AN Female

Fitting End B:

-4 AN Female

Angle:

Straight

$10.99

/each

-8%

Earls |

#425AT709116ERL

Earls AT709116ERL 90 Degree Ano-Tuff -16 AN Female to -16 AN Hose End

Fitting Hose Size:

-16 AN

Fitting End A:

-16 AN Female

Fitting End B:

-16 AN Hose

$73.29

/each

$79.95

-7%

Earls |

#425AT803110ERL

Earls AT803110ERL 30 Degree -10 AN Ano-Tuff Swivel Seal Hose End

Fitting Hose Size:

-10 AN

Fitting End A:

-10 AN Female

Fitting End B:

-10 AN Hose

$59.89

/each

$64.95

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.

Keep Your Sprint Car Engine Running at Peak Performance

One of the most important parts of your racing operation is the engine. This article gives a detailed overview on how to maintain your engine to get the most out of it for as long as possible. Also learn some tips to prolong the life of your engine.

On the Dyno at Speedway Motors Racing Engines

The dyno at the Speedway Motors Racing Engine shop is always humming. We set up a camera in the cell to catch a few of the engines that have passed through the door recently.

How to Build a 383 Stroker SBC Engine | Recipes for 400–600 Horsepower

Learn proven small block Chevy 383 stroker engine build combos from 400-600 HP to power your next build

NASCAR Engines Through the Years

In honor of NASCAR's 75th anniversary, we're taking a look at a few remarkable engines that have powered our favorite racers to victory through the years.

How to Turbo Your SBC 350 | Turbo Size, Build Guide, Parts List

The classic 350 small-block Chevy is beloved for its simplicity and strength. And yes, you can turbocharge it to unlock modern levels of horsepower. Turbocharging a SBC 350 can transform your vintage V8 into a streetable, tire-shredding monster..

How to Adapt LS Engine to 700R4 or Turbo 350 Transmissions

We show you how to keep that old GM transmission when swapping in an LS engine. Our LS swap adapter kits make it easy!

SBC 350 Build Combinations: Recipes for 300-600+ HP

The small block Chevy is still a great option for your muscle car, hot rod, or classic truck, just follow our build lists

SBC Firing Order and Torque Specs | 350 & others

Reference material on the firing order and torque specs of a Small Block Chevy. Our guide covers popular SBC V8 Torque specifications so you can be sure you're getting peak performance.

General Sprint Car Shock Technology

A guide on how to tune and set sprint car shocks. Learn about valving numbers, the importance of dyno testing shocks and how bump rubbers help tune your race car.

-8%

Earls |

#425AT804616ERL

Earls AT804616ERL 45 Degree -16 AN Female to -16 AN Swivel Seal Hose

Fitting Hose Size:

-16 AN

Fitting End A:

-16 AN Female

Fitting End B:

-16 AN Hose

$87.95

/each

$95.95

-8%

Mr Gasket |

#5506006

Mr Gasket 6006 Carburetor Spacer Kit, 1 Inch Ported Center

Carburetor Flange Type:

4-Barrel Square Bore

Overall Thickness:

$53.25

/each

$57.95

-8%

Mr Gasket |

#5503405

Mr Gasket 3405 Carburetor Spacer Kit, 1 Inch Open Center

Carburetor Flange Type:

4-Barrel Square Bore

Overall Thickness:

$60.49

/each

$65.95

-8%

Mr Gasket |

#5504945

Mr Gasket 4945 Carburetor Spacer Kit, 1 Inch Open Center

Carburetor Flange Type:

4-Barrel Square Bore

Overall Thickness:

Material Type:

Aluminum

$60.49

/each

$65.95

-8%

Earls |

#425AT981516ERL

Earls AT981516ERL -16 AN Male Straight Union, Anodized Aluminum

Fitting End A:

-16 AN Male

Fitting End B:

-16 AN Male

Angle:

Straight

$56.79

/each

$61.95

-7%

Earls |

#425997120ERL

Earls 997120ERL -20 AN Male Weld Fitting, Lightweight Aluminum

AN Size:

-20 AN

Thread Type:

RH Male

Fitting Attachment 1:

Male Threads

$41.81

/each

$45.23

-7%

Mr Gasket |

#5501490

Mr Gasket 1490 Air Cleaner, 6-1/2 x 3-1/4 Inch

Shape:

Round

Overall Diameter:

6.5"

Filter Material:

White paper

$46.99

/each

$50.83

Speedway Motors |

#6174016

7/16 Inch-24 Female to #3 Brakeline

(6)

Fitting End A:

-3 AN Male

Fitting End B:

7/16"-24 I.F. Female

Material Type:

Steel

$11.99

/pair

Holley |

#427121

Holley Carb Accelerator Pump Discharge Nozzles All Squirter Sizes

(6)

Sold in Quantity:

Pair

$25.74

-70%

Speedway Replacement EPR2 O-Rings for -10 AN Fittings, Pack/5

Speedway Motors |

#6173466

Speedway Replacement EPR2 O-Rings for -10 AN Fittings, Pack/5

AN Size:

-10 AN

Material Type:

Rubber

Fitting Size 1:

-10 AN 0.755

$7.49

/bag

$25.42

Speedway Motors |

#6176192

Aluminum Bulkhead Jam Nut, Blue, -12 AN

(2)

AN Size:

-12 AN

Material Type:

Aluminum

Finish:

Anodized

$5.99

/each

Speedway Motors |

#6176193

Aluminum Bulkhead Jam Nut, Blue, -16 AN

AN Size:

-16 AN

Material Type:

Aluminum

Finish:

Anodized

$7.99

/each

-8%

Earls |

#425400ERL

Earls 400ERL UltraPro Oil Cooler Mounting Brackets, Wide Coolers

GTIN Code:

090127039977

$93.75

/each

$101.95

$807 Off

Holley |

#42520190BK

Holley 20-190BK Premium Mid-Mount LS7 Complete Accessory System

Crankshaft Pulley Included:

Yes

Crankshaft Pulley Material:

Billet Aluminum

Water Pump Included:

Yes

$3,749.95

/each

$4,556.95

$738 Off

Holley |

#42520200BK

Holley 20-200BK Premium Mid-Mount Complete Accessory System, LT

Crankshaft Pulley Included:

Yes

Crankshaft Pulley Material:

Billet Aluminum

Water Pump Included:

Yes

$3,649.95

/each

$4,387.95

$119 Off

Racepak |

#425250DSIQ3SL

Racepak 250-DS-IQ3SL Street Logger Dash, Built-In Data Logger

Data Logger:

Yes

Customizable Display:

Yes

Gauge Panel Included:

Yes

$1,849.95

/each

$1,968.95

-7%

Earls |

#425809106ERL

Earls 809106ERL 90 Degree -6 AN Female to -6 AN Hose Adapter

(1)

Fitting Hose Size:

-6 AN

Fitting End A:

-6 AN Female

Fitting End B:

-6 AN Hose

$40.68

/each

$44.01

-7%

Earls |

#425900106ERL

Earls 900106ERL Red Fuel/Oil Line Hose Clamp, Econ-O-Fit Size 6

(1)

Style:

Worm Gear | Housing

Material Type:

Aluminum

Color:

Red

$8.93

/each

$9.66

-7%

Earls |

#425AT983310ERL

Earls AT983310ERL 90 Degree -10 AN Bulkhead Fitting, Anodized Aluminum

AN Size:

-10 AN

Angle:

90 degree

Fitting End A:

-10 AN Male

$39.90

/each

$43.17

Maxima |

#2293791284

Maxima Racing Oils 229379128 Performance Mineral Oil, 60W, 4 Gal

Oil Weight:

60W

Oil Type:

Conventional

ZDDP Enhanced:

Yes

$207.99

/box

-7%

Earls |

#425591932ERL

Earls 591932ERL Brake Adapter, 7/16 Inch-24, -3 AN, Zinc Plated Steel

(3)

Fitting End A:

-3 AN Male

Fitting End B:

7/16"-24 I.F. Male

Material Type:

Steel

$22.40

/each

$24.23

-8%

Earls |

#425609093ERL

Earls 609093ERL Speed-Seal Hose End, -3 AN, 90 Degree, Adjustable

Fitting Hose Size:

-3 AN

Fitting End A:

-3 AN Female

Fitting End B:

-3 AN Hose

$87.95

/each

$95.95

Earls |

#425991902ERL

Earls 991902ERL Blue Anodized -4 AN Male to -3 AN Male Union Reducer

Angle:

Straight

Fitting End A:

-4 AN Male

Fitting End B:

-3 AN Male

$6.95

/each

-7%

Earls |

#4259919DFJERL

Earls 9919DFJERL Straight -6 AN Male to 16mm x 1.5 Adapter, Blue

Fitting End A:

-6 AN Male

Fitting End B:

16mm x 1.5 Male

Angle:

Straight

$17.89

/each

$19.35

-7%

Earls |

#425982208ERL

Earls 982208ERL Blue 90 Degree Elbow -8 AN Male to 3/8 Inch NPT

(1)

Fitting End A:

-8 AN Male

Fitting End B:

3/8" NPT Male

Angle:

90 degree

$20.87

/each

$22.58

-7%

Earls |

#425982403ERL

Earls 982403ERL Blue Anodized -3 AN Male Tee, Lightweight Aluminum

Fitting End A:

-3 AN Male

Fitting End B:

-3 AN Male

Fitting End C:

-3 AN Male

$16.42

/each

$17.76

-7%

Earls |

#4259892108ERL

Earls 9892108ERL Blue -10 AN Female to -8 AN Male Flare Reducer

Angle:

Straight

Fitting End A:

-10 AN Female

Fitting End B:

-8 AN Male

$25.36

/each

$27.43

-33%

Straight High-Flow O-Ring -12 AN Hose to -12 AN Port Fitting

Speedway Motors |

#6177019

Straight High-Flow O-Ring -12 AN Hose to -12 AN Port Fitting

Fitting End A:

-12 AN Male

Fitting End B:

-12 AN Male O-ring

Angle:

Straight

$25.99

/each

$38.92

Russell |

#6177036

Russell 670360 Fuel Pressure Takeoff Fitting -10 AN Male to Female 1/8

Fitting End A:

-10 AN Female

Fitting End B:

-10 AN Male

Fitting End C:

1/8" NPT Female

$24.95

/each

Male Steel 37 Degree AN Flare Weld Bung Fitting, -4 AN

Speedway Motors |

#6177104

Male Steel 37 Degree AN Flare Weld Bung Fitting, -4 AN

(1)

AN Size:

-4 AN

Thread Type:

RH Male

Fitting Attachment 1:

Male Threads

$5.49

/each

Aluminum Flare Union Adapter Fitting, Blue, -16 AN

Speedway Motors |

#6176039

Aluminum Flare Union Adapter Fitting, Blue, -16 AN

Fitting End A:

-16 AN Male

Fitting End B:

-16 AN Male

Angle:

Straight

$19.99

/each

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GMC S300 Engine Parts

Year

Subcategory

Part

Brand

Transmission Family

Availability

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Price

Customer Rating

Products

Mr Gasket 6007 Carburetor Spacer Kit, 2 Inch Open Center

Earls AT981608ERL -8 AN Male to 3/8 Inch NPT Straight Adapter

Female Aluminum Swivel Coupler, -4 AN

Earls AT709116ERL 90 Degree Ano-Tuff -16 AN Female to -16 AN Hose End

Earls AT803110ERL 30 Degree -10 AN Ano-Tuff Swivel Seal Hose End

Related Articles

Earls AT804616ERL 45 Degree -16 AN Female to -16 AN Swivel Seal Hose

Mr Gasket 6006 Carburetor Spacer Kit, 1 Inch Ported Center

Mr Gasket 3405 Carburetor Spacer Kit, 1 Inch Open Center

Mr Gasket 4945 Carburetor Spacer Kit, 1 Inch Open Center

Earls AT981516ERL -16 AN Male Straight Union, Anodized Aluminum

Earls 997120ERL -20 AN Male Weld Fitting, Lightweight Aluminum

Mr Gasket 1490 Air Cleaner, 6-1/2 x 3-1/4 Inch

7/16 Inch-24 Female to #3 Brakeline

Holley Carb Accelerator Pump Discharge Nozzles All Squirter Sizes

Speedway Replacement EPR2 O-Rings for -10 AN Fittings, Pack/5

Aluminum Bulkhead Jam Nut, Blue, -12 AN

Aluminum Bulkhead Jam Nut, Blue, -16 AN

Earls 400ERL UltraPro Oil Cooler Mounting Brackets, Wide Coolers

Holley 20-190BK Premium Mid-Mount LS7 Complete Accessory System

Holley 20-200BK Premium Mid-Mount Complete Accessory System, LT

Racepak 250-DS-IQ3SL Street Logger Dash, Built-In Data Logger

Earls 809106ERL 90 Degree -6 AN Female to -6 AN Hose Adapter

Earls 900106ERL Red Fuel/Oil Line Hose Clamp, Econ-O-Fit Size 6

Earls AT983310ERL 90 Degree -10 AN Bulkhead Fitting, Anodized Aluminum

Maxima Racing Oils 229379128 Performance Mineral Oil, 60W, 4 Gal

Earls 591932ERL Brake Adapter, 7/16 Inch-24, -3 AN, Zinc Plated Steel

Earls 609093ERL Speed-Seal Hose End, -3 AN, 90 Degree, Adjustable

Earls 991902ERL Blue Anodized -4 AN Male to -3 AN Male Union Reducer

Earls 9919DFJERL Straight -6 AN Male to 16mm x 1.5 Adapter, Blue

Earls 982208ERL Blue 90 Degree Elbow -8 AN Male to 3/8 Inch NPT

Earls 982403ERL Blue Anodized -3 AN Male Tee, Lightweight Aluminum

Earls 9892108ERL Blue -10 AN Female to -8 AN Male Flare Reducer

Straight High-Flow O-Ring -12 AN Hose to -12 AN Port Fitting

Russell 670360 Fuel Pressure Takeoff Fitting -10 AN Male to Female 1/8

Male Steel 37 Degree AN Flare Weld Bung Fitting, -4 AN

Aluminum Flare Union Adapter Fitting, Blue, -16 AN