1977 GMC G25 Parts

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1977 GMC G25

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1977 GMC G25

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TCI 327900 TH350 36-Element Sprag and Drum Assembly

TCI Automotive |

#282327900

TCI 327900 TH350 36-Element Sprag and Drum Assembly

GTIN Code:

788120006859

$548.95

/each

TCI 880021 Powerglide/TH350 Driven Gear Housing

TCI Automotive |

#282880021

TCI 880021 Powerglide/TH350 Driven Gear Housing

(6)

Sold in Quantity:

Each

GTIN Code:

788120029667

$27.95

/each

Speedway Motors |

#91081201

Transmission Stand

(32)

Finish:

Zinc Plated

Hardware Included:

Yes

$39.99

/set

TCI 376900 GM TH350 Universal TV/Kickdown Cable

TCI Automotive |

#282376900

TCI 376900 GM TH350 Universal TV/Kickdown Cable

Bracket Included:

Sold in Quantity:

Each

$51.95

/each

TCI Automotive |

#282321115

TCI 321115 TH350 Rev Pattern Manual 1/2

Valve Body Style:

Full manual

Material Type:

Cast Iron

$463.95

/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.

1969-77 GM Brake Calipers

Steve explains the process of installing Speedway calipers.

Byron's 1975 Chevy Vega

It's not every day that you see a wild, IMSA inspired, 550 horsepower Vega. Byron Burnham went way outside the box with this one, and we love it.

GM Body Styles

Need a little help Identifying GM Body Styles 1964-1972? Click Here!

Centering a 525 Steering Gear

Steve takes us along as he centers the 525 manual steering gear he is using for his Laguna.

Replacing a G-Body 7.5" Bolt Rear End

Learn about the power behind the G-body platform and the steps to upgrade a 7.5" bolt rear end to a 8.5" to withstand high horsepower. See how to change the differential fluid and install new gaskets.

Replacing GM Rear End Spherical Bushings

In this budget build, a GM rear end is upgraded in order to hold 400+ HP. See how spherical bushings are replaced in a used 8.5” GM 10 bolt rear end.

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.

TCI 322200 TH350 StreetFighter Valve Body

TCI Automotive |

#282322200

TCI 322200 TH350 StreetFighter Valve Body

Valve Body Style:

Automatic/Manual

Material Type:

Cast Iron

$434.95

/each

TCI 327500 Low Gear Planetary TH350 2.75 1st

TCI Automotive |

#282327500

TCI 327500 Low Gear Planetary TH350 2.75 1st

Material Type:

Steel

Sold in Quantity:

Kit

$887.95

/each

TCI Automotive |

#282328910

TCI 328910 TH350 Hardened Outer Race

GTIN Code:

788120032117

$144.95

/each

TCI 328010 GM TH350 Polished Die Cast Aluminum Pan (Stock Depth)

TCI Automotive |

#282328010

TCI 328010 GM TH350 Polished Die Cast Aluminum Pan (Stock Depth)

Gasket(s) Included:

Yes

Hardware Included:

Yes

Material Type:

Aluminum

$164.95

/each

Equus |

#184E9872

Equus E9872 Speedometer Cable Adapter, 5/8-18, Ford

(2)

Sold in Quantity:

Kit

Speedometer Gear Type:

Speedometer Cable Adapter

$32.99

/each

-7%

Mr Gasket |

#55061081MRG

Mr Gasket 61081MRG Transmission Oil Pan Gasket, TH350

(5)

Material Type:

Rubber

Sold in Quantity:

Each

$44.43

/each

$48.06

Lokar |

#491X1211137

Lokar X1211137 Black, Trans Mount Trans Dipstick For TH-350

Dipstick Mount Style:

Bellhousing Mount

Lockable:

Yes

Handle Material:

Aluminum

$199.95

/each

-7%

Hays |

#425971B24Q

Hays 97-1B24Q Twister 3/4 Race Torque Converter 1968-81 GM TH350

Input Spline Quantity:

Lockup Compatible:

Stall Speed (RPM):

2400-2800

$571.95

/each

$618.95

$119 Off

Hays |

#425971B42F

Hays 97-1B42F Twister Full Race Torque Converter TH350, 4200-4500

Input Spline Quantity:

Diameter:

9.6"

Stall Speed (RPM):

4200-4500

$1,399.95

/each

$1,518.95

-7%

Hays |

#425971B28Q

Hays 97-1B28Q Twister 3/4 Race Torque Converter, 1968-81 GM TH350

Input Spline Quantity:

Lockup Compatible:

Stall Speed (RPM):

2800-3200

$727.95

/each

$787.95

-8%

Baer Brakes |

#2074142071FR

Baer Brakes D0052 Sport Brake Pads GM/Jeep

Hardware Included:

Yes

Intended for Street Use:

Yes

For Use with Stock Calipers:

Yes

$71.39

/each

$77.95

-18%

Powermaster |

#25557294104

Powermaster 57294-104 Street Alternator, 150 Amps, Serp, 12V, GM

One Wire Alternator:

Yes

Alternator Amperage:

150 amp

Alternator Finish:

Powder Coated

$215.99

/each

$263.75

-22%

Powermaster |

#25547294104

Powermaster 47294-104 Street Alternator, 150 Amps, Serp, 12V, GM

One Wire Alternator:

Yes

Alternator Amperage:

150 amp

Alternator Finish:

Natural

$183.99

/each

$238.75

Proform |

#58667081

Proform 67081 Chevy HEI Distributor Red Cap

Cap Type:

HEI / Male

Advance Type:

Mechanical and Vacuum

Trigger Style:

Magnetic

$246.99

/each

New Product

Enginetech |

#17300111

Enginetech C350 SBC 350 Full Gasket Set, 1959-1985

$52.99

/each

Proform |

#58667264

Proform 67264 High-Flow Water Pump Mechanical Long Style

GTIN Code:

037995362646

$126.99

/each

-7%

B&M 30280 Trans Cast Deep Pan, GM TH350/TH-250 Auto Trans

B&M |

#20030280

B&M 30280 Trans Cast Deep Pan, GM TH350/TH-250 Auto Trans

Gasket(s) Included:

Yes

Hardware Included:

Yes

Material Type:

Cast Aluminum

$311.95

/each

$337.95

MSD |

#54783647

MSD 83647 Heat HEI Ignition Module

(14)

GTIN Code:

085132836475

$188.95

/each

New Product

Enginetech |

#17300715

Enginetech TS499 SBC 350 Timing Set, 1967-1986

$42.64

/each

MSD 5554 Street-Fire Spark Plug Wires Set, Small Block Chevy 350 HEI

MSD |

#5475554

MSD 5554 Street-Fire Spark Plug Wires Set, Small Block Chevy 350 HEI

(34)

Conductor Style:

Spiral Core

Diameter:

Cap Terminal Style:

HEI / Male

$71.95

/set

SQR Performance 126737 HEI Spark Plug Wire Set, 1973-88 SBC

Flex-A-Lite |

#359126737

SQR Performance 126737 HEI Spark Plug Wire Set, 1973-88 SBC

Conductor Style:

Suppression Core

Diameter:

Cap Terminal Style:

HEI / Male

$74.99

/set

-14%

Custom Autosound |

#92611522

Custom Autosound 1013 Dual Speakers, 60 Watt, Camaro/Chevelle, Pair

(1)

$54.00

/each

$63.00

GM Stock Clutch Hydraulic Throwout Rebuild Kit, After 1-1-07

Speedway Motors |

#91025619

GM Stock Clutch Hydraulic Throwout Rebuild Kit, After 1-1-07

(4)

Sold in Quantity:

Each

$10.49

/each

Ram Clutches |

#605498

Ram Clutches 498 Manual Release Bearing for GM Transmission, Dual Disc

Throwout Bearing Style:

Radial face

Sold in Quantity:

Each

$79.00

/each

Howe Racing |

#91025611

Howe Racing 82871 Clutch Hydraulic Throwout Rebuild Kit Prior 1-1-07

$6.79

/each

-9%

B&M 20280 Trans Cast Deep Pan, Brushed Finish, GM TH400 Trans

B&M |

#20020280

B&M 20280 Trans Cast Deep Pan, Brushed Finish, GM TH400 Trans

(2)

Gasket(s) Included:

Yes

Material Type:

Cast Aluminum

$299.95

/each

$329.95

-7%

B&M 20289 Chrome Deep Transmission Pan For TH 400 Transmission

B&M |

#20020289

B&M 20289 Chrome Deep Transmission Pan For TH 400 Transmission

(1)

Color:

Chrome

Gasket(s) Included:

Yes

Material Type:

Steel

$138.95

/each

$150.95

-21%

Powermaster |

#25537294311

Powermaster 37294-311 Street Alternator, 150 Amps, Serp, 12V, GM

One Wire Alternator:

Yes

Alternator Amperage:

150 amp

Alternator Finish:

Chrome

$265.99

/each

$338.75

-18%

Powermaster |

#25558413

Powermaster 58413 GM AD230 Alternator, 165A, V-Belt, Black

One Wire Alternator:

Yes

Alternator Amperage:

165 amp

Alternator Finish:

Powder Coated

$338.99

/each

$416.25

$101 Off

Powermaster |

#25548413

Powermaster 48413 GM AD230 Alternator, 165A, V-Belt, Natural

One Wire Alternator:

Yes

Alternator Amperage:

165 amp

Alternator Finish:

Natural

$286.99

/each

$387.50

$109 Off

Powermaster |

#25538413

Powermaster 38413 GM AD230 Alternator, 165A, V-Belt, Chrome

One Wire Alternator:

Yes

Alternator Amperage:

165 amp

Alternator Finish:

Chrome

$336.99

/each

$446.25

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1977 GMC G25 Parts

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Part

Brand

Transmission Family

Rear Axle Family

Availability

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Price

Customer Rating

Products

TCI 327900 TH350 36-Element Sprag and Drum Assembly

TCI 880021 Powerglide/TH350 Driven Gear Housing

Transmission Stand

TCI 376900 GM TH350 Universal TV/Kickdown Cable

TCI 321115 TH350 Rev Pattern Manual 1/2

Related Articles

TCI 322200 TH350 StreetFighter Valve Body

TCI 327500 Low Gear Planetary TH350 2.75 1st

TCI 328910 TH350 Hardened Outer Race

TCI 328010 GM TH350 Polished Die Cast Aluminum Pan (Stock Depth)

Equus E9872 Speedometer Cable Adapter, 5/8-18, Ford

Mr Gasket 61081MRG Transmission Oil Pan Gasket, TH350

Lokar X1211137 Black, Trans Mount Trans Dipstick For TH-350

Hays 97-1B24Q Twister 3/4 Race Torque Converter 1968-81 GM TH350

Hays 97-1B42F Twister Full Race Torque Converter TH350, 4200-4500

Hays 97-1B28Q Twister 3/4 Race Torque Converter, 1968-81 GM TH350

Baer Brakes D0052 Sport Brake Pads GM/Jeep

Powermaster 57294-104 Street Alternator, 150 Amps, Serp, 12V, GM

Powermaster 47294-104 Street Alternator, 150 Amps, Serp, 12V, GM

Proform 67081 Chevy HEI Distributor Red Cap

Enginetech C350 SBC 350 Full Gasket Set, 1959-1985

Proform 67264 High-Flow Water Pump Mechanical Long Style

B&M 30280 Trans Cast Deep Pan, GM TH350/TH-250 Auto Trans

MSD 83647 Heat HEI Ignition Module

Enginetech TS499 SBC 350 Timing Set, 1967-1986

MSD 5554 Street-Fire Spark Plug Wires Set, Small Block Chevy 350 HEI

SQR Performance 126737 HEI Spark Plug Wire Set, 1973-88 SBC

Custom Autosound 1013 Dual Speakers, 60 Watt, Camaro/Chevelle, Pair

GM Stock Clutch Hydraulic Throwout Rebuild Kit, After 1-1-07

Ram Clutches 498 Manual Release Bearing for GM Transmission, Dual Disc

Howe Racing 82871 Clutch Hydraulic Throwout Rebuild Kit Prior 1-1-07

B&M 20280 Trans Cast Deep Pan, Brushed Finish, GM TH400 Trans

B&M 20289 Chrome Deep Transmission Pan For TH 400 Transmission

Powermaster 37294-311 Street Alternator, 150 Amps, Serp, 12V, GM

Powermaster 58413 GM AD230 Alternator, 165A, V-Belt, Black

Powermaster 48413 GM AD230 Alternator, 165A, V-Belt, Natural

Powermaster 38413 GM AD230 Alternator, 165A, V-Belt, Chrome