1977 GMC K25 Engine Parts

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1977 GMC K25

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1977 GMC K25

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$143 Off

Powermaster |

#255378068

Powermaster 378068 XS Volt Alternator, 200 Amps, Serpentine, GM

One Wire Alternator:

Yes

Alternator Amperage:

200 amp

Alternator Finish:

Chrome

$451.99

/each

$595.00

$115 Off

Powermaster |

#255478068

Powermaster 478068 XS Volt Alternator, 200 Amps, Serpentine, GM

One Wire Alternator:

Yes

Alternator Amperage:

200 amp

Alternator Finish:

Natural

$377.99

/each

$492.50

-20%

Powermaster |

#25557806

Powermaster 57806 Street Alternator, 200A, Serpentine, 12V, GM

One Wire Alternator:

Yes

Alternator Amperage:

200 amp

Alternator Finish:

Powder Coated

$380.99

/each

$476.25

$156 Off

Powermaster |

#25537806

Powermaster 37806 Street Alternator, 200A, Serpentine, 12V, GM

One Wire Alternator:

Yes

Alternator Amperage:

200 amp

Alternator Finish:

Chrome

$408.99

/each

$565.00

-9%

Patriot Exhaust |

#447H8054B

Patriot Exhaust H8054-B Header, 73-87 Chevy Truck BBC, Blk, 1-3/4 Inch

Header Tube Type:

Long Tube

Exhaust Port Shape:

Round

Flange Style:

Standard

$430.46

/set

$473.51

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.

55 Chevy Engine Build

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

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.

Built With Speedway Motors: Mark's '27 Ford

Mark built this killer '27 T roadster to save his sanity!

Centering a 525 Steering Gear

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

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.

Proform |

#58666512

Proform 66512 8"" Harmonic Balancer BB Chevy 454

$111.99

/each

Edelbrock |

#3252161

Edelbrock 2161 Intake Manifold, 65-90 BBC W/Oval Port Heads

Intake Manifold Type:

Dual Plane

RPM Range:

Idle-5,500

Material Type:

Aluminum

$387.95

/each

Edelbrock |

#3252062

Edelbrock 2062 Single-Quad Intake Manifold/Carburetor Kit, Chevy

Intake Manifold Type:

Dual Plane

Carburetor Quantity:

One

Carburetor Barrels:

4-Barrel

$1,016.95

/each

Hedman Hedders |

#41869897

Hedman Hedders 69897 67-91 GM Truck Headers, Silver

Header Tube Type:

Long Tube

Exhaust Port Shape:

Oval

Primary Tube Diameter:

1-5/8"

$689.99

/set

Hedman Hedders |

#41866097

Hedman Hedders 66097 67-91 Chevy Truck Headers, HTC

Header Tube Type:

Long Tube

Exhaust Port Shape:

Round

Flange Style:

Standard

$649.99

/set

Hedman Hedders |

#41869097

Hedman Hedders 69097 67-91 Chevy Truck Headers, Uncoated

Header Tube Type:

Long Tube

Exhaust Port Shape:

Round

Flange Style:

Standard

$431.99

/set

$156 Off

Powermaster |

#25567806

Powermaster 67806 Street Alternator, 200A, Serpentine, 12V, GM

One Wire Alternator:

Yes

Alternator Amperage:

200 amp

Alternator Finish:

Polished

$408.99

/each

$565.00

New Product

Enginetech |

#17300318

Enginetech ES774 BBC 454/402 Camshaft, 1970-1993

$196.99

/each

Holley |

#425241278

Holley 241-278 GM Licensed Valve Cover, Track Series, BBC, Alum

Valve Cover Height:

Tall

Valve Cover Mounting Style:

Perimeter Bolt

Material Type:

Fabricated aluminum

$233.95

/pair

-8%

Holley |

#4253024

Holley 302-4 Oil Pan, 4WD/Truck Ls Swap, Natural

Sump Style:

Wet Sump

Sump Location:

Rear

$449.95

/each

$489.95

-7%

Holley |

#4253024BK

Holley 302-4BK Oil Pan, 4WD/Truck Ls Swap, Black

Sump Style:

Wet Sump

Sump Location:

Rear

$499.95

/each

$542.95

Holley |

#425241287

Holley 241-287 GM Licensed Valve Cover, Track Series, SBC, Alum

Valve Cover Height:

Tall

Valve Cover Mounting Style:

Perimeter Bolt

Material Type:

Fabricated aluminum

$209.95

/pair

-9%

PerTronix |

#447808412

PerTronix 808412 Spark Plug Wires, 8 Cyl, GM HEI, Red

(1)

Conductor Style:

Spiral Core

Diameter:

Cap Terminal Style:

HEI / Male

$81.25

/set

$89.38

-9%

PerTronix |

#447808210

PerTronix 808210 Spark Plug Wires, 8 Cyl, GM HEI, Blk

Conductor Style:

Spiral Core

Diameter:

Cap Terminal Style:

HEI / Male

$81.25

/set

$89.38

ICT BILLET |

#82655103

ICT BILLET 5510-KIT003EM LS Swap Engine Mount Kit, 73-87 GM Truck

Sold in Quantity:

Set

$260.00

/set

-9%

Doug's Headers |

#447D300YB

Doug's Headers D300Y-B Tri-Y Header, 1-5/8 In, 73-87 Chevy Truck, Blk

Header Tube Type:

Tri-Y

Exhaust Port Shape:

Oval

Flange Style:

Standard

$776.35

/set

$853.99

-34%

Tuff Stuff |

#91033013

Tuff Stuff 7127D 1 Wire Alternator, 100 AMP, V Groove Pulley

(17)

One Wire Alternator:

Yes

Alternator Amperage:

100 amp

Alternator Finish:

Natural

$126.99

/each

$194.34

-9%

PerTronix |

#447808311

PerTronix 808311 Spark Plug Wires, 8 Cyl, GM HEI, Blue

(1)

Conductor Style:

Spiral Core

Diameter:

Cap Terminal Style:

HEI / Male

$81.25

/set

$89.38

-18%

Patriot Exhaust |

#447H8054

Patriot Exhaust H8054 Header, 73-87 Chevy Truck BBC, Raw, 1-3/4 Inch

Header Tube Type:

Long Tube

Flange Style:

Standard

Primary Tube Diameter:

1-3/4"

$338.55

/set

$413.79

-9%

Holley |

#42530220BK

Holley 302-20BK GM Gen V LT Swap Oil Pan, Black, Turbo Oil/PVC

GTIN Code:

090127140772

$574.95

/each

$633.95

-18%

Powermaster |

#25527127

Powermaster 27127 Street Alternator, 70 Amps, V-belt, 12V, GM

One Wire Alternator:

Yes

Alternator Amperage:

70 amp

Alternator Finish:

Polished

$183.99

/each

$225.00

Edelbrock |

#3259726

Edelbrock 9726 Valve Stem Seal, Ford FE, Set of 16

Machine Work Required:

Yes

Sold in Quantity:

Set

$75.95

/set

-31%

Tuff Stuff |

#91033008

Tuff Stuff 7127K 1 Wire Alternator, 140 AMP, V Groove Pulley

(8)

One Wire Alternator:

Yes

Alternator Amperage:

140 amp

Alternator Finish:

Natural

$156.99

/each

$230.78

-18%

Powermaster |

#25547806

Powermaster 47806 Street Alternator, 200A, Serpentine, 12V, GM

One Wire Alternator:

Yes

Alternator Amperage:

200 amp

Alternator Finish:

Natural

$362.99

/each

$446.25

Holley |

#42524184

Holley 241-84 BB Chevy M/T Valve Covers, Polished, Cast Aluminum

Valve Cover Height:

Stock

Valve Cover Mounting Style:

Perimeter Bolt

Material Type:

Aluminum

$224.95

/pair

-7%

Holley |

#42524185

Holley 241-85 BB Chevy M/T Valve Covers, Satin Black, Cast Aluminum

Valve Cover Height:

Stock

Valve Cover Mounting Style:

Perimeter Bolt

Material Type:

Aluminum

$311.95

/pair

$337.95

-6%

Holley |

#4253005

Holley 300-5 Carburetor Intake Manifold 396ci-502ci

Intake Manifold Type:

Single Plane

Carburetor Flange Type:

4-Barrel Square Bore

RPM Range:

4,500-8,500

$449.95

/each

$481.95

Edelbrock |

#3252832

Edelbrock 2832 Carbureted Intake Manifold Valley Plates, 9.2 Inch

Material Type:

Aluminum

Finish:

Natural

$124.95

/each

-22%

Powermaster |

#25517127

Powermaster 17127 Street Alternator, 85 Amps, V-belt, 12V, GM

One Wire Alternator:

Yes

Alternator Amperage:

85 amp

Alternator Finish:

Chrome

$174.99

/each

$225.00

G Force GF-C-MM Cummins 6BT Motor Mounts, 73-87 Chevy/GMC Truck

G Force Crossmembers |

#64015026

G Force GF-C-MM Cummins 6BT Motor Mounts, 73-87 Chevy/GMC Truck

Attachment Style:

Bolt-on

Mount Material:

Steel

$250.00

/pair

Holley |

#425241152

Holley 241-152 Tall M/T Valve Covers For BB Chevy Engines, Black

Valve Cover Height:

Tall

Valve Cover Mounting Style:

Perimeter Bolt

Material Type:

Cast Aluminum

$349.95

/each

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1977 GMC K25 Engine Parts

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Products

Powermaster 378068 XS Volt Alternator, 200 Amps, Serpentine, GM

Powermaster 478068 XS Volt Alternator, 200 Amps, Serpentine, GM

Powermaster 57806 Street Alternator, 200A, Serpentine, 12V, GM

Powermaster 37806 Street Alternator, 200A, Serpentine, 12V, GM

Patriot Exhaust H8054-B Header, 73-87 Chevy Truck BBC, Blk, 1-3/4 Inch

Related Articles

Proform 66512 8"" Harmonic Balancer BB Chevy 454

Edelbrock 2161 Intake Manifold, 65-90 BBC W/Oval Port Heads

Edelbrock 2062 Single-Quad Intake Manifold/Carburetor Kit, Chevy

Hedman Hedders 69897 67-91 GM Truck Headers, Silver

Hedman Hedders 66097 67-91 Chevy Truck Headers, HTC

Hedman Hedders 69097 67-91 Chevy Truck Headers, Uncoated

Powermaster 67806 Street Alternator, 200A, Serpentine, 12V, GM

Enginetech ES774 BBC 454/402 Camshaft, 1970-1993

Holley 241-278 GM Licensed Valve Cover, Track Series, BBC, Alum

Holley 302-4 Oil Pan, 4WD/Truck Ls Swap, Natural

Holley 302-4BK Oil Pan, 4WD/Truck Ls Swap, Black

Holley 241-287 GM Licensed Valve Cover, Track Series, SBC, Alum

PerTronix 808412 Spark Plug Wires, 8 Cyl, GM HEI, Red

PerTronix 808210 Spark Plug Wires, 8 Cyl, GM HEI, Blk

ICT BILLET 5510-KIT003EM LS Swap Engine Mount Kit, 73-87 GM Truck

Doug's Headers D300Y-B Tri-Y Header, 1-5/8 In, 73-87 Chevy Truck, Blk

Tuff Stuff 7127D 1 Wire Alternator, 100 AMP, V Groove Pulley

PerTronix 808311 Spark Plug Wires, 8 Cyl, GM HEI, Blue

Patriot Exhaust H8054 Header, 73-87 Chevy Truck BBC, Raw, 1-3/4 Inch

Holley 302-20BK GM Gen V LT Swap Oil Pan, Black, Turbo Oil/PVC

Powermaster 27127 Street Alternator, 70 Amps, V-belt, 12V, GM

Edelbrock 9726 Valve Stem Seal, Ford FE, Set of 16

Tuff Stuff 7127K 1 Wire Alternator, 140 AMP, V Groove Pulley

Powermaster 47806 Street Alternator, 200A, Serpentine, 12V, GM

Holley 241-84 BB Chevy M/T Valve Covers, Polished, Cast Aluminum

Holley 241-85 BB Chevy M/T Valve Covers, Satin Black, Cast Aluminum

Holley 300-5 Carburetor Intake Manifold 396ci-502ci

Edelbrock 2832 Carbureted Intake Manifold Valley Plates, 9.2 Inch

Powermaster 17127 Street Alternator, 85 Amps, V-belt, 12V, GM

G Force GF-C-MM Cummins 6BT Motor Mounts, 73-87 Chevy/GMC Truck

Holley 241-152 Tall M/T Valve Covers For BB Chevy Engines, Black