1977 GMC K25 Cylinder Heads
Your 1977 GMC K25 might be the best vehicle you’ve ever owned. Or you may just be struggling to keep it highway-approved. No matter the situation, Advance Auto Parts has the Cylinder Heads you desperately need.
We currently carry 20 Cylinder Heads to choose from for your 1977 GMC K25, and our inventory prices range from as little as $267.99 up to $1,279.99.
On top of low prices, Advance Auto Parts offers 2 different trusted brands of Cylinder Heads for the 1977 GMC K25. We only sell parts from trusted brands like Spartan so that you can find quality parts you can count on.
Don’t take our word for it – check out customer ratings and reviews to buy with confidence. We have 5 reviews on our Cylinder Heads for the 1977 GMC K25 from previous customers.
Have parts delivered straight to your home, or find the nearest Advance Auto Parts store to check out our Cylinder Heads stock in-person!
Cylinder Heads for Your 1977 GMC K25
Edelbrock – RPM Big-Block Chevy Oval Port Cylinder Head Hydraulic Roller Cam (Part No.60455)
from
$1223.99
The Edelbrock #60455 Performer RPM O-Port cylinder head is designed for Big-Block Chevy applications. The Edelbrock #60455 Performer RPM head is perfect for street performance, daily drivers, street rods and muscle cars where seat-of-the-pants performance
Product Features:
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Product Features:
- Complete Single For Hydraulic Roller
- 110cc Combustion Chamber Volume
- 290cc Intake/110cc Exhaust Runner Volume
- 2.19 in. Intake/1.88 in. Exhaust Valve Diameter
- 0.562 in. Deck Thickness
Edelbrock – RPM Small-Block Chevy Cylinder Head SBC 70cc Hydraulic Flat Tappet Cam (Part No.60739)
from
$990.99
Product Features:
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- Out-of-the-Box Bolt-On Performance
- With Straight Plugs
- 70cc Combustion Chambers Improve Performance
- Retain Stock Compression Ratio
Edelbrock – E-Street Big-Block ChevyHead Cylinder Head Oval COMPLETE Single (Part No.50459)
from
$1279.99
The Edelbrock #50459 E-Street cylinder 290 Oval Port head is designed for Big-Block applications. The Edelbrock E-Street cylinder head offers American made quality and affordable performance. E-Street cylinder head features as-cast ports and are designed
Product Features:
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Product Features:
- Oval Port Complete Single For Hydraulic Flat Tappet
- 110cc Combustion Chamber Volume
- 220cc Intake/110cc Exhaust Runner Volume
- 2.19 in. Intake/1.88 in. Exhaust Valve Diameter
- 0.562 in. Deck Thickness
Edelbrock – Small-Block Chevy E-Street Cylinder Head 70cc Pair (Part No.5073)
from
$1268.99
The Edelbrock #5073 E-Street cylinder heads are designed for use with 1955-1986 Small-Block Chevy applications. The Edelbrock E-Street cylinder heads offer American made quality and affordable performance. E-Street cylinder heads feature as-cast ports and
Product Features:
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Product Features:
- Complete Pair For Hydraulic Flat Tappet
- 70cc Combustion Chamber Volume
- 2.02cc Intake/60cc Exhaust Runner Volume
- 2.02 in. Intake/1.6 in. Exhaust Valve Diameter
- 0.562 in. Deck Thickness
Edelbrock – RPM Big-Block Chevy Oval Port Cylinder Head Hydraulic Flat Tappet Cam (Part No.60459)
from
$1233.99
Product Features:
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- Out-of-the-Box Bolt-On Performance
- Designed For Street/High Performance Big Blocks
- Specially Designed Oval Ports
- Highly Efficient Semi-Open Style Chamber
- High Velocity Short Intake Ports
- Fit GM Mark IV; Gen V; and Gen VI Blocks
- Complete Head with 2.19 (i) ; 1.88 (e) Valves
- Also Available in Polished Finish; See PN[604519]
Edelbrock – Small-Block Chevy E-Street Cylinder Heads 64cc (Part No.5089)
from
$1229.99
The Edelbrock #5089 E-Street cylinder heads are designed for use with 1955-1986 Small-Block Chevy applications. The Edelbrock E-Street cylinder heads offer American made quality and affordable performance. E-Street cylinder heads feature as-cast ports and
Product Features:
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Product Features:
- Complete Pair For Hydraulic Flat Tappet
- 64cc Combustion Chamber Volume
- 2.02cc Intake/60cc Exhaust Runner Volume
- 2.02 in. Intake/1.6 in. Exhaust Valve Diameter
- 0.562 in. Deck Thickness
Edelbrock – RPM Big-Block Chevy Rectangular Port Cylinder Head Hydraulic Roller Cam (Part No.60555)
from
$1216.99
The Edelbrock #60555 Performer RPM Rectangle Port cylinder head is designed for Big-Block Chevy applications. The Edelbrock #60555 Performer RPM head is perfect for street performance, daily drivers, street rods and muscle cars where seat-of-the-pants per
Product Features:
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Product Features:
- Complete Single For Hydraulic Roller
- 118cc Combustion Chamber Volume
- 315cc Intake/110cc Exhaust Runner Volume
- 2.19 in. Intake/1.88 in. Exhaust Valve Diameter
- 0.562 in. Deck Thickness
Edelbrock – RPM Small-Block Chevy Cylinder Head 64cc Hydraulic Flat Tappet Cam (Part No.60899)
from
$1192.99
Product Features:
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- Out-of-the-Box Bolt-On Performance
- With Straight Plugs
- 64cc Combustion Chambers Improve Performance
- Retain Stock Compression Ratio
Edelbrock – RPM Big-Block Chevy Rectangular Port Cylinder Head Flat Tappet Cam (Part No.60559)
from
$1180.99
Product Features:
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- Out-of-the-Box Bolt-On Performance
- Designed For Street/High Performance Big Blocks
- Specially Designed Ports
- Increased Flow And Velocity
- Highly Efficient Open Style Chamber
- High Velocity Short Intake Ports
- Rectangular Intake Ports
Edelbrock – RPM Small-Block Chevy Straight Spark Plug 70cc Hydraulic Roller Cam (Part No.60735)
from
$1024.99
The Edelbrock #60735 Performer RPM cylinder head is designed for 1955-86 Small-Block Chevy applications. The Edelbrock #60735 Performer RPM head is perfect for street performance, daily drivers, street rods and muscle cars where seat-of-the-pants performa
Product Features:
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Product Features:
- Complete Single For Mechanical Flat Tappet
- 70cc Combustion Chamber Volume
- 195cc Intake/65cc Exhaust Runner Volume
- 2.02 in. Intake/1.6 in. Exhaust Valve Diameter
- 0.562 in. Deck Thickness
Edelbrock – Performer Small-Block Chevy Cylinder Head 64cc Hydraulic Flat Tappet (Part No.60909)
from
$1009.99
Product Features:
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- 50-State Street Legal Aluminum Cylinder Head
- Out-of-the-Box Bolt-On Performance
- 64cc Combustion Chambers Improve Performance
- Retain Stock Compression Ratio
Edelbrock – E-Tec-170 Small-Block Chevy Cylinder Head Hydraulic Flat Tappet Cam (Part No.60979)
from
$822.99Product Features:
- 170cc Intake 64cc Chamber for Vortec-Style Intake
- 20% Inc Flow Over Cast-Iron Vortec Heads
- Accept Standard or Center-Bolt Valve Covers
- Hand-Blended Intake and Exhaust Bowls
- Heli-Coils in Rocker Studs and Exhaust Bolt Holes
- Hand-Assembled w/Highest Quality Components
Edelbrock – RPM Big-Block Chevy Rectangle Port Cylinder Head Hydraulic Flat Tappet Cam (Part No.60549)
from
$743.99
Product Features:
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- Out-of-the-Box Bolt-On Performance
- Hand-Blended Intake and Exhaust Bowls
- CNC-Matched Intake/Exhaust Ports in Std Location
- Thicker Deck Surfaces than Other Brands
Spartan – Engine Cylinder Head; Chev 454 75-91 Cyl Head (Part No.2C44)
from
$432.99
Remanufactured Cylinder Heads are complete rebuild & include new valve stem seals, soft plugs & verified camshafts. All threads are checked and repaired if necessary. Cylinder Heads are packaged in heavy plastic to protect the unit.
Product Features:
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Product Features:
- All cylinder heads are both vacuum and pressure tested to verify valve seating, & integrity of water passages.
- All cylinder heads are packaged in environmentally safe and recyclable containers that are the perfect size for returning your original core
- All threads and machined surfaces are and repaired with technology that exceeds the original metal
- Non-sealing iron surfaces painted to prevent oxidization
Spartan – Engine Cylinder Head; Chev 400 70-80 Cyl Head (Part No.2C20)
from
$368.99
Remanufactured Cylinder Heads are complete rebuild & include new valve stem seals, soft plugs & verified camshafts. All threads are checked and repaired if necessary. Cylinder Heads are packaged in heavy plastic to protect the unit.
Product Features:
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Product Features:
- All cylinder heads are both vacuum and pressure tested to verify valve seating, & integrity of water passages.
- All cylinder heads are packaged in environmentally safe and recyclable containers that are the perfect size for returning your original core
- All threads and machined surfaces are and repaired with technology that exceeds the original metal
- Non-sealing iron surfaces painted to prevent oxidization
Spartan – Engine Cylinder Head; Chev 350 68-79 Cyl Head (Part No.2C17)
from
$366.99
Remanufactured Cylinder Heads are complete rebuild & include new valve stem seals, soft plugs & verified camshafts. All threads are checked and repaired if necessary. Cylinder Heads are packaged in heavy plastic to protect the unit.
Product Features:
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Product Features:
- All cylinder heads are both vacuum and pressure tested to verify valve seating, & integrity of water passages.
- All cylinder heads are packaged in environmentally safe and recyclable containers that are the perfect size for returning your original core
- All threads and machined surfaces are and repaired with technology that exceeds the original metal
- Non-sealing iron surfaces painted to prevent oxidization
Spartan – Engine Cylinder Head; Chev 350 71-87 Cyl Head (Part No.2C87)
from
$341.99
Remanufactured Cylinder Heads are complete rebuild & include new valve stem seals, soft plugs & verified camshafts. All threads are checked and repaired if necessary. Cylinder Heads are packaged in heavy plastic to protect the unit.
Product Features:
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Product Features:
- All cylinder heads are both vacuum and pressure tested to verify valve seating, & integrity of water passages.
- All cylinder heads are packaged in environmentally safe and recyclable containers that are the perfect size for returning your original core
- All threads and machined surfaces are and repaired with technology that exceeds the original metal
- Non-sealing iron surfaces painted to prevent oxidization
Spartan – Engine Cylinder Head; Chev 350 69-85 Cyl Head (Part No.2C13)
from
$341.99
Remanufactured Cylinder Heads are complete rebuild & include new valve stem seals, soft plugs & verified camshafts. All threads are checked and repaired if necessary. Cylinder Heads are packaged in heavy plastic to protect the unit.
Product Features:
See More
Product Features:
- All cylinder heads are both vacuum and pressure tested to verify valve seating, & integrity of water passages.
- All cylinder heads are packaged in environmentally safe and recyclable containers that are the perfect size for returning your original core
- All threads and machined surfaces are and repaired with technology that exceeds the original metal
- Non-sealing iron surfaces painted to prevent oxidization
Spartan – Engine Cylinder Head; Chev 350 69-85 Cyl Head (Part No.2C09)
from
$341.99
Remanufactured Cylinder Heads are complete rebuild & include new valve stem seals, soft plugs & verified camshafts. All threads are checked and repaired if necessary. Cylinder Heads are packaged in heavy plastic to protect the unit.
Product Features:
See More
Product Features:
- All cylinder heads are both vacuum and pressure tested to verify valve seating, & integrity of water passages.
- All cylinder heads are packaged in environmentally safe and recyclable containers that are the perfect size for returning your original core
- All threads and machined surfaces are and repaired with technology that exceeds the original metal
- Non-sealing iron surfaces painted to prevent oxidization
Spartan – Engine Cylinder Head; Chev 305 76-79 Cyl Head (Part No.2C04)
from
$267.99
Remanufactured Cylinder Heads are complete rebuild & include new valve stem seals, soft plugs & verified camshafts. All threads are checked and repaired if necessary. Cylinder Heads are packaged in heavy plastic to protect the unit.
Product Features:
See More
Product Features:
- All cylinder heads are both vacuum and pressure tested to verify valve seating, & integrity of water passages.
- All cylinder heads are packaged in environmentally safe and recyclable containers that are the perfect size for returning your original core
- All threads and machined surfaces are and repaired with technology that exceeds the original metal
- Non-sealing iron surfaces painted to prevent oxidization
FAQs for 1977 GMC K25 Cylinder Heads
What are the most popular Cylinder Heads for the 1977 GMC K25?
With 2 brands you can trust, our most popular Cylinder Heads for the 1977 GMC K25 parts are:
