1973 GMC C25/C2500 Suburban Cylinder Heads

Your 1973 GMC C25/C2500 Suburban 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 15 Cylinder Heads to choose from for your 1973 GMC C25/C2500 Suburban, and our inventory prices range from as little as $341.99 up to $1,575.99.

On top of low prices, Advance Auto Parts offers 2 different trusted brands of Cylinder Heads for the 1973 GMC C25/C2500 Suburban. We only sell parts from trusted brands like Edelbrock 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 28 reviews on our Cylinder Heads for the 1973 GMC C25/C2500 Suburban 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 1973 GMC C25/C2500 Suburban

Edelbrock – RPM Small-Block Chevy Cylinder Head SBC 70cc Hydraulic Flat Tappet Cam (Part No.60739)

RPM Small-Block Chevy Cylinder Head SBC 70cc Hydraulic Flat Tappet Cam

from

$990.99
Product Features:
  • Out-of-the-Box Bolt-On Performance
  • With Straight Plugs
  • 70cc Combustion Chambers Improve Performance
  • Retain Stock Compression Ratio
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Edelbrock – E-Tec-200 Small-Block Chevy Cylinder Head Hydraulic Flat Tappet Cam (Part No.60989)

E-Tec-200 Small-Block Chevy Cylinder Head Hydraulic Flat Tappet Cam

from

$891.99
Product Features:
  • 64cc combustion chamber with 200cc intake runner
  • 2.02 in. intake and 1.60 in. exhaust valves
  • Flat Tappet Camshaft Type
  • Exhaust And Intake 45 Degree Seat Angle
  • Sold as one complete head
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Edelbrock – Small-Block Chevy E-Series Cylinder Head E-210 Flat Tappet Camshaft (Part No.5085)

Small-Block Chevy E-Series Cylinder Head E-210 Flat Tappet Camshaft

from

$1575.99
The Edelbrock #5085 E-210 Cylinder heads are designed for use with 1955-1986 Small-Block Chevy applications. The Edelbrock E-Series cylinder heads are a step up in affordable performance from our E-Street line. They feature larger runners for increased ai

Product Features:
  • Complete Pair For Hydraulic Flat Tappet
  • 64cc Combustion Chamber Volume
  • 210cc Intake/75cc Exhaust Runner Volume
  • 2.08 in. Intake/1.6 in. Exhaust Valve Diameter
  • 0.562 in. Deck Thickness
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Edelbrock – Small-Block Chevy E-Series Cylinder Head E-210 Hydraulic Roller Cam (Part No.5087)

Small-Block Chevy E-Series Cylinder Head E-210 Hydraulic Roller Cam

from

$1575.99
The Edelbrock #5087 E-210 Cylinder heads are designed for use with 1955-1986 Small-Block Chevy applications. The Edelbrock E-Series cylinder heads are a step up in affordable performance from our E-Street line. They feature larger runners for increased ai

Product Features:
  • Complete Pair For Mechanical Flat Tappet
  • 64cc Combustion Chamber Volume
  • 210cc Intake/75cc Exhaust Runner Volume
  • 2.08 in. Intake/1.6 in. Exhaust Valve Diameter
  • 0.562 in. Deck Thickness
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Edelbrock – E-Street Big-Block ChevyHead Cylinder Head Oval COMPLETE Single (Part No.50459)

E-Street Big-Block ChevyHead Cylinder Head Oval COMPLETE Single

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:
  • 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
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Edelbrock – Small-Block Chevy E-Street Cylinder Head 70cc Pair (Part No.5073)

Small-Block Chevy E-Street Cylinder Head 70cc Pair

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:
  • 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
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Edelbrock – Small-Block Chevy E-Street Cylinder Heads 64cc (Part No.5089)

Small-Block Chevy E-Street Cylinder Heads 64cc

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:
  • 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
See More

Edelbrock – RPM Big-Block Chevy Rectangular Port Cylinder Head Hydraulic Roller Cam (Part No.60555)

RPM Big-Block Chevy Rectangular Port Cylinder Head Hydraulic Roller Cam

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:
  • 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
See More

Edelbrock – RPM Small-Block Chevy Cylinder Head 64cc Hydraulic Flat Tappet Cam (Part No.60899)

RPM Small-Block Chevy Cylinder Head 64cc Hydraulic Flat Tappet Cam

from

$1192.99
Product Features:
  • Out-of-the-Box Bolt-On Performance
  • With Straight Plugs
  • 64cc Combustion Chambers Improve Performance
  • Retain Stock Compression Ratio
See More

Edelbrock – RPM Big-Block Chevy Rectangular Port Cylinder Head Flat Tappet Cam (Part No.60559)

RPM Big-Block Chevy Rectangular Port Cylinder Head Flat Tappet Cam

from

$1180.99
Product Features:
  • 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
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Edelbrock – E-CNC Small-Block Chevy 64cc Cylinder Head Hydraulic Flat Tappet Cam (Part No.79899)

E-CNC Small-Block Chevy 64cc Cylinder Head Hydraulic Flat Tappet Cam

from

$873.99
The Edelbrock part #79899 Small Block Chevy E-CNC cylinder heads offer the ultimate performance. These cylinder heads are fully CNC ported for maximum horsepower and torque, making them ideal for high-performance’s street and racing applications. They als

Product Features:
  • Complete Single For Hydraulic Flat Tappet
  • 64cc Combustion Chamber Volume
  • 185cc Intake/75cc Exhaust Runner Volume
  • 2.02 in. Intake/1.6 in. Exhaust Valve Diameter
  • 0.562 in. Deck Thickness
See More

Edelbrock – RPM Big-Block Chevy Rectangle Port Cylinder Head Hydraulic Flat Tappet Cam (Part No.60549)

RPM Big-Block Chevy Rectangle Port Cylinder Head Hydraulic Flat Tappet Cam

from

$743.99
Product Features:
  • 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
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Spartan – Engine Cylinder Head; Chev 350 69-85 Cyl Head (Part No.2C09)

Engine Cylinder Head; Chev 350 69-85 Cyl Head

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:
  • 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
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Spartan – Engine Cylinder Head; Chev 350 69-85 Cyl Head (Part No.2C13)

Engine Cylinder Head; Chev 350 69-85 Cyl Head

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:
  • 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
See More

Spartan – Engine Cylinder Head; Chev 350 71-87 Cyl Head (Part No.2C87)

Engine Cylinder Head; Chev 350 71-87 Cyl Head

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:
  • 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
See More

FAQs for 1973 GMC C25/C2500 Suburban Cylinder Heads

What are the most popular Cylinder Heads for the 1973 GMC C25/C2500 Suburban?

With 2 brands you can trust, our most popular Cylinder Heads for the 1973 GMC C25/C2500 Suburban parts are:
RPM Big-Block Chevy Rectangular Port Cylinder Head Hydraulic Roller Cam
from $1216.99
This product is not rated
RPM Big-Block Chevy Rectangular Port Cylinder Head Hydraulic Roller Cam
Cylinder Heads
Small-Block Chevy E-Series Cylinder Head E-210 Hydraulic Roller Cam
from $1575.99
This product is not rated
Small-Block Chevy E-Series Cylinder Head E-210 Hydraulic Roller Cam
Cylinder Heads
Small-Block Chevy E-Street Cylinder Head 70cc Pair
from $1268.99
This product is not rated
Small-Block Chevy E-Street Cylinder Head 70cc Pair
Cylinder Heads