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2003 FORD Cylinder Heads
Showing In Stock Items. Show All 24 Items.
ARP Pro Series Cylinder Head Studs
ARP Pro Series cylinder head studs are cold-forged to ensure molecular integrity. They're heat-treated prior to thread rolling and machining. ARP Pro Series kits are also available with 12-point nuts, and all studs come complete with hardened parallel washers for an even load distribution and accurate torque readings. With hundreds of models ready to ship, these cylinder head fasteners can be ordered for virtually any style engine.
( 820 )
$34.99
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$1,305.99
Fel-Pro Headbolt Kits
Fel-Pro headbolt kits contain a complete set of the highest quality headbolts and hardened washers available. They're cold-formed to ensure molecular integrity, then heat-treated prior to thread rolling and machining. Reduced-diameter bolt heads eliminate the need for valvetrain removal and facilitate cylinder head re-torquing. The bolts are available in a variety of head styles for fitment on specific vehicle and cylinder head applications.
( 224 )
$14.99
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$96.99
Gator Fasteners Heavy-Duty Head Stud Kits
Whether you're building a tow rig, race truck, or just want to keep your daily driver on the road for the long haul, you need to upgrade your head bolts with Gator Fasteners heavy-duty head stud kits. Gator head studs have a much higher strength and will not stretch like the factory bolts, helping to keep your truck from popping head gaskets. Designed for stock to moderately built engines. Gator studs are manufactured with 8740 material with an added proprietary element and black oxide finished. They are rated at 220,000 psi tensile strength, providing the clamping force required to keep cylinder heads from lifting due to higher combustion pressures. Choose the head stud kit designed for your truck.
( 2 )
$39.99
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$534.99
VEGE Remanufactured Cylinder Heads
VEGE Remanufactured cylinder heads are a popular choice for performance and value. With its advanced and efficient production process, backed by more than eight decades of experience, VEGE is able to supply remanufactured cylinder heads with a level of quality that equals that of new OEM products—at extremely competitive prices. The rebuilt cylinder heads are carefully inspected, cleaned, and then fully machined and assembled with top-of-the-line components. Unless otherwise noted, the assemblies include a cast iron or aluminum cylinder head, intake and exhaust valves, valve springs, retainers, locks, stem seals, rocker arm studs, and more. Many heads include rocker arms. Nearly a thousand models are available, for fitment on countless applications.
( 47 )
$279.99
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$1,257.99
Summit Racing™ Extreme Duty Head Stud Kits
Summit Racing™ Extreme Duty cylinder head stud kits are engineered to withstand the stress and abuses that high-horsepower engines endure. These fastener kits come with all necessary studs, nuts, washers, lubricant, and instructions to ensure maximum performance and reliability. Order the hardware recommended for your year/make and engine application. Extreme Duty fasteners feature: * 190,000 psi tensile strength minimum * High-strength chromoly steel utilized for all products * Precision manufacturing processes ensure consistent product performance * All studs are twice straightened to guarantee straightness * Threads are rolled after heat treatment for high strength * Tensile and yield strength tested after thread rolling * Uniformly applied black oxide surface finish * Anti-rust oil coating to protect fasteners from corrosion
( 2 )
$33.99
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$338.99
Ford Performance Parts 7.3L Godzilla Cylinder Heads
Ford Performance Parts 7.3L Godzilla cylinder heads are genuine Ford OE-assembled right side and left side units. They feature cast aluminum construction with 62.4cc combustion chambers and production valve springs. Additional specs: * Valve stem diameter: 8mm * Intake valve diameter: 55.13mm * Intake valve seat angle: 45 degrees * Exhaust valve diameter 42.53mm * Exhaust valve seat angle: 50 degrees
Not Yet Reviewed
$709.99
Trick Flow® Cylinder Head Bolt Kits
Get consistent cylinder head clamping force from the cylinder head experts! Trick Flow® cylinder head bolt kits are made from premium-quality alloy steel with cold-formed hex heads and rolled threads and have a black oxide finish (except as noted). Each kit contains all of the hardware that you need to mount a pair of heads, including hardened washers.
( 50 )
$59.99
Mahle Original Head Bolt Kits
Mahle Original fasteners deliver the clamping force necessary to seal the combustion chambers, as well as the oil and coolant passages--even at extreme temperatures and pressures. On your next cylinder head reassembly, use bolts designed to exact specifications for the best sealing solution--Mahle Original head bolt kits.
( 39 )
$52.99
Trick Flow® Valve Guides
These Trick Flow® replacement valve guides are just like the originals. Made from premium materials and built to exacting tolerances, they replace your existing worn or damaged valve guides.
( 2 )
$50.99
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$63.99
Trick Flow® Camshaft Tower Bolts
Securely attach your overhead cam with Trick Flow® camshaft tower bolts. They are designed to fit the OEM camshaft towers and are manufactured to factory specifications, ensuring a direct fit.
Not Yet Reviewed
$40.99
Trick Flow® Cylinder Head Replacement Components for Ford 4.6L/5.4L 2V
These Trick Flow Cylinder Head Replacement Components are here to help, if you should ever need to repair your cylinder heads. These parts are designed for Trick Flow Heads only!
( 2 )
$13.99
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$192.99
Fleece Performance Freedom Series HD PowerStroke Cylinder Heads
Fleece Performance Freedom Series HD Cylinder Heads are a heavy duty upgrade engineered to eliminate the known weaknesses of factory castings and deliver long term reliability for high stress diesel applications. Built from a brand new, high tensile strength alloy casting, this head features increased wall thickness and added material in critical areas to withstand the demands of daily driving, towing, and higher cylinder pressures. Each unit comes fully assembled and ready to install with a complete upgraded valvetrain, including stainless steel and Inconel valves, new guides, springs, retainers, and seals, along with hardened, oversized tungsten alloy valve seats for exceptional wear resistance and stability. Fleece's exclusive single piece hoop style O ring design provides superior combustion sealing compared to traditional seamed stainless wire, helping prevent head gasket failures under load. Fleece Performance Freedom Series HD cylinder heads are a purpose built solution for owners seeking maximum durability, reduced downtime, and confidence in demanding diesel performance applications.
Not Yet Reviewed
$1,599.00
On Sale
PRW Cylinder Head Stud Kits
PRW cylinder head stud kits offer heavy-duty fasteners, along with 12-point nuts and washers for Ford Powerstroke engines. These replacement studs are machined from 4135 chromoly steel and finished with a black oxide. They provide superior clamping power, compared to the stock bolts—which will solve the problem of head gasket failure caused by increased cylinder pressure.
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$345.29
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$501.02
$293.50
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$425.87
Summit Racing™ Cylinder Head Stud Kits
Summit Racing™ cylinder head stud kits offer a more accurate and uniform clamping. Kits include washers and strong, high-quality steel studs with a black oxide finish for added durability. Fasten your performance application with a Summit Racing™ cylinder head stud kit, available for a variety of diesel applications.
( 2 )
$349.99
Trick Flow® Valve Seats
These Trick Flow® replacement valve seats are just like the originals. Made from premium materials and built to exacting tolerances, they replace your existing worn or damaged valve seats.
( 6 )
$15.99
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$32.99
Enginetech Spiral ID Valve Guides
Enginetech Spiral ID valve guides are premium cast iron or bronze aftermarket guides featuring an internal spiral groove (rifling) designed to enhance lubrication by holding oil, which helps reduce friction and prevent valve seizure. These Spiral ID valve guides are designed to meet or exceed OE specifications for durability, featuring precise, U.S.-machined finishes. Family owned and operated since 1982, Enginetech is the engine builder's source for high-quality engine parts. Enginetech offers a complete line of products for virtually every engine, including import and domestic engines.
Not Yet Reviewed
$10.99
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$199.99
Enginetech Plain ID Valve Guides
Enginetech's Plain ID valve guides are premium-grade, cast iron replacement guides designed for high durability and OEM-quality performance. They are manufactured to exact specifications for reliable valve support. As "Plain ID" valve guides, they feature a smooth inner diameter, offering a durable and cost-effective alternative to spiral-reamed or bronze options, typically requiring final sizing and honing after installation. Family owned and operated since 1982, Enginetech is the engine builder's source for high-quality engine parts. Enginetech offers a complete line of products for virtually every engine, including import and domestic engines.
Not Yet Reviewed
$9.99
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$24.99
Fel-Pro Head Gasket Sets
When you're looking to replace leaking or worn-out engine seals, Fel-Pro head gasket sets have you covered. Ideal for your stock rebuilds or street-driven cars and trucks, Fel-Pro gaskets will have you back on the road in no time. They're available in hundreds of configurations for fitment on countless vehicles and engine types. Order the set designed for your car, truck, van, or SUV. (These gaskets are not intended for race applications.)
( 376 )
$430.99
