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You're installing value without compromising quality with Callies Compstar crankshafts. Finished and inspected by Callies, Compstar cranks maintain proper geometry and design. Hardened with deep nitride, They're ideal for all types of abusive racing environments and available in a wide variety of strokes and journal sizes to fit most common cubic inch requirements. All rod journals are drilled and counterweights are profiled for piston clearance. Sometimes you need to race within a budget, but with Callies' consistent grind and polish, as well as their precise stroke and index, you don't need to compromise on quality. Choose Callies Compstar crankshafts--they're better by design.
( 10 )
$1,051.00
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$1,167.00
A Summit Racing™ 5.7L Hemi Gen III engine block is the perfect foundation to start your project or repair your daily driver. Each engine block undergoes a rigorous testing and machining process, including: Oven cleaning; testing for cracks through magnetic particle inspection; and main line honing. They're bored and honed with a torque plate, given a hot tank wash; cam bearing journals are line bored and cam bearings are installed; and the units receive a fresh coat of paint before final packaging and shipping. Start your project or repair off right with a Summit Racing™ 5.7L Hemi Gen III engine block.
( 4 )
$1,299.99
PROMAXX Performance Freedom Series small block Chevy cylinder heads offer exceptional quality at an unbelievable price. Manufactured from high-quality aluminum, they are assembled with the finest components. Freedom Series cylinder heads feature one-piece stainless steel intake and exhaust valves, enhanced intake runners, and performance valve springs with steel retainers. They're available in straight or angle plug designs. Horsepower costs money. With Freedom Series small block Chevy cylinder heads, PROMAXX Performance offers you the opportunity to bolt on the power that you've been looking for, at the price you want.
( 65 )
$1,039.00
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$1,197.00
Scat engine rotating assemblies are available with either a high-quality Scat forged 4340 crankshaft or Scat's Series 9000 cast crankshaft, plus I-beam or H-beam connecting rods with 7/16 in. or 3/8 in. cap screw bolts. For maximum power and reliability, Scat adds rod and main bearings from King, Federal Mogul, or Clevite 77, depending upon the application—and pistons and piston rings made by such well-known manufacturers as SRP/JE, Ross, KB, Mahle, Diamond, and Probe. Kits with cast and standard forged pistons have standard rings; kits with premium forged pistons have file-fit rings. Nearly 800 Scat kits are available; order the package tailored for fitment with your engine application.
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$1,436.99
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$1,599.99
PROMAXX Performance goes one up with their Vortec 185cc iron cylinder heads. Popular with street/strip enthusiasts and Circle Track racers, PROMAXX designed these heads to work well on 350-383 applications. They're available bare or assembled; both feature screw-in studs and large diameter spring pockets. In addition, they both accept centerbolt and perimeter bolt valve covers—and are drilled for Vortec and carbureted intake applications. Greater performance at the right price!
( 14 )
$1,022.00
March Performance Style Track serpentine systems are created with a combination of high style and low price that will find favor among car enthusiasts everywhere. The systems have a unique, easy-to-use belt tension adjustment tool. Once the belt tension has been set, the adjustment tool is easily removed and stowed away until the next time that the belt requires adjustment. Nearly 150 models are available, designed for fitment on specific applications. Assembly options include with or without power steering pump or A/C compressor; crankshaft pulley finish; bolt hole quantity; and water pump material. Order the replacement serpentine system recommended for your vehicle.
( 52 )
$1,538.99
On Sale
Are you looking for a set of entry-level street performance heads for your modern street rod, muscle car, or truck? Edelbrock E-Street cylinder heads are just the ticket. These heads feature A356 aluminum castings that are heat-treated to T-6 specs for superior casting strength and quality. Their modern combustion chamber design helps to improve the combustion process and their larger-than-stock intake and exhaust ports help to move more air through your engine. These features improve an engine's efficiency, resulting in more horsepower and torque and improved mileage potential. All Edelbrock E-Street cylinder heads are assembled with manganese bronze valve guides, powder metal interlocking valve seats, and stainless steel one-piece valves with hardened valve tips. Edelbrock E-Street cylinder heads are ideal for entry level street performance engines.
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$1,291.95
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$1,667.50
$1,162.76
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$1,500.75
On Sale
Clearance
Summit Racing™ forged crankshafts offer maximum strength and the best value for your dollar! Our crankshafts are non-twist forged from certified 4340 steel. They are put through several stages of heat-treatment, and then stress-relieved and shot-peened to provide the strength and reliability you demand for your high performance application. Each journal is micro-polished and a .125 in. radius is used for increased strength. Summit Racing™ forged crankshafts help you get the most in value and performance.
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$1,229.99
$1,059.99
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$1,194.99
Brodix Cylinder Heads IK 200 cylinder heads for small block Chevys will give you big-time performance. Made from revolutionary lightweight castings, these virgin aluminum, fully assembled cylinder heads are specifically designed for optimum versatility. Features: * 200cc intake ports * 64cc or 70cc combustion chambers * Manganese bronze valve guides * Valve seats for use with unleaded gas * End-milled and drilled for accessories * 2.02 in./1.60 in. stainless steel valves * Valve springs * Valve stem seals * 5/16 in. guideplates * Rocker arm studs * Retainers * Locks
( 38 )
$1,357.99
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$1,493.99
Don't sacrifice quality for a low price--get both with our Summit Racing™ 64cc aluminum cylinder heads for small Chevy. The lightweight heads are cast from A-356 aluminum alloy and have 200cc intake ports, 64cc combustion chambers, phosphorous bronze valve guides, and ductile iron valve seats for use with unleaded gas. They're also end-milled and drilled for accessories. The fully assembled heads have 2.02 in. intake and 1.60 in. stainless steel exhaust valves, valve springs, 7 degree valve locks, 3/8 in. rocker arm studs, and 5/16 in. guideplates.
( 30 )
$1,329.99
Welcome to a new class of high performance cylinder heads--BluePrint Muscle Series! These aluminum heads are assembled with the perfect match of components for outstanding, trouble-free performance. Plus, they give you more power behind the wheel and in your wallet! These all-cast heads are designed for hydraulic flat tappet and hydraulic roller cam engines with hefty intake runners, stainless steel valves, Viton® seals, and dual springs. BluePrint Engines stand in front of the class, offering both performance and cost-conscious enthusiasts a powerful alternative--Muscle Series cylinder heads.
( 88 )
$1,399.00
Brodix IK 180 cylinder heads for small block Chevys will give you big-time performance. Made from revolutionary lightweight castings, these virgin aluminum, fully assembled cylinder heads offer the following features: * 180cc intake ports and 64cc or 70cc combustion chambers * Manganese bronze valve guides * Valve seats for use with unleaded gas * End-milled and drilled for accessories * 2.02 in./1.60 in. stainless steel valves * Valve springs * Valve stem seals * 5/16 in. guideplates * Rocker arm studs * Retainers * Locks
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$1,339.99
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$1,493.99
Eagle forged 4340 steel crankshafts are great for high performance applications. They feature non-twist forging, undergo a multi-stage heat-treatment process, and are stress-relieved and shot-peened. These cranks are X-rayed, magnafluxed, and sonic-tested, so you know you're getting a top-quality piece. Each crankshaft has chamfered oil holes for improved oiling, a .125 in. radius on rod and main journals for increased strength, and the journals are precision-ground and micro-polished to less than 5 R.A. A target bob weight of +/- 2 percent greatly reduces balancing time. Many options are available; order the model recommended for your year/make and engine application.
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$1,034.99
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$1,244.99
Scat forged standard weight crankshafts are designed for street or race engines with substantially increased horsepower. These crankshafts are precision-ground, heat-treated, shot-peened, inspected, and micro-polished for superior tolerance control. Scat crankshafts are also nitride-hardened for superior wear resistance, have straight-shot and chamfered oil holes, and feature lightening holes in all rod throws. They also have a large radius on all journals for improved strength and wear resistance. Scat forged standard weight crankshafts are available in dozens of sizes and configurations for fitment on vehicles spanning seven decades.
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$1,006.99
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$1,365.99
On Sale
Edelbrock Victor DR-23 Degree Pro Port raw cylinder heads are ready for finishing by the professional cylinder head porter or engine builder. They have as-cast ports with enough metal thickness to allow for CNC porting to different sizes. The heads are available for a variety of Chevrolet engine applications.
Not Yet Reviewed
$1,821.50
$1,457.20
Maximum quality, maximum performance, and minimum pricing--PROMAXX Maxx Series SBC cylinder heads take affordable power to the next level. With ultra-smooth Grade A 356-T6 aluminum castings that are precision CNC-machined, these small block Chevy heads deliver awesome air speeds with super-efficient chamber designs to produce the power and torque you need for the street or strip. Maxx cylinder heads feature 5-angle competition valve jobs, diamond-honed bronze guides, and hand bowl blending. Get out-of-the-box performance that kicks up the power without emptying your wallet--PROMAXX Maxx Series SBC cylinder heads.
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$1,164.00
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$1,292.00
OEM Duramax cast aluminum cylinder heads fall short over time; the different heat expansion crates between cast iron engine block and cast aluminum cylinder head cause head gasket scrubbing, and eventually blown head gaskets. Aluminum cylinder heads are also prone to warping, melting, and/or cracking in high performance applications where excessive heat is introduced. Pacific Performance Engineering LLY/LBZ/LMM cast iron cylinder heads are the ultimate upgrade to your Duramax engine and eliminate any head gasket or cracking concerns. Cast from high-quality alloyed grey iron, PPE LLY/LBZ/LMM cylinder heads offer elevated fatigue strength and heat and creep resistance, which prolongs the cylinder head's lifespan significantly. They also share the same heat expansion rate as the stock cast iron cylinder block, so no more blown head gaskets. These cylinder heads also feature cast-in fuel injector cups and solve the OEM injector cup leaking issue. Each head comes complete with brand new springs, spring retainers, spring locators, valves, valve seals, valve keepers, valve seats, valve guides, rocker arm dowels, and freeze plugs. Whether you have a damaged aluminum cylinder head or a desire for better reliability and longevity on your Duramax engine, the Pacific Performance Engineering LLY/LBZ/LMM cast iron cylinder head is undoubtedly the best choice. Component features and benefits: * Premium 21-4N, Stellite-reinforced exhaust valves, and chrome-silicon alloy intake valves * All valves are fully nitridated with increased abrasion resistance * High-strength, CNC-machined chromoly steel spring retainers and spring locators * Upgraded tapered valve springs provide faster response and eliminate valve float at high rpms * Powdered metal valve seats offer superior wear and heat resistance * Significantly reduced diesel engine clatter compared to the factory aluminum cylinder heads * Increased thermal efficiency compared to aluminum heads * 3-Year Unlimited Mileage Warranty
Not Yet Reviewed
$1,349.99
Maximum quality, maximum performance, and minimum pricing—PROMAXX Maxx Series SBF cylinder heads take affordable power to the next level. With ultra-smooth Grade A 356-T6 aluminum castings that are precision machined, these small block Ford heads deliver awesome air speeds with super-efficient chamber designs to produce the power and torque you've sought for your setup. Maxx cylinder heads feature 5-angle competition valve jobs, diamond-honed bronze guides, and hand bowl blending. They also offer these heads bare. Get superb out-of-the-box performance, without emptying your wallet, when you order PROMAXX Maxx Series small block Ford cylinder heads.
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$1,232.00
Manley Pro Series crankshafts can make your short block bulletproof. They feature forged 4340 construction and undergo a multi-step heat-treatment process and are then nitrided for added strength. The crankshafts are stress-relieved, shot-peened, and magnafluxed. Manley Pro Series crankshafts have micro-polished large .125 in. radius journals, gun-drilled mains, and lightened rod journals for weight reduction. The counterweights are fully profiled and they are designed for internal balancing.
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$1,042.34
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$1,269.68
Whether you are building a street or race engine, your choice of crankshaft, the central component of your engine, is crucial to the peak performance of your engine. Strength and durability are important traits of a great crank, and Chevrolet Performance crankshafts are precision-engineered to be both. Chevrolet understands that crankshaft failure can be catastrophic, so their crankshafts are made to exacting specifications and tested against the forces of high performance engines. Chevrolet Performance forged steel crankshafts are forged from exceptionally strong 1053 and 4340 steel to hold up under the most demanding situations. Choose wisely--choose Chevrolet Performance crankshafts.
( 3 )
$1,138.99
On Sale
Step up to race-level performance with OEM compatibility using these Edelbrock E-Series E-210 aluminum cylinder heads. They feature larger runners for increased airflow, revised exhaust ports, and larger diameter springs for higher lift camshafts--perfect for spec series racers and large-displacement engines. Available bare or assembled, E-210 cylinder heads allow you to use off-the-shelf headers and hardware. Forget those overseas castings; go with quality, economy, and performance. Go with Edelbrock E-Series E-210 cylinder heads.
( 13 )
$1,654.95
$1,489.46
Scat introduces 4340 forged crankshafts for your Chevy the F43 series. These super-lightweight crankshafts are nitride-hardened for superior wear resistance. Features include: * Straight shot and chamfered oil holes * Profiled counterweights * Pendulum-cut counterweights * Gun-drilled main line hole for lightening and equalization of crankcase pressure * Four lightening holes
( 2 )
$1,194.99
Howards Cams Track Smart 3 crankshafts are computer-designed and forged from premium 4340 steel. This process includes double stress relief operations that make these cranks dimensionally stable. After machining, the units are hardened with a deep nitride for superior wear resistance, ideal for abusive track environments. Properly placed counterweights improve balance and reduce bearing loads. All rod journals are drilled and counterweights are profiled for piston clearance. Track Smart 3 replacements crankshafts are available for specific Chevrolet engine sizes and strokes. Order the model recommended for your application.
Not Yet Reviewed
$1,031.99
These Scat crankshafts are made from the same strong aircraft-quality forging as standard-weight cranks, but have pendulum-cut counterweights to reduce rotating mass and oil windage. Scat Superlight crankshafts are perfect for engines wanting quicker rpm. These crankshafts feature profiled pendulum aero-cut counterweights and have straight shot and chamfered oil holes. Scat crankshafts are nitride-hardened, with large radii on all journals for superior wear resistance, and use lightening holes in all rod throws. Scat cranks are CNC-machined for absolute tolerances and symmetry, offering ease of balance and a reduced rotating weight.
( 1 )
$1,276.99
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