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Summit Racing™ Pro LS forged steel crankshafts deliver industry-leading fit, finish, and durability at an affordable price. Order the model recommended for your year/make and engine application. Check out the long list of premium features: * 4340 forged steel * Tested to over 1,200 hp in boosted applications * Core hardened to optimum strength, then tempered to remove stresses * Nitride hardened, which results in less distortion, excellent case depth, and more fatigue life * Profiled counterweights reduce windage * Precision stroke and indexing * Lightening holes are drilled in the rod journals for quicker engine acceleration * Gun-drilled Main Journals for quicker engine acceleration * Each crank is magnetic particle tested to ensure it's free of flaws * Large radius fillets for increased strength, narrowed rod bearings for reduced friction * Straight shot oiling for maximum lubrication just prior to maximum load angle * Maximum journal tolerances of +/- .0001 in. ensure consistent bearing clearance * Micro-polished journals with chamfered oil holes for maximum durability and bearing life * Optimized counterweight placement for reduced twisting at high RPM and ease of balancing * High-quality reluctor rings are installed with precision fixturing * Extra 3/16 in. front keyway for blower cars
( 12 )
$839.99
On Sale
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.
( 10 )
$1,019.99
$949.99
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$1,099.99
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 )
$1,167.00
The rotating and pumping heart of every performance engine is the crankshaft. These Summit Racing Equipment® remanufactured nodular crankshafts can help you build that beast of a machine from the inside out. Like the saying goes about books and covers, what counts is on the inside. Build your engine with quality parts like these crankshafts and you will have a performance vehicle built on a strong and durable foundation.
( 12 )
$389.99
They're back! Eagle forged 4140 steel crankshafts fill the gap for more needed strength without the big price tag! Recommended for use up to 1,000 hp, these Eagle 4140 cranks will handle the performance demands of your competition engine, keep you on budget, and put a smile on your face! When you need more than a cast crank but don't want to step up to the more expensive 4340 steel model, Eagle forged 4140 steel crankshafts offer a lot of what you need for less dollars.
( 3 )
$776.99
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$899.99
Utilizing the latest in computer aided solid modeling and CNC machining centers, Callies offers the best designed, highest quality crankshafts, connecting rods, and camshaft inventory available on the market today. Callies understands not everyone has the need or budget for a Magnum or billet crankshaft, but still may want a product with more to offer than their Compstar line. Callies went to work for a solution, which culminated in the creation of their Apex Series of crankshafts. The Apex crankshafts are made on the same forgings that Callies uses to make their Magnum Series but are machined by the supplier that makes the Compstar line. Like Compstar, the Apex crankshafts are finish sized and fully inspected in-house. This results in the best bang-for-your-buck crankshaft on the market. Callies takes pride in staying ahead of the competition with the latest high tech design and manufacturing advantages of their products. Callies Apex LS/LT standard features include: * Made on Callies proprietary Magnum forging * Ultra-pure, premium 4340 material machined by Callies vetted and reliable Compstar supplier * Machined by Callies vetted and reliable Compstar supplier * Nitrided for optimal hardness and wear resistance * Every crankshaft is finished and inspected in-house at Callies Limited stroke and pin size combinations * Limited stroke and pin size combinations
Not Yet Reviewed
$2,493.00
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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$1,069.99
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$1,099.99
Chevrolet Performance crankshaft keys get you aligned for performance. Keeping everything in correct relationship with your crank is important—and using parts made specifically for your vehicle by the maker is also important. Proper location means proper timing and balance, which impacts horsepower and torque. Order the crankshaft (or Woodruff) keys recommended for your vehicle and engine application.
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$6.99
Summit Racing™ woodruff keys are designed to locate the crank sprocket on the nose of the crankshaft. They're made of steel and available with zero degree offset for forward or rearward position.
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$3.99
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$49.99
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.
( 9 )
$1,144.74
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$1,190.53
Race smart with Magnum durable competition crankshafts from Callies. Manufactured from ultra-pure AISI 4340 steel, these cranks are subjected to multiple heat treatments, giving them unsurpassed wear and strength characteristics. With their gundrilled mains and fully profiled counterweights, you may choose from an available selection for a variety of engine types. You just can't beat the proven reliability and value of Callies Magnum crankshafts.
( 2 )
$3,721.00
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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$906.99
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$1,189.99
Manley offers crankshaft keys for LS/Hemi applications. These semi-circular shaped removable parts—also called woodruff keys—fit into matching keyways cut into the crankshaft, leaving protruding tabs. These tabs mate with matching slots on the harmonic balancer flush upon the shaft. They are used to improve the concentricity of the shaft and the mating part, which is critical for high-speed operation. Order the key recommended for your year, make, and engine family.
Not Yet Reviewed
$4.37
ACDelco GM Genuine Parts engine crankshaft keys are designed, engineered, and tested to rigorous standards, and are backed by General Motors. GM Genuine Parts are the true OE parts installed during the production of or validated by General Motors for GM vehicles. For optimal performance and fit, choose ACDelco crankshaft keys for your GM vehicle.
( 1 )
$5.99
Allstar Performance Crankshaft Keys will restore proper timing gear and dampener positioning. They are available for short, long, and Vortec applications. Replace worn crankshaft keys with new ones from Allstar.
( 3 )
$4.99
Scat forged counterweighted crankshafts are made from high-tensile 4340 chromoly steel, with fully machined exterior profiles. All four counterweights are machined to exact symmetrical position and mass. The cranks are electronically balanced to within 2 grams, ground to exacting tolerances, and micro-polished for maximum bearing life. These replacement crankshafts are designed for 1908-27 Ford Model T applications.
( 2 )
$1,188.99
Dorman crankshaft position sensors are direct-fit replacements that are easy to install and offer long, reliable service. They are constructed from high-quality plastic with metal-reinforced mounting points to protect against failure. Dorman sensors accurately measure crankshaft location to detect misfires and control engine timing. They are manufactured to strict engineering quality standards and are available for a wide variety of applications.
( 2 )
$60.95
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