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Scat Standard Weight
Scat’s 4340 standard weight crankshafts will give you strength and reliability to dominate the competition. With SCAT’s premium non-twist forgings, machined to exact specifications big and reliable cubic inches can be made. They include straight shot chamfered oil holes and rod journals that feature large radii and lightening holes.

Scat Pro Series
Scat's Pro Series crankshafts are manufactured using Non-Twist Single Plane 4340 forgings. They also include straight shot chamfered oil holes and rod journals with large radii and lightening holes. The Pro Series also feature Aero Wing Profiled counterweights and are precision ground, heat treated and are nitrided for superior wear resistance.

Scat Superlight
Scat's Superlight crankshafts are designed to replace factory crankshafts or for "Spec" Class racing use. They are designed for use in a stock to mildly enhanced engine Superlight cranks also include straight shot chamfered oil holes and rod journals as well as rod journals with large radii and lightening holes. Also integral are the Aero Wing counterweight which are undercut and bridged to increase strength. They are also precision ground, heat treated and are nitrided for superior wear resistance.


Select from the Crankshaft types below to explore the available SCAT Crankshafts.
Cast Steel
SCAT Cast Steel Crankshafts are manufactured of high carbon steel in a variety of applications and strokes. They are inspected at SCAT in the USA and typical features include: Precision ground and micro polished, No more hassles with poor quality crank cores, Simplify your bearing stocks to all standard/standard size. SCAT's Cast Steel Crankshafts are perfect for any performance application up to 500 HP and come in standard and light weight designs.
Forged 4340 Steel
SCAT 4340 Crankshafts are machined from a premium 4340 steel and are heat treated for maximum strength and typically feature: Straight shot & chamfered oil holes, Nitride hardened for superior wear reisistance, Lightening holes in all rod throws Large radius on all journals, Precision ground, Heat treated, shot peened, All Inspected & micropolished at SCAT. For absolutely serious street and racing applications, these crankshafts are the only choice. They are perfect for high horsepower, torque and RPM's and work great for all levels of power adders. Weights available in Standard, Light Weight, Ultra Light and Q Light.
Billet Steel
SCAT 4340 Crankshafts are machined from a premium 4340 steel and are heat treated for maximum strength and typically feature: Straight shot & chamfered oil holes, Nitride hardened for superior wear reisistance, Lightening holes in all rod throws Large radius on all journals, Precision ground, Heat treated, shot peened, All Inspected & micropolished at SCAT. For absolutely serious street and racing applications, these crankshafts are the only choice. They are perfect for high horsepower, torque and RPM's and work great for all levels of power adders. Weights available in Standard, Light Weight, Ultra Light and Q Light.