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Scat Engine Components 4-350-3750-5700-L SBC 4340 Forged Steel Crankshaft 3.750" Stroke

Manufacturer

Scat Engine Components

<p>Since 1964, Scat Engine Components has established itself as one of the most respected manufacturers in the high-performance automotive aftermarket. For over 40 years it's specialized in producing the highest quality crankshafts, connecting rods, piston rings, bearings, flexplates, dampers, and complete rotating assemblies for a diverse range of applications. From grassroots racers to professional engine builders, Scat has earned a reputation for delivering precision-engineered components that perform under the most demanding conditions.</p><h3>Racing Heritage and Innovation</h3><p>Over 50 years later, SCAT's crankshafts, connecting rods and engine components have been used in and have won every type of racing, from short track, Indianapolis, Daytona 500, and NASCAR, to top fuel, funny car, drag, road and off-road racing. The company's commitment to innovation has resulted in multiple SEMA awards, including recognition for groundbreaking engine designs that set industry standards. Scat's state-of-the-art manufacturing facility in Redondo Beach, California houses advanced CNC machining capabilities that can produce custom crankshafts up to 43" in length x 10" in diameter, making them a true one-stop shop for performance engine internals.</p><h3>Premium Product Categories</h3><p>Scat's expertise extends across critical engine components that form the foundation of high-performance builds. Their <a href="/613-scat-engine-components-engine-crankshaft-5292">engine crankshafts</a> range from budget-friendly cast replacements to exotic forged and billet options designed for extreme racing applications. SCAT crankshafts are made from CNC-machined aircraft-quality aluminum, with designs ranging from stock-replacement cast cranks that are ideal for your next rebuild, to featherweight forged components made for the track. For complete engine builds, their <a href="/613-scat-engine-components-engine-crankshaft-rotating-assembly-49641">engine crankshaft rotating assemblies</a> deliver perfectly balanced, matched components that eliminate guesswork from the build process.</p><p>The company's <a href="/613-scat-engine-components-engine-connecting-rod-5276">engine connecting rods</a> are available in both I-beam and H-beam configurations, manufactured from premium 4340 steel for maximum strength and reliability. Beyond engine internals, Scat also produces high-quality <a href="/613-scat-engine-components-seat-14108">seats</a> and <a href="/613-scat-engine-components-seat-mounting-bracket-14935">seat mounting brackets</a> through their Procar by SCAT division, offering custom seating solutions for performance and restoration projects.</p><h3>Engineering Excellence</h3><p>What separates Scat from competitors is their complete in-house manufacturing capability. The company designs, engineers, and produces components from raw materials to finished assemblies, maintaining tight quality control throughout the entire process. Their crankshafts undergo precision machining, ion nitriding, and heat treatment processes that deliver superior strength and durability. This vertical integration ensures consistency and allows for custom solutions that meet the exact specifications of professional engine builders and performance enthusiasts alike.</p><p>Whether you're building a mild street engine or an all-out race motor, Scat Engine Components provides the precision-manufactured internals that serious engine builders trust. Their decades of experience, proven racing success, and commitment to innovation make them an essential brand for anyone seeking maximum performance and reliability from their engine build.</p>

Part Number

4-350-3750-5700-L
08/13/2036 6:09 AM
Sale Price

$926.70

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Usually delivered within 2 days

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Product Details

The Scat Engine Components 4-350-3750-5700-L is a high-performance forged steel crankshaft designed for small block Chevy (SBC) engines. Manufactured from premium 4340 forged steel, this crankshaft delivers exceptional strength and durability for demanding applications including street performance, racing, and high-horsepower builds.

Key Specifications:

  • Stroke: 3.750 inches
  • Material: 4340 forged steel construction
  • Application: Small Block Chevy (SBC) V8 engines
  • Rod journal size: 2.100 inches
  • Main journal size: 2.450 inches
  • Lightweight design with counterweights for proper balance

Features and Benefits:

  • 4340 forged steel provides superior tensile strength compared to cast cranks
  • Precision machined and heat-treated for maximum durability
  • Micro-polished journals reduce friction and wear
  • Nitrided surface treatment for enhanced wear resistance
  • Ideal for stroker engine builds increasing displacement
  • Suitable for naturally aspirated and forced induction applications

This crankshaft is perfect for enthusiasts looking to build a reliable, high-performance SBC engine with increased displacement and torque. The 3.750-inch stroke allows for displacement increases when paired with appropriate bore sizes, making it an excellent choice for 383, 406, and larger stroker combinations.

So far so good

Quick delivery

Excellent

Easy

This is my second time ordering from Autoplicity.com. And i receive fast email for package and tracking and delivery service no worries.

Fair prices, website was well organized.

A+

Good service.

Cheapest price I could find. Uses google checkout, which I like. Fast shipping, sends tracking number fast.<br>Limited shipping options, but the thing I ordered was an odd size.<br>

Ordered on a Friday and they had it shipped by Monday and will be at my door step by Wednesday. Prices are amazing I will have to buy from them again.

Great price

Great experience. Good service. Reasonable prices.

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