SCAT Modern Muscle Engine Rotating Assembly Kit

Chrysler / Dodge / Jeep / Ram 5.7L Hemi / 6.1L SRT8 / 6.4L 392 / 6.2L Hellcat & Trackhawk

1-48502BI

Overview:

The SCAT Modern Muscle Engine Rotating Assembly Kit is a precision-engineered solution designed for enthusiasts and professional builders upgrading or rebuilding Chrysler, Dodge, Jeep, and Ram engines in the 5.7L Hemi, 6.1L SRT8, 6.4L 392, and 6.2L Hellcat & Trackhawk families. This comprehensive rotating assembly kit provides a balanced, forged rotating assembly that enhances engine durability and performance, making it ideal for high-performance street and track applications.

Built to exacting standards, this kit offers a reliable foundation for engine builds requiring a 6.0L/368 cubic inch displacement with a 3.927-inch bore and 3.795-inch stroke. It is perfect for those seeking to maintain factory reliability while upgrading internal components for increased strength and longevity.

Key Features:

This SCAT rotating assembly kit combines premium materials and expert craftsmanship to deliver a robust engine foundation. Key features include:

• Balanced rotating assembly for smooth operation and reduced vibration
• Forged 4340 steel crankshaft for superior strength and durability
• Forged aluminum pistons with dome design and trough for optimized combustion
• Forged 4340 steel I-beam connecting rods, 6.125-inch center-to-center length
• Floating wrist pins for reduced friction and wear
• Plasmamoly piston rings included for excellent sealing and wear resistance
• Stock size rod and main bearings included for precise fitment
• Engine internally balanced for optimal performance and longevity
• Compatible with multiple high-performance Chrysler-based engines

Construction & Design:

The SCAT Modern Muscle Engine Rotating Assembly Kit is built with high-quality forged components to withstand the rigors of high-performance use. The crankshaft is crafted from forged 4340 steel, known for its exceptional toughness and fatigue resistance, ensuring long-lasting durability under demanding conditions.

Forged aluminum pistons feature a dome design with a trough to optimize combustion efficiency and power output. The connecting rods are forged 4340 steel I-beams, providing a perfect balance of strength and weight savings. All components are precision machined and balanced internally to reduce vibrations and improve engine smoothness.

Installation & Fitment:

This rotating assembly kit is designed for direct fitment in Chrysler, Dodge, Jeep, and Ram engines with 5.7L Hemi, 6.1L SRT8, 6.4L 392, and 6.2L Hellcat & Trackhawk configurations. Installation requires standard engine assembly procedures and is best performed by experienced engine builders or professional shops. Note that this kit does not include camshaft, lifters, timing components, gaskets, or oil pump, which must be sourced separately.

What's Included:

• Forged 4340 steel crankshaft
• Forged aluminum pistons with dome and trough design
• Forged 4340 steel I-beam connecting rods (6.125-inch center-to-center)
• Piston rings with plasmamoly facing
• Rod bearings (stock size)
• Main bearings (stock size)

Ideal For:

This kit is ideal for performance enthusiasts, engine builders, and racers looking to upgrade or rebuild modern muscle engines with a reliable, high-strength rotating assembly. It suits applications ranging from street performance to track use, providing a solid foundation for increased power and durability in Chrysler-based V8 engines.

SCAT Crankshafts is part of the enthusiast aftermarket, offering components and accessories tailored to drivers who demand more from their vehicles. Their catalog supports everything from maintenance refreshes to performance-oriented upgrades, with a focus on quality and compatibility across popular platforms. If you’re building for the street with an eye toward track performance, SCAT Crankshafts is a solid option.