Manley 4.050" Pro-Series Forged Crankshaft with 58 Tooth Reluctor Wheel

Upgrade your Chrysler 5.7L or 6.4L Hemi engine with the Manley 4.050" Pro-Series Forged Crankshaft. This high-performance crankshaft is designed specifically for small block HEMI engines produced from 2013 onwards, allowing you to maximize your engine's potential.

Features That Make a Difference

• Premium 4340 Steel Forging: Crafted from top-quality materials, this crankshaft ensures durability and reliability under extreme conditions.
• Multi-Step Heat Treatment: Each crankshaft undergoes a meticulous heat treatment process, enhancing its strength and longevity.
• Stress Relieved and Shot-Peened: This process minimizes the risk of fatigue, ensuring the crankshaft stands up to the demands of high-performance applications.
• Micro Polished Journals: Large radius journals are polished to perfection, requiring narrowed rod bearings for optimal performance.
• Dual Keyed Post: Designed to accommodate supercharger drive pulleys, providing versatility for performance upgrades.
• Lightweight Design: Gun drilled mains and lightened rod journals help reduce overall weight without compromising strength.
• Fully Profiled Counterweights: Tailored for 6.125" length connecting rods, ensuring smooth operation.

Specifications

• Stroke: 4.050"
• Crank Pin Diameter: 2.000" (small journal)
• Fitment: Chrysler 5.7L/6.4L HEMI engines from 2013 and later
• Reluctor Wheel: Comes with a 58 tooth reluctor wheel installed

Important Fitment Notes

• For VVT engines, a crankshaft gear spacer (part number 42000) is necessary.
• The stock timing crank gear may require chamfering to accommodate the larger radius on the crankshaft snout.
• 58 tooth reluctor wheels feature a tooth width of .130" and include a dimple on the rear face.
• All reluctor wheels are secured with four fasteners for added reliability.
• This crankshaft is not intended for use with highly boosted roots-style cog belt superchargers.
• Note that these cranks are not balanced and come with non-drilled counterweights.

Customer Feedback

Customers have praised the Manley 4.050" Pro-Series Forged Crankshaft for its robust construction and performance enhancements. Many have noted significant improvements in their engine's responsiveness and overall power delivery after installation. Users appreciate the attention to detail, particularly the micro-polished journals and the lightweight design, which contribute to a smoother and more efficient engine operation.

Take Your HEMI to the Next Level

If you're looking to boost your Chrysler 5.7L or 6.4L HEMI's performance, the Manley 4.050" Pro-Series Forged Crankshaft is a fantastic choice. With its cutting-edge design and high-quality materials, this crankshaft is ready to help you achieve your performance goals.