{"product_id":"manley-chrysler-hemi-5-7-6-4l-4-080in-stroke-crankshaft","title":"Manley Perf 4.080in Stroke Crankshaft: Fits Chrysler \/ Dodge \/ Ram Hemi 5.7L \/ 6.4L (05-26)","description":"\u003ch3\u003eManley Performance Pro Series 4340 Alloy Steel Crankshaft\u003c\/h3\u003e\u003cp\u003eChrysler HEMI 5.7L \/ 6.4L Engines with 4.080in Stroke\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003e192058\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eOverview:\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eThe Manley Performance Pro Series crankshaft is a high-quality forged component designed specifically for Chrysler HEMI 5.7L and 6.4L engines. Crafted from premium 4340 alloy steel, this crankshaft offers enhanced strength and durability to support increased power and torque demands.\u003c\/p\u003e\u003cp\u003eIdeal for performance enthusiasts, engine builders, and racers seeking a reliable rotating assembly upgrade, this crankshaft helps your engine withstand the rigors of high-performance applications while maintaining smooth operation and longevity.\u003c\/p\u003e\u003cp\u003eWith a 4.080-inch stroke, it is engineered to optimize displacement and torque output, making it a solid choice for those upgrading or rebuilding their HEMI engines for street, strip, or track use.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eKey Features:\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eThis Pro Series crankshaft incorporates several advanced features to ensure superior performance and reliability:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eConstructed from forged 4340 alloy steel for exceptional strength and fatigue resistance.\u003c\/li\u003e\n\u003cli\u003ePrecision-machined to exacting tolerances for optimal balance and smooth engine operation.\u003c\/li\u003e\n\u003cli\u003eDesigned with a 4.080-inch stroke to increase engine displacement and torque potential.\u003c\/li\u003e\n\u003cli\u003eCompatible with a wide range of Chrysler HEMI 5.7L and 6.4L engine builds.\u003c\/li\u003e\n\u003cli\u003eHeat-treated and stress-relieved to enhance durability under high-load conditions.\u003c\/li\u003e\n\u003cli\u003eFeatures standard journal sizes to fit OEM or aftermarket bearings without modification.\u003c\/li\u003e\n\u003cli\u003eIdeal for performance upgrades, engine rebuilds, and high-horsepower applications.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eConstruction \u0026amp; Design:\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eThe Manley Pro Series crankshaft is forged from premium 4340 alloy steel, a material known for its excellent tensile strength and toughness. The forging process ensures a dense, uniform grain structure that resists cracking and fatigue, critical for high-performance engines.\u003c\/p\u003e\u003cp\u003eEach crankshaft undergoes precision machining and balancing to meet strict quality standards, providing smooth rotation and reducing vibration. The 4.080-inch stroke design increases piston travel, which can improve torque output and overall engine performance when combined with compatible components.\u003c\/p\u003e\u003cp\u003eStress-relieving and heat treatment processes further enhance the crankshaft’s durability, making it suitable for demanding street and racing environments.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eInstallation \u0026amp; Fitment:\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eThis crankshaft is designed as a direct fit replacement for Chrysler HEMI 5.7L and 6.4L engines requiring a 4.080-inch stroke component. It uses standard journal dimensions compatible with OEM or aftermarket bearings, facilitating straightforward installation during engine rebuilds or upgrades.\u003c\/p\u003e\u003cp\u003eNo special modifications, cutting, or welding are required to install this crankshaft when used with compatible engine components. Proper balancing and assembly by a qualified engine builder are recommended to ensure optimal performance and reliability.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhat's Included:\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\u003cli\u003eOne forged 4340 alloy steel crankshaft with 4.080-inch stroke\u003c\/li\u003e\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eIdeal For:\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003ePerformance enthusiasts upgrading Chrysler HEMI 5.7L or 6.4L engines\u003c\/li\u003e\n\u003cli\u003eEngine builders assembling high-horsepower or high-torque powerplants\u003c\/li\u003e\n\u003cli\u003eStreet, strip, and track applications requiring durable rotating assemblies\u003c\/li\u003e\n\u003cli\u003eRebuilds seeking a reliable forged crankshaft upgrade\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Manley Performance","offers":[{"title":"Default Title","offer_id":46206633476308,"sku":"192058","price":1358.56,"currency_code":"USD","in_stock":true}],"url":"https:\/\/fasthemis.com\/products\/manley-chrysler-hemi-5-7-6-4l-4-080in-stroke-crankshaft","provider":"FastHemis","version":"1.0","type":"link"}