{"product_id":"manley-chevrolet-big-block-454-non-twist-forgings-4-250in-stroke-crankshaft","title":"Manley Chevrolet Big Block 454 Non-Twist Forgings 4.250in Stroke Crankshaft - 190290","description":"\u003cp\u003eOur \"Pro Series\" 4340 alloy steel crankshafts are available with many value packed and high-performance enhancing features for a wide range of domestic engine applications.\u003c\/p\u003e\n\u003ch3\u003eFeatures\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eLightweight Design, 4340 Non-Twist Forging: Our crankshafts feature a lightweight 4340 non-twist forging, ensuring durability and performance.\u003c\/li\u003e\n\u003cli\u003eEnhanced Strength: A multi-step heat treatment process and nitriding enhance the crankshafts' strength and longevity.\u003c\/li\u003e\n\u003cli\u003eMicro-Polished Journals: Large radius journals are micro-polished to reduce friction and enhance performance.\u003c\/li\u003e\n\u003cli\u003eRigorous Quality Assurance: Each crankshaft undergoes stress relief, shot peening, and 100% magnafluxing to meet our stringent quality standards.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecs\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eManley Crankshaft, CRANK-4340 FORGE 4.250 STROKE CCW\u003c\/li\u003e\n\u003cli\u003eProduct Market: Domestic\u003c\/li\u003e\n\u003cli\u003eWeight: 75.000\u003c\/li\u003e\n\u003cli\u003eProduct Type: Engine Crankshaft\u003c\/li\u003e\n\u003cli\u003eEngine Stroke: 4.250\u003c\/li\u003e\n\u003cli\u003eMinimum Rod Length: 6.385\u003c\/li\u003e\n\u003cli\u003eMain Journal Diameter: 2.750\u003c\/li\u003e\n\u003cli\u003eRod Journal Diameter: 2.200\u003c\/li\u003e\n\u003cli\u003eBob Weight: 2350\u003c\/li\u003e\n\u003cli\u003eCrankshaft Material: 4340 Steel\u003c\/li\u003e\n\u003cli\u003eLightened: No\u003c\/li\u003e\n\u003cli\u003eReluctor Ring Included: No\u003c\/li\u003e\n\u003cli\u003eRear Main Seal Type: 2 Piece\u003c\/li\u003e\n\u003cli\u003eMaterial: 4340 Steel\u003c\/li\u003e\n\u003cli\u003eIndustry: Automotive\u003c\/li\u003e\n\u003cli\u003eOut of Stock Message: Call for Availability\u003c\/li\u003e\n\u003cli\u003eTitle: Manley Crankshaft, CRANK-4340 FORGE 4.250 STROKE CCW\u003c\/li\u003e\n\u003cli\u003eProp 65 Yes\/No: Yes\u003c\/li\u003e\n\u003cli\u003eProp 65 (C, R or CR): CR\u003c\/li\u003e\n\u003cli\u003eProp 65 - Short Label: Prop 65 Warning Label.JPG\u003c\/li\u003e\n\u003cli\u003eEngine Type: ICE\u003c\/li\u003e\n\u003cli\u003eMake: Chevrolet\u003c\/li\u003e\n\u003cli\u003eEngine: Big Block\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Manley Performance","offers":[{"title":"Default Title","offer_id":52755745964395,"sku":"MAN190290","price":1657.36,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/9690\/4998\/files\/public_cdaf9f91-dcf5-4106-8464-b2a807dee543.jpg?v=1778192681","url":"https:\/\/www.raptorracing.ca\/products\/manley-chevrolet-big-block-454-non-twist-forgings-4-250in-stroke-crankshaft","provider":"Raptor Racing","version":"1.0","type":"link"}