{"product_id":"atk-performance-eng-ford-windsor-347-stroker-v8-carbureted-410-hp-420-lb-ft-hp80c","title":"ATK Performance Eng. Ford Windsor 347 Stroker V8; Carbureted; 410 hp \/ 420 lb-ft HP80C","description":"\u003cp\u003e\u003cspan class=\"description\"\u003eEngine Complete Assembly; Ford Windsor Small Block; 347 Cubic Inch Stroker V-8; 0.512\/0.512 Inch Camshaft Lift; 220\/224 Intake Camshaft Duration @50; 2.02 Inch Intake Valves\/1.60 Inch Exhaust Valves; Carbureted; Automotive; 410 Horsepower\/ 420 Foot Pounds of Torque; Seasoned OE Ford Roller Block\/ Aluminum Cylinder Heads With 60 CC Chambers; 9.5:1 Compression Ratio\/ 4.040 Inch Bore\/ 3.400 Inch Stroke; Externally Balanced; Black\/ Silver; With 1.6:1 Ratio Aluminum Roller Rocker Arms\/ ARP Rod Bolts\/ Edelbrock Cylinder Heads\/ Edelbrock Performer RPM Dual Plane Intake Manifold\/ Holley 110 GPH Fuel Pump\/ Hydraulic Roller Camshaft\/ Hypereutectic Pistons\/ Moly Rings\/ MSD 8 Millimeter Spark Plug Wires\/ MSD Pro Billet RTR Distributor\/ Professional Products 28 Ounce Balancer\/ Quick Fuel 680 CFM Carburetor\/ Scat 4340 I Beam Rods\/ Scat Nodular Steel Crankshaft\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv class=\"detail-p65-warning\"\u003e\n\u003cspan class=\"restriction-icon restriction-p65\"\u003e\u003cimg src=\"https:\/\/wwwsc.ekeystone.com\/-\/media\/Project\/KAO\/eKeystone\/Prop65\/prop65.gif\" title=\"Prop 65 WARNING: This product can expose you to chemicals known to the State of California to cause cancer and\/or birth defects or other reproductive harm.  For more information go to www.P65Warnings.ca.gov.\" alt=\"Restriction Icon\"\u003e\u003c\/span\u003eProp 65 WARNING: This product can expose you to chemicals known to the State of California to cause cancer and\/or birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.\u003c\/div\u003e\n\u003cdiv class=\"detail-p65-warning\"\u003e\u003c\/div\u003e\n\u003cdiv class=\"detail-p65-warning\"\u003e\n\u003cdiv class=\"component kaoxa-product-detail-description col-12 indent-bottom\"\u003e\n\u003cdiv class=\"component-content\"\u003e\n\u003cdiv class=\"tabbable populated\"\u003e\n\u003cdiv class=\"product-detail-description\"\u003eATK Engines is proud to maintain a 80+ year history of engine building. Our products are offered by the most reputable companies in the industry and can be seen in classics, muscle cars, daily drivers, off road vehicles, boats and full blown race cars. ATK offers quality engines with name brand components, and a broad range of power offerings for all budgets. ATK is the best choice for your engine needs.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"component kaoxa-product-detail-features col-12\"\u003e\n\u003cdiv class=\"component-content\"\u003e\n\u003cdiv class=\"tabbable populated\"\u003e\n\u003cdiv class=\"product-detail-features\"\u003e\n\u003ch1\u003eFeatures \u0026amp; Benefits\u003c\/h1\u003e\n\u003cul\u003e\n\u003cli class=\"feature\"\u003eProvides Maximum Performance And Long-Term Durability\u003c\/li\u003e\n\u003cli class=\"feature\"\u003eATK High Performance Engines Are Based On Dyno Proven Combinations Built With Name Brand Parts\u003c\/li\u003e\n\u003cli class=\"feature\"\u003eFeatures Moly Rings\u003c\/li\u003e\n\u003cli class=\"feature\"\u003eFeatures Nodular Iron Crankshaft\u003c\/li\u003e\n\u003cli class=\"feature\"\u003eFeatures Hydraulic Roller Camshaft\u003c\/li\u003e\n\u003cli class=\"feature\"\u003eFeatures Double Roller Timing Chain\u003c\/li\u003e\n\u003cli class=\"feature\"\u003eFeatures Aluminum Rocker Arms\u003c\/li\u003e\n\u003cli class=\"feature\"\u003eFeatures Aluminum Cylinder Head\u003c\/li\u003e\n\u003cli class=\"feature\"\u003eFeatures Melling High Volume Oil Pump\u003c\/li\u003e\n\u003cli class=\"feature\"\u003eLimited 2 Year Warranty\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch1\u003eAttributes\u003c\/h1\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cspan class=\"attribute-name\"\u003eCondition: \u003c\/span\u003e\u003cspan class=\"attribute-value\"\u003eRemanufactured\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"attribute-name\"\u003eEngine Compatibility: \u003c\/span\u003e\u003cspan class=\"attribute-value\"\u003eFord Small Block V8 5.7L 347 Cubic Inch\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"attribute-name\"\u003eFuel Delivery Type: \u003c\/span\u003e\u003cspan class=\"attribute-value\"\u003eCarbureted\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"attribute-name\"\u003eHorse Power Output: \u003c\/span\u003e\u003cspan class=\"attribute-value\"\u003e415 Horsepower\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"attribute-name\"\u003eTorque Output (FT-LB): \u003c\/span\u003e\u003cspan class=\"attribute-value\"\u003e430 Feet Pound\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"attribute-name\"\u003eCylinder Head Material: \u003c\/span\u003e\u003cspan class=\"attribute-value\"\u003eDart Aluminum 58cc\/ 170cc 2.02\/ 1.60\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"attribute-name\"\u003eCylinder Block Material: \u003c\/span\u003e\u003cspan class=\"attribute-value\"\u003eAluminum\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"attribute-name\"\u003eBore (IN): \u003c\/span\u003e\u003cspan class=\"attribute-value\"\u003e4.04 Inch\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"attribute-name\"\u003eStroke (IN): \u003c\/span\u003e\u003cspan class=\"attribute-value\"\u003e3.4 Inch\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"attribute-name\"\u003eCompression Ratio: \u003c\/span\u003e\u003cspan class=\"attribute-value\"\u003e9.5:1\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"attribute-name\"\u003eColor: \u003c\/span\u003e\u003cspan class=\"attribute-value\"\u003eBlack\/ Silver\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"attribute-name\"\u003eBalanced Type: \u003c\/span\u003e\u003cspan class=\"attribute-value\"\u003eExternal\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"attribute-name\"\u003eIncludes Fuel Pump: \u003c\/span\u003e\u003cspan class=\"attribute-value\"\u003eMechanical Fuel Pump\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"attribute-name\"\u003eIncludes Oil Pan: \u003c\/span\u003e\u003cspan class=\"attribute-value\"\u003eFront Sump Oil Pan\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"attribute-name\"\u003eIncludes Valve Covers: \u003c\/span\u003e\u003cspan class=\"attribute-value\"\u003eYes\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"attribute-name\"\u003eIncludes Harmonic Balancer: \u003c\/span\u003e\u003cspan class=\"attribute-value\"\u003eYes\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"attribute-name\"\u003eIncludes Water Pump: \u003c\/span\u003e\u003cspan class=\"attribute-value\"\u003eOE Standard Rotation RH Inlet Water Pump\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"attribute-name\"\u003eIncludes Intake Manifold: \u003c\/span\u003e\u003cspan class=\"attribute-value\"\u003eEdelbrock Performer RPM Part 7121\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"attribute-name\"\u003eIncludes Carburetor: \u003c\/span\u003e\u003cspan class=\"attribute-value\"\u003eQuick Fuel 680 CFM Vacuum Secondary’s With Electric Choke Part HR-680CFM\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"attribute-name\"\u003eIncludes Air Cleaner: \u003c\/span\u003e\u003cspan class=\"attribute-value\"\u003eNo\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"attribute-name\"\u003eIncludes Timing Chain Cover: \u003c\/span\u003e\u003cspan class=\"attribute-value\"\u003eYes\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"attribute-name\"\u003eIncludes Distributor: \u003c\/span\u003e\u003cspan class=\"attribute-value\"\u003ePro Billet Distributor\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"attribute-name\"\u003eIncludes Ignition Wires: \u003c\/span\u003e\u003cspan class=\"attribute-value\"\u003e8 Millimeter Wire\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"attribute-name\"\u003eIncludes Spark Plugs: \u003c\/span\u003e\u003cspan class=\"attribute-value\"\u003eAutolite Part 3923\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"attribute-name\"\u003eIncludes Wiring Harness: \u003c\/span\u003e\u003cspan class=\"attribute-value\"\u003eNo\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"attribute-name\"\u003eIncludes Flywheel: \u003c\/span\u003e\u003cspan class=\"attribute-value\"\u003eNo\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"attribute-name\"\u003eMarine: \u003c\/span\u003e\u003cspan class=\"attribute-value\"\u003eNo\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv class=\"row\"\u003e\n\u003cdiv class=\"col-3\"\u003eName\u003c\/div\u003e\n\u003cdiv class=\"col-1\"\u003eCode\u003c\/div\u003e\n\u003cdiv class=\"col-lg\"\u003eDescription\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"row\"\u003e\n\u003cdiv class=\"col-3\"\u003eATK ENGINES\u003c\/div\u003e\n\u003cdiv class=\"col-1\"\u003eATK\u003c\/div\u003e\n\u003cdiv class=\"col-lg\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\n\u003cspan\u003eWarranty Return Policy:\u003c\/span\u003e Please contact supplier for RGA prior to return. Item must be sent to supplier for inspection. Contact information is SUPPORT@ATKHP.COM or 866-721-2315.\u003cbr\u003eEstimated 4-6 Weeks from return date for credit.\u003c\/div\u003e\n\u003cdiv\u003e\u003c\/div\u003e\n\u003cdiv\u003e\n\u003ch1\u003eWarranties\u003c\/h1\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/ekeystone.vehiclepartimages.com\/PMDT\/ATP\/Warranty\/ATK%20Warranty.pdf\" target=\"_blank\"\u003eATK Warranty.pdf\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch1\u003eTechnical Bulletins\u003c\/h1\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/ekeystone.vehiclepartimages.com\/PMDT\/ATP\/TechnicalBulletins\/HP80C.pdf\" target=\"_blank\"\u003eHP80C.pdf\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"ATK Performance Engines","offers":[{"title":"Default Title","offer_id":50694786580537,"sku":"HP80C","price":12998.33,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0754\/2938\/0153\/files\/ImageServerAPI-2026-10-07T144908.097.jpg?v=1791398960","url":"https:\/\/summitforgesupply.com\/products\/atk-performance-eng-ford-windsor-347-stroker-v8-carbureted-410-hp-420-lb-ft-hp80c","provider":"Summit Forge Supply","version":"1.0","type":"link"}