{"product_id":"347-c-i-long-block-engine","title":"347 c.i. Long Block Engine","description":"The BluePrint Engines 347 c.i. This unit produces a robust 415 horsepower and 415 lb-ft of torque, suitable for both street performance and track use, while maintaining desirable throttle response and street manners. It features a high-strength cast iron block with increased deck thickness and strength webbing, priority main oiling, a 4.000\" bore, 4-bolt main, a 1-piece rear main seal, and an improved water jacket design.\n\nThe rotating assembly includes a cast crankshaft with a 3.400\" stroke, forged 5.400\" connecting rods, forged pistons with a 9cc dish, and is 28oz externally balanced front and rear. The cylinder heads are BluePrint Aluminum Heads (HP9009) with 60cc chambers, 2.02\" intake valves, 1.60\" exhaust valves, and 190cc intake\/60cc exhaust runners. The camshaft is a hydraulic roller with .543\" intake lift and .554\" exhaust lift, and 218° intake duration \/ 226° exhaust duration @ .050\" lift with a 112° LSA.\n\nThis long block comes pre-assembled with essential components, including a black front sump oil pan (BPP302FSPAN), BluePrint logo'd valve covers (BPP9237), a BluePrint timing cover (BPP302351TC), and a BluePrint dipstick (BPP6920). This engine requires 91+ octane fuel. It is externally balanced with 28oz weight for both the front and rear, and BluePrint Engines recommends a 1800-2200 RPM stall converter and specific break-in procedures detailed in their installation manual. A comprehensive, dyno-generated printout detailing critical engine specs will accompany the delivered engine.","brand":"Blueprint Engines","offers":[{"title":"Default Title","offer_id":52867320840504,"sku":"BP3472CT","price":6299.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0970\/4895\/3144\/files\/687909825.webp?v=1787910707","url":"https:\/\/store.motormia.co\/products\/347-c-i-long-block-engine","provider":"MOTORMIA","version":"1.0","type":"link"}