{"product_id":"blueprint-engines-383ci-stroker-crate-engine-small-block-gm-shortblock-plus-bp38321sp","title":"GM Small Block Compatible 383 c.i. Engine - 432 Horsepower - Power Adder - Short Block Plus","description":"\u003ch4\u003eOverview:\u003c\/h4\u003e\n\u003cp\u003eBluePrint BP38321SP GM Small Block Compatible performance short block engine has been dyno tested at our factory with a Holley Classic 750cfm Carburetor and H8002K Cylinder Heads and produced 436 horsepower and 443 minimum torque. Not every BP38321SP is Dyno tested. This performance shows the capabilities of this engine. Performance may vary depending upon what cylinder heads, fuel system and intake manifold you choose. This engine features a 4-inch bore which mathematically yields a 377ci with a 3.75-inch stroke. This customizable engine comes with timing cover, harmonic balances, oil pan, hydraulic roller cam, and a high-volume oil pump. \u003cspan data-olk-copy-source=\"MessageBody\"\u003eThis power adder engine is engineered to handle any type of forced induction. Whether you’re adding nitrous, a supercharger, or turbos, this short block has the strength and reliability to take the boost.\u003c\/span\u003e\u003cspan style=\"font-size: 11.0pt; line-height: 115%;\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch4 class=\"pro-title-custom\"\u003eDescription:\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eHorsepower \u0026amp; Torque: 432 Horsepower \/ 450 ft. lbs. Torque\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCompression Ratio: 9.5:1\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eBluePrint Engines Hydraulic Roller Cam\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eBluePrint Engines \u003c\/span\u003e\u003cspan\u003eForged Pistons\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eBluePrint Engines Forged Crank\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4 class=\"pro-title-custom\"\u003eBlock:\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eBluePrint Engines High Strength Cast Iron Block\u003c\/li\u003e\n\u003cli\u003eCylinders Honed on Computer-Controlled Machine to Within .0002 Straightness and Roundness\u003c\/li\u003e\n\u003cli\u003eCylinders are Sonic Tested for Thickness\u003c\/li\u003e\n\u003cli\u003eAlign Honed Main Bearing Bore\u003c\/li\u003e\n\u003cli\u003ePassenger Side Dipstick \u003c\/li\u003e\n\u003cli\u003e1 Piece Rear Main Seal\u003c\/li\u003e\n\u003cli\u003e4 Bolt Main\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e4.00\" Bore\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv class=\"product-custom-info\"\u003e\n\u003ch4 class=\"pro-title-custom\"\u003eRotating Assembly:\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eNew Forged Crankshaft\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e3.75\" Stroke\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eForged Pistons, 18cc Dish\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eForged Rods with 150,000 PSI Bolts\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"product-custom-info\"\u003e\n\u003ch4 class=\"pro-title-custom\"\u003eCam Specs w 1.5 Rocker Ratio:\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eHydraulic Roller\u003c\/li\u003e\n\u003cli\u003e.495 Intake \/ .502 Exhaust Lift\u003c\/li\u003e\n\u003cli\u003e220 Intake \/ 224 Exhaust Duration\u003c\/li\u003e\n\u003cli\u003e@ .050-114 Degree Lobe Separation\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"product-custom-info\"\u003e\n\u003ch4 class=\"pro-title-custom\"\u003eIgnition Timing:\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003e34 Degrees Total (at 3500 RPM)\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"product-custom-info\"\u003e\n\u003ch4 class=\"pro-title-custom\"\u003eAlso Includes:\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eHeavy Duty Double Roller Timing Set\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eHigh Volume Oil Pump \u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eHarmonic Balancer\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eTiming Cover\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eOil Pan\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"product-custom-info\"\u003e\n\u003ch4 class=\"pro-title-custom\"\u003eNotes:\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eThis engine features a true 4-inch bore, which mathematically yields 377 CID with a 3.75-inch stroke.\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eThis engine requires a non-weighted 8\" harmonic balancer (included), and late 350ci weighted flexplate\/flywheel.\u003c\/li\u003e\n\u003cli\u003eThe HP and Torque numbers were derived from dyno testing with a 750cfm carb, and with \u003cspan\u003eH8002K \u003c\/span\u003ecylinder heads installed.\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eNot for use in pollution-controlled vehicles.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003e*A Bronze Distributor Gear is NOT Recommended on this Engine.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/www.p65warnings.ca.gov\/\" title=\"https:\/\/www.p65warnings.ca.gov\/\"\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/2160\/9839\/files\/emissions5.png?v=1634153040\"\u003e\u003c\/a\u003e\u003ca href=\"https:\/\/www.p65warnings.ca.gov\/\" title=\"https:\/\/www.p65warnings.ca.gov\/\"\u003e\u003c\/a\u003e\u003ca href=\"https:\/\/www.p65warnings.ca.gov\/\" title=\"https:\/\/www.p65warnings.ca.gov\/\"\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/2160\/9839\/files\/warning.png?v=1634161036\"\u003e\u003c\/a\u003e\u003ca href=\"https:\/\/www.p65warnings.ca.gov\/\" title=\"https:\/\/www.p65warnings.ca.gov\/\"\u003e\u003c\/a\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Blueprint Engines","offers":[{"title":"Default Title","offer_id":50468070883614,"sku":"BP38321SP","price":8161.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0679\/7171\/1262\/files\/BP38321SP-right.jpg?v=1767159294","url":"https:\/\/platinumhpsolutions.myshopify.com\/fr\/products\/blueprint-engines-383ci-stroker-crate-engine-small-block-gm-shortblock-plus-bp38321sp","provider":"Platinum High Performance Solutions, LLC.","version":"1.0","type":"link"}