{"product_id":"blueprint-engines-bp38321sp-383-shortblock-plus","title":"Blueprint Engines BP38321SP - GM Small Block Compatible 383 C.I. Short Block Plus","description":"\u003cp\u003eBlueprint Engines BP38321SP - GM Small Block Compatible 383 C.I. Short Block Plus\u003c\/p\u003e\u003cp\u003e383CI GM Small Block Compatible Short Block Plus\u003c\/p\u003e\u003cp\u003eBluePrint Engines 383 c.i. GM Small Block Compatible - Short Block Plus - Stroker\u003c\/p\u003e\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. This 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\/p\u003e\u003cul\u003e\u003cli\u003eBluePrint lists BPPB160 as the recommended oil filter and BPP10W30 as the recommended service oil for at least some LS engine applications.\u003c\/li\u003e\u003c\/ul\u003e\u003cdiv\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eRecommended Spark Plug Gap\u003c\/strong\u003e: \u003cspan\u003e.035 in.\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eIntake Manifold Vendor\u003c\/strong\u003e: \u003cspan\u003eN\/A\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eFuel Delivery Type\u003c\/strong\u003e: \u003cspan\u003e(Not Included) Recommended 750cfm Carburetor or Higher Depending on Head Choice\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eFuel Delivery Vendor\u003c\/strong\u003e: \u003cspan\u003eN\/A\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eCarb\/Fuel Injection Included\u003c\/strong\u003e: \u003cspan\u003eNo\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eRecommended Octane Fuel\u003c\/strong\u003e: \u003cspan\u003e91+ Octane\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eDistributor Included\u003c\/strong\u003e: \u003cspan\u003eNo\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eDistributor Vendor\u003c\/strong\u003e: \u003cspan\u003eN\/A\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eSpark Plugs Included\u003c\/strong\u003e: \u003cspan\u003eNo\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eRecommended Spark Plug\u003c\/strong\u003e: \u003cspan\u003eBPP7938 - NGK 7938 BKR5E\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eIntake Manifold Included\u003c\/strong\u003e: \u003cspan\u003eNo\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eSpark Plug Wires Included\u003c\/strong\u003e: \u003cspan\u003eNo\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eFiring Order\u003c\/strong\u003e: \u003cspan\u003e1,8,4,3,6,5,7,2\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eWater Pump Included\u003c\/strong\u003e: \u003cspan\u003eNo\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eAir Cleaner Included\u003c\/strong\u003e: \u003cspan\u003eNo\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eRecommended Stall Converter\u003c\/strong\u003e: \u003cspan\u003e2000-2400 RPM\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003ePulley Kit Included\u003c\/strong\u003e: \u003cspan\u003eNo\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eQuantity\u003c\/strong\u003e: \u003cspan\u003eEA\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eIntake Manifold Type\u003c\/strong\u003e: \u003cspan\u003eN\/A\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eValve Covers Included\u003c\/strong\u003e: \u003cspan\u003eNo\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eHorsepower\u003c\/strong\u003e: \u003cspan\u003e430\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eEngine Balance\u003c\/strong\u003e: \u003cspan\u003eInternally Balanced Front - Externally Balanced Rear\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eTorque\u003c\/strong\u003e: \u003cspan\u003e450\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eCompression Ratio\u003c\/strong\u003e: \u003cspan\u003e9.5:1 w\/ 64cc Head and .041 in. Head Gasket\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eBlock Description\u003c\/strong\u003e: \u003cspan\u003eBluePrint Engines Cast Iron Block - 4 Bolt Main\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eRear Main Seal Style\u003c\/strong\u003e: \u003cspan\u003e1 Piece\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eRotating Assembly\u003c\/strong\u003e: \u003cspan\u003eForged Crank - 3.75 in. Stroke and 5.7 in. Rods - This engine features a true 4-inch bore, which mathematically yields 377 CID with a 3.75-inch stroke.\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eCam\u003c\/strong\u003e: \u003cspan\u003eHydraulic Roller - .495 Intake \/ .502 Exhaust Lift - 220 Intake \/ 224 Exhaust Duration -@ .050-114 LSA\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eCrankshaft Vendor\u003c\/strong\u003e: \u003cspan\u003eBluePrint Engines\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003ePistons\u003c\/strong\u003e: \u003cspan\u003eForged\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eCylinder Heads Included\u003c\/strong\u003e: \u003cspan\u003eNo\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eOil Pan Included\u003c\/strong\u003e: \u003cspan\u003eYes-Rear Sump\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eCylinder Heads\u003c\/strong\u003e: \u003cspan\u003eN\/A\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eCylinder Head Vendor\u003c\/strong\u003e: \u003cspan\u003eN\/A\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eFlexplate\/Flywheel Included\u003c\/strong\u003e: \u003cspan\u003eNo\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eRecommended Flexplate\/Flywheel\u003c\/strong\u003e: \u003cspan\u003eBPP871006 - BPP399173 - BPP300116\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eHarmonic Balancer Included\u003c\/strong\u003e: \u003cspan\u003eYes\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eRecommended Harmonic Balancer\u003c\/strong\u003e: \u003cspan\u003eBPP350\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eTiming Requirements\u003c\/strong\u003e: \u003cspan\u003eInitial Timing 10-16 - Total Timing 32-34\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eTiming Cover Included\u003c\/strong\u003e: \u003cspan\u003eYes\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Blueprint Engines","offers":[{"title":"Default Title","offer_id":47282357010570,"sku":"FMKG-BP38321SP","price":5580.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0706\/0619\/2778\/files\/0_bp38321sp-1_normalized.jpg?v=1776258444","url":"https:\/\/www.onlyinstock.com\/products\/blueprint-engines-bp38321sp-383-shortblock-plus","provider":"Only In Stock","version":"1.0","type":"link"}