{"product_id":"blueprint-engines-400-sbc-crate-engine-long-block-500hp-bp4002ct1","title":"BluePrint Engines 400CI GM Small Block Crate Engine, Long Block — 500 HP \/ 510 lb-ft | Forged, HP8103 Aluminum Heads | BP4002CT1","description":"\u003cp\u003eThis is a BluePrint Engines 400 cubic inch GM small block crate engine, built as a long block, rated at 500 horsepower and 510 lb-ft of torque. It pairs a forged steel crankshaft and forged pistons with BluePrint HP8103 aluminum cylinder heads and a hydraulic roller cam at 10.3:1 compression, supplied without induction or accessories so the buyer can choose a fuel system. Every BluePrint crate engine is dyno tested and ships with a dyno printout.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eSpecifications:\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eDisplacement: 400 c.i.\u003c\/li\u003e\n\u003cli\u003eHorsepower: 500 HP\u003c\/li\u003e\n\u003cli\u003eTorque: 510 lb-ft\u003c\/li\u003e\n\u003cli\u003eBore: 4.125 in\u003c\/li\u003e\n\u003cli\u003eStroke: 3.750 in\u003c\/li\u003e\n\u003cli\u003eCompression ratio: 10.3:1\u003c\/li\u003e\n\u003cli\u003eBlock: High-strength cast iron, 4-bolt main, 1-piece rear main seal, mechanical fuel pump provision, drilled and tapped for clutch linkage, passenger-side dipstick\u003c\/li\u003e\n\u003cli\u003eCrankshaft: Forged steel, 3.750 in stroke\u003c\/li\u003e\n\u003cli\u003eConnecting rods: 5.700 in\u003c\/li\u003e\n\u003cli\u003ePistons: Forged\u003c\/li\u003e\n\u003cli\u003eCylinder heads: BluePrint aluminum HP8103, 64cc chamber, 2.08 in intake \/ 1.60 in exhaust valves, 220cc intake \/ 67cc exhaust runners\u003c\/li\u003e\n\u003cli\u003eCamshaft: Hydraulic roller, .555 in intake \/ .576 in exhaust lift, 236\/242 duration at .050, 110 deg lobe separation\u003c\/li\u003e\n\u003cli\u003eConfiguration: Long block (no induction)\u003c\/li\u003e\n\u003cli\u003eBalance: Internally balanced front, externally balanced rear\u003c\/li\u003e\n\u003cli\u003eFuel: 91+ octane\u003c\/li\u003e\n\u003cli\u003ePart number: BP4002CT1\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eWhat's Included:\u003c\/strong\u003e Long block assembly with BluePrint HP8103 aluminum heads and hydraulic roller cam. Also includes BluePrint valve covers (BPP9518), dipstick (BPP9420), timing cover, oil pump, and oil pan. A harmonic balancer is not part of the included list, and carburetor or EFI, intake, ignition, and front accessories are not included on the long block.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eEngine Platform:\u003c\/strong\u003e Built to the GM small block (SBC) platform. BluePrint notes this engine is not for EGR.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eProp 65 Warning:\u003c\/strong\u003e This product can expose you to chemicals known to the State of California to cause cancer and reproductive harm. For more information visit www.P65Warnings.ca.gov.\u003c\/p\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\u003ch5\u003eWhat is included with the BP4002CT1 long block?\u003c\/h5\u003e\u003cp\u003eIt is a long block: the assembled block, forged rotating assembly, HP8103 aluminum cylinder heads, and hydraulic roller cam, plus valve covers, dipstick, timing cover, oil pump, and oil pan. It does not include a harmonic balancer, intake, carburetor or EFI, distributor, or accessories.\u003c\/p\u003e\u003ch5\u003eHow much power does this 400 make?\u003c\/h5\u003e\u003cp\u003eIt is rated at 500 horsepower and 510 lb-ft of torque, and each engine ships with a dyno printout of its tested results.\u003c\/p\u003e\u003ch5\u003eWhat fuel does it require?\u003c\/h5\u003e\u003cp\u003eBluePrint lists 91 octane or higher for this 10.3:1 compression engine.\u003c\/p\u003e\u003ch5\u003eIs it internally or externally balanced?\u003c\/h5\u003e\u003cp\u003eIt is internally balanced at the front and externally balanced at the rear, so match the flywheel or flex plate accordingly.\u003c\/p\u003e\u003ch5\u003eWhat oil does BluePrint list for this engine?\u003c\/h5\u003e\u003cp\u003eBluePrint lists 10W-30 oil BPP10W30 among the related products for this 400 c.i. long block.\u003c\/p\u003e\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What is included with the BP4002CT1 long block?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"It is a long block: the assembled block, forged rotating assembly, HP8103 aluminum cylinder heads, and hydraulic roller cam, plus valve covers, dipstick, timing cover, oil pump, and oil pan. It does not include a harmonic balancer, intake, carburetor or EFI, distributor, or accessories.\"}}, {\"@type\": \"Question\", \"name\": \"How much power does this 400 make?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"It is rated at 500 horsepower and 510 lb-ft of torque, and each engine ships with a dyno printout of its tested results.\"}}, {\"@type\": \"Question\", \"name\": \"What fuel does it require?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"BluePrint lists 91 octane or higher for this 10.3:1 compression engine.\"}}, {\"@type\": \"Question\", \"name\": \"Is it internally or externally balanced?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"It is internally balanced at the front and externally balanced at the rear, so match the flywheel or flex plate accordingly.\"}}, {\"@type\": \"Question\", \"name\": \"What oil does BluePrint list for this engine?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"BluePrint lists 10W-30 oil BPP10W30 among the related products for this 400 c.i. long block.\"}}]}\u003c\/script\u003e","brand":"BluePrint Engines","offers":[{"title":"Default Title","offer_id":42416743612464,"sku":"FMKG_BP4002CT1","price":8099.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0586\/9548\/3440\/files\/BPEBP4002CT1.jpg?v=1758664819","url":"https:\/\/berryperformancesales.com\/products\/blueprint-engines-400-sbc-crate-engine-long-block-500hp-bp4002ct1","provider":"Berry Performance Sales","version":"1.0","type":"link"}