{"product_id":"chevrolet-performance-lsx376-b15-long-block-crate-engine-376ci-473-hp-19434412","title":"Chevrolet Performance LSX376-B15 Long Block Crate Engine, 376ci 473 HP | 19434412","description":"\u003cp\u003eThe Chevrolet Performance LSX376-B15 is a 376 cubic inch LS long block crate engine built on an LSX cast-iron block with an all-forged rotating assembly rated to support boost. It is rated at 473 HP in naturally aspirated form and ships as a long block without an intake manifold or accessories.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eSpecifications:\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eType: Long block crate engine\u003c\/li\u003e\n\u003cli\u003eDisplacement: 376 cubic inch (6.2L)\u003c\/li\u003e\n\u003cli\u003eHorsepower: 473 HP at 6000 RPM\u003c\/li\u003e\n\u003cli\u003eTorque: 444 lb-ft at 5000 RPM\u003c\/li\u003e\n\u003cli\u003eCompression ratio: 9:1\u003c\/li\u003e\n\u003cli\u003eBlock: LSX cast iron, 6-bolt cross-bolted main caps\u003c\/li\u003e\n\u003cli\u003eCrankshaft: Forged 4340 steel, 3.622 in stroke\u003c\/li\u003e\n\u003cli\u003eCylinder heads: LSX-LS3 rectangle port, 68cc chambers\u003c\/li\u003e\n\u003cli\u003eValves: 2.16 in intake \/ 1.55 in exhaust\u003c\/li\u003e\n\u003cli\u003eCamshaft: Hydraulic roller, 0.560 in \/ 0.555 in lift, 210 \/ 230 degrees duration\u003c\/li\u003e\n\u003cli\u003eRotating assembly: All-forged, rated to support up to 15 psi boost\u003c\/li\u003e\n\u003cli\u003eConfiguration: Long block, supplied without intake manifold or accessories\u003c\/li\u003e\n\u003cli\u003eQuantity: Each\u003c\/li\u003e\n\u003cli\u003ePart number: 19434412\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eApplications:\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eGM LS-Series performance and engine-swap builds\u003c\/li\u003e\n\u003cli\u003eForced-induction (supercharged or turbocharged) builds up to 15 psi boost\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\u003ch5\u003eHow much power does the LSX376-B15 make?\u003c\/h5\u003e\u003cp\u003eIt is rated at 473 HP at 6000 RPM and 444 lb-ft of torque at 5000 RPM in naturally aspirated trim.\u003c\/p\u003e\u003ch5\u003eIs the LSX376-B15 designed for boost?\u003c\/h5\u003e\u003cp\u003eYes. It uses an all-forged rotating assembly and is rated to support up to 15 psi of boost, making it a common base for supercharged and turbocharged builds.\u003c\/p\u003e\u003ch5\u003eWhat is included with this crate engine?\u003c\/h5\u003e\u003cp\u003eIt ships as a long block. It does not include an intake manifold or external accessories, which allows the induction system to be tailored to the application.\u003c\/p\u003e\u003ch5\u003eWhat block and heads are used?\u003c\/h5\u003e\u003cp\u003eIt uses an LSX cast-iron block with six-bolt cross-bolted main caps and LSX-LS3 rectangle-port cylinder heads with 68cc chambers.\u003c\/p\u003e\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"How much power does the LSX376-B15 make?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"It is rated at 473 HP at 6000 RPM and 444 lb-ft of torque at 5000 RPM in naturally aspirated trim.\"}}, {\"@type\": \"Question\", \"name\": \"Is the LSX376-B15 designed for boost?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes. It uses an all-forged rotating assembly and is rated to support up to 15 psi of boost, making it a common base for supercharged and turbocharged builds.\"}}, {\"@type\": \"Question\", \"name\": \"What is included with this crate engine?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"It ships as a long block. It does not include an intake manifold or external accessories, which allows the induction system to be tailored to the application.\"}}, {\"@type\": \"Question\", \"name\": \"What block and heads are used?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"It uses an LSX cast-iron block with six-bolt cross-bolted main caps and LSX-LS3 rectangle-port cylinder heads with 68cc chambers.\"}}]}\u003c\/script\u003e","brand":"Chevrolet Performance Parts","offers":[{"title":"Default Title","offer_id":41668363092016,"sku":"FMQX_19434412","price":14296.64,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0586\/9548\/3440\/files\/GMP19434412.jpg?v=1727985460","url":"https:\/\/berryperformancesales.com\/products\/chevrolet-performance-lsx376-b15-long-block-crate-engine-376ci-473-hp-19434412","provider":"Berry Performance Sales","version":"1.0","type":"link"}