{"product_id":"luckey-racing-hemi-express-6-4l-392ci-forged-short-block","title":"Luckey Racing HEMI Express 6.4L \/ 392ci Forged Short Block","description":"\u003cp class=\"_p_1iy4o_107\"\u003e\u003cstrong\u003e\u003cspan\u003eLuckey Racing HEMI Express 6.4L \/ 392ci Forged Short Block\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"_p_1iy4o_107\"\u003e\u003cspan\u003eA built-to-order forged Gen III HEMI short block for 6.4L Challenger, Charger, Chrysler 300, Jeep SRT, and Durango SRT applications. Designed for customers who want a stronger foundation for naturally aspirated, supercharged, or turbocharged street combinations without stepping into a full race-engine build — machined right, documented, and ready to support your power goals.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"_p_1iy4o_107\"\u003e\u003cem\u003e\u003cspan\u003eBuilt to order. Final fitment, intended use, fuel type, power goal, and current lead time must be confirmed before production begins.\u003c\/span\u003e\u003c\/em\u003e\u003c\/p\u003e\n\u003cp class=\"_p_1iy4o_107\"\u003e\u003cstrong\u003e\u003cspan\u003eStandard Build Includes:\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul class=\"_ul_1iy4o_146\"\u003e\n\u003cli\u003e\u003cspan\u003eOEM 6.4L Gen III HEMI iron block\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eOEM forged 6.4L crankshaft\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eMahle 2618 forged pistons\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eMolnar 6.200-inch H-beam connecting rods\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePiston rings, wrist pins \u0026amp; locks\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eACL rod bearings\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eClevite main and thrust bearings\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eBlock cleaning \u0026amp; inspection\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCylinder measurement, honing \u0026amp; standard machine preparation\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCrankshaft inspection \u0026amp; standard polishing as required\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eRotating assembly balancing\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePiston ring fitting\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eComplete short block assembly\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eDocumented final bearing clearances \u0026amp; assembly measurements\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"_p_1iy4o_107\"\u003e\u003cstrong\u003e\u003cspan\u003eBlock \u0026amp; Crank Options:\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"_p_1iy4o_107\"\u003e\u003cstrong\u003e\u003cspan\u003eCustomer-Supplied Serviceable Block \u0026amp; Crank\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Pricing requires a usable 6.4L block and crankshaft. Parts that fail inspection, require sleeving, extensive crankshaft repair, or additional machine work will require a revised quote.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"_p_1iy4o_107\"\u003e\u003cstrong\u003e\u003cspan\u003eLuckey Racing Block \u0026amp; Crank Supplied\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Luckey Racing provides the block and crankshaft from available inventory. Availability is subject to confirmation before the build begins.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"_p_1iy4o_107\"\u003e\u003cstrong\u003e\u003cspan\u003eNot Included:\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul class=\"_ul_1iy4o_146\"\u003e\n\u003cli\u003e\u003cspan\u003eCylinder heads or long-block assembly\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCamshaft, lifters, timing components, or oil pump\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eOil pan, covers, gaskets, sensors, or accessories\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eRemoval, teardown, or reinstallation of the customer's engine\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eFluids, startup, tuning, or dyno testing\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eFreight, crating, or return shipping\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eSleeving, deck repair, crankshaft repair, or other non-standard machine work\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"_p_1iy4o_107\"\u003e\u003cstrong\u003e\u003cspan\u003eOrdering Process:\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003col class=\"_ol_1iy4o_147\" start=\"1\"\u003e\n\u003cli\u003e\u003cspan\u003ePlace the order or contact Luckey Racing to begin the build\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eWe confirm the vehicle, engine combination, power goal, fuel type, and intended use\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eThe block and crankshaft are inspected before final production approval\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eAny required changes or additional machine work are quoted before proceeding\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cp class=\"_p_1iy4o_107\"\u003e\u003cstrong\u003e\u003cspan\u003e⚠️ Important:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e This is a custom built-to-order product. Compatibility and final specifications must be approved by Luckey Racing. Special-order parts, completed machine work, and custom engine builds are \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003enon-refundable.\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e","brand":"Luckey Racing","offers":[{"title":"Customer-Supplied Serviceable Block \u0026 Crank","offer_id":47711588057266,"sku":"LR-HEMIEXP-64-EXCH","price":6499.99,"currency_code":"USD","in_stock":true},{"title":"Luckey Racing Block \u0026 Crank Supplied","offer_id":47711588090034,"sku":"LR-HEMIEXP-64-NOCORE","price":7499.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0704\/6607\/6850\/files\/DSC09207_copy.webp?v=1784076600","url":"https:\/\/luckeyracing.com\/products\/luckey-racing-hemi-express-6-4l-392ci-forged-short-block","provider":"LUCKEY RACING","version":"1.0","type":"link"}