{"product_id":"chevrolet-performance-ls3-6-2l-crate-engine-525-hp-19435104","title":"Chevrolet Performance LS3 6.2L Crate Engine – 525 HP | 19435104","description":"\u003ch3\u003e\u003cstrong\u003eProduct Overview\u003c\/strong\u003e\u003c\/h3\u003e \u003cp class=\"ds-markdown-paragraph\"\u003eStep up to the pinnacle of modern V8 performance with the Chevrolet Performance LS3 6.2L crate engine. As the factory-engineered heart of the C6 Corvette and Camaro SS, this turn-key assembly delivers a certified 525 horsepower and 486 lb-ft of torque straight from the crate. This isn’t a modified or rebuilt engine; it’s a brand-new, complete assembly built to the exacting standards of General Motors, offering unmatched reliability and a seamless installation experience for your project.\u003c\/p\u003e \u003cp class=\"ds-markdown-paragraph\"\u003eThe LS3’s all-aluminum construction keeps weight down, while its high-flow, rectangular-port cylinder heads—borrowed from the legendary LS7—and aggressive hydraulic roller camshaft ensure breathtaking power from idle to redline. This engine comes remarkably complete, including the electronic fuel injection intake manifold, 90mm throttle body, fuel injectors, ignition coils with wires, and even exhaust manifolds. This “connect-and-play” configuration drastically reduces the parts list and complexity for your swap.\u003c\/p\u003e \u003cp class=\"ds-markdown-paragraph\"\u003eWhether you’re modernizing a classic car, building a pro-touring masterpiece, or creating a high-performance kit car, the Chevrolet Performance LS3 is the benchmark for power, weight, and modern engineering. It represents a worry-free investment in genuine GM quality and performance.\u003c\/p\u003e \u003ch3\u003e\u003cstrong\u003eTechnical Specifications\u003c\/strong\u003e\u003c\/h3\u003e \u003cdiv class=\"ds-scroll-area _1210dd7\"\u003e \u003cdiv class=\"ds-scroll-area__gutters\"\u003e \u003cdiv class=\"ds-scroll-area__horizontal-gutter\"\u003e\u003c\/div\u003e \u003cdiv class=\"ds-scroll-area__vertical-gutter\"\u003e\u003c\/div\u003e \u003c\/div\u003e \u003ctable\u003e \u003cthead\u003e \u003ctr\u003e \u003cth\u003eSpecification Category\u003c\/th\u003e \u003cth\u003eDetail\u003c\/th\u003e \u003c\/tr\u003e \u003c\/thead\u003e \u003ctbody\u003e \u003ctr\u003e \u003ctd\u003e\u003cstrong\u003eManufacturer Part Number\u003c\/strong\u003e\u003c\/td\u003e \u003ctd\u003e19435104\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003e\u003cstrong\u003eEngine Type\u003c\/strong\u003e\u003c\/td\u003e \u003ctd\u003eGM Gen IV LS-Series V8\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003e\u003cstrong\u003eDisplacement\u003c\/strong\u003e\u003c\/td\u003e \u003ctd\u003e6.2L \/ 376 cu. in.\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003e\u003cstrong\u003eMax Horsepower (HP)\u003c\/strong\u003e\u003c\/td\u003e \u003ctd\u003e525 HP @ 6,200 RPM\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003e\u003cstrong\u003eMax Torque (lb-ft)\u003c\/strong\u003e\u003c\/td\u003e \u003ctd\u003e486 lb-ft @ 5,200 RPM\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003e\u003cstrong\u003eCompression Ratio\u003c\/strong\u003e\u003c\/td\u003e \u003ctd\u003e10.7:1\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003e\u003cstrong\u003eEngine Block Material\u003c\/strong\u003e\u003c\/td\u003e \u003ctd\u003eAluminum\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003e\u003cstrong\u003eCrankshaft\u003c\/strong\u003e\u003c\/td\u003e \u003ctd\u003eNodular Iron\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003e\u003cstrong\u003eConnecting Rods\u003c\/strong\u003e\u003c\/td\u003e \u003ctd\u003ePowdered Metal\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003e\u003cstrong\u003ePistons\u003c\/strong\u003e\u003c\/td\u003e \u003ctd\u003eHypereutectic\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003e\u003cstrong\u003eCylinder Head Material\u003c\/strong\u003e\u003c\/td\u003e \u003ctd\u003eAluminum (LS7-style Rectangular Port)\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003e\u003cstrong\u003eCamshaft Type\u003c\/strong\u003e\u003c\/td\u003e \u003ctd\u003eHydraulic Roller\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003e\u003cstrong\u003eCamshaft Specs\u003c\/strong\u003e\u003c\/td\u003e \u003ctd\u003e.525″\/.525″ Lift, 226°\/236° Duration @ .050″\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003e\u003cstrong\u003eFuel System\u003c\/strong\u003e\u003c\/td\u003e \u003ctd\u003eElectronic Fuel Injection (Components Included)\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003e\u003cstrong\u003eThrottle Body\u003c\/strong\u003e\u003c\/td\u003e \u003ctd\u003e90mm (Included)\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003e\u003cstrong\u003eBalance\u003c\/strong\u003e\u003c\/td\u003e \u003ctd\u003eInternal\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003e\u003cstrong\u003eRear Main Seal\u003c\/strong\u003e\u003c\/td\u003e \u003ctd\u003e1-Piece\u003c\/td\u003e \u003c\/tr\u003e \u003c\/tbody\u003e \u003c\/table\u003e \u003c\/div\u003e \u003ch3\u003e\u003cstrong\u003eWhat’s Included (Complete Assembly)\u003c\/strong\u003e\u003c\/h3\u003e \u003cdiv class=\"ds-scroll-area _1210dd7\"\u003e \u003cdiv class=\"ds-scroll-area__gutters\"\u003e \u003cdiv class=\"ds-scroll-area__horizontal-gutter\"\u003e\u003c\/div\u003e \u003cdiv class=\"ds-scroll-area__vertical-gutter\"\u003e\u003c\/div\u003e \u003c\/div\u003e \u003ctable\u003e \u003cthead\u003e \u003ctr\u003e \u003cth\u003eIncluded\u003c\/th\u003e \u003cth\u003eNot Included \/ Required Separately\u003c\/th\u003e \u003c\/tr\u003e \u003c\/thead\u003e \u003ctbody\u003e \u003ctr\u003e \u003ctd\u003e✓ Fully Assembled Long Block\u003c\/td\u003e \u003ctd\u003e✗ Engine Control Module (ECU)\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003e✓ EFI Intake Manifold\u003c\/td\u003e \u003ctd\u003e✗ Wiring Harness\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003e✓ Fuel Injectors\u003c\/td\u003e \u003ctd\u003e✗ Flexplate \/ Flywheel (14″ Flexplate \u003cem\u003eIS\u003c\/em\u003e Included)\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003e✓ 90mm Throttle Body\u003c\/td\u003e \u003ctd\u003e�\u003cem\u003eClutch \u0026amp; Flywheel for Manual Trans\u003c\/em\u003e\n\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003e✓ Ignition Coil Packs, Wires, \u0026amp; Spark Plugs\u003c\/td\u003e \u003ctd\u003e✗ Air Cleaner Assembly\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003e✓ Exhaust Manifolds\u003c\/td\u003e \u003ctd\u003e✗ Engine Mounts (Vehicle Specific)\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003e✓ Aluminum Water Pump\u003c\/td\u003e \u003ctd\u003e✗ Fuel Pump \u0026amp; Lines\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003e✓ Harmonic Balancer\u003c\/td\u003e \u003ctd\u003e\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003e✓ Valve Covers \u0026amp; Timing Cover\u003c\/td\u003e \u003ctd\u003e\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003e✓ Oil Pan\u003c\/td\u003e \u003ctd\u003e\u003c\/td\u003e \u003c\/tr\u003e \u003c\/tbody\u003e \u003c\/table\u003e \u003c\/div\u003e \u003cp class=\"ds-markdown-paragraph\"\u003e\u003cem\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e\u003c\/em\u003e \u003cem\u003eThe product specifications from Summit Racing initially state “Flexplate Included: No,” but the detailed description from Chevrolet Performance explicitly lists a “14 in. flexplate” as included. The Chevrolet Performance description is considered the authoritative source here.\u003c\/em\u003e\u003c\/p\u003e \u003ch3\u003e\u003cstrong\u003eComparison Table: Chevrolet LS3 vs. Alternatives\u003c\/strong\u003e\u003c\/h3\u003e \u003cdiv class=\"ds-scroll-area _1210dd7\"\u003e \u003cdiv class=\"ds-scroll-area__gutters\"\u003e \u003cdiv class=\"ds-scroll-area__horizontal-gutter\"\u003e \u003cdiv class=\"ds-scroll-area__horizontal-bar\"\u003e\u003c\/div\u003e \u003c\/div\u003e \u003cdiv class=\"ds-scroll-area__vertical-gutter\"\u003e\u003c\/div\u003e \u003c\/div\u003e \u003ctable\u003e \u003cthead\u003e \u003ctr\u003e \u003cth\u003eFeature\u003c\/th\u003e \u003cth\u003eChevrolet Performance LS3 (19435104)\u003c\/th\u003e \u003cth\u003eBluePrint Engines LS3\u003c\/th\u003e \u003cth\u003eATK Remanufactured LS\u003c\/th\u003e \u003c\/tr\u003e \u003c\/thead\u003e \u003ctbody\u003e \u003ctr\u003e \u003ctd\u003e\u003cstrong\u003eOrigin \u0026amp; Warranty\u003c\/strong\u003e\u003c\/td\u003e \u003ctd\u003e\u003cstrong\u003eNew, Factory GM w\/ GM Warranty\u003c\/strong\u003e\u003c\/td\u003e \u003ctd\u003eNew, Aftermarket w\/ BPE Warranty\u003c\/td\u003e \u003ctd\u003eRemanufactured w\/ ATK Warranty\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003e\u003cstrong\u003eBlock \u0026amp; Components\u003c\/strong\u003e\u003c\/td\u003e \u003ctd\u003e\u003cstrong\u003eAll-New GM Production Parts\u003c\/strong\u003e\u003c\/td\u003e \u003ctd\u003eNew Aftermarket Castings \u0026amp; Components\u003c\/td\u003e \u003ctd\u003eRemanufactured OEM Core\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003e\u003cstrong\u003ePower Rating\u003c\/strong\u003e\u003c\/td\u003e \u003ctd\u003e\u003cstrong\u003e525 HP (GM Certified)\u003c\/strong\u003e\u003c\/td\u003e \u003ctd\u003eSimilar (e.g., 525-550 HP)\u003c\/td\u003e \u003ctd\u003eVaries\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003e\u003cstrong\u003eIncluded Components\u003c\/strong\u003e\u003c\/td\u003e \u003ctd\u003e\u003cstrong\u003eVery Complete (EFI, Ignition, Manifolds)\u003c\/strong\u003e\u003c\/td\u003e \u003ctd\u003eVaries (Often Long Block)\u003c\/td\u003e \u003ctd\u003eTypically Long Block Only\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003e\u003cstrong\u003eIdeal For\u003c\/strong\u003e\u003c\/td\u003e \u003ctd\u003e\u003cstrong\u003ePurists, OEM Reliability, Resale Value\u003c\/strong\u003e\u003c\/td\u003e \u003ctd\u003ePerformance Enthusiasts, Value\u003c\/td\u003e \u003ctd\u003eBudget-Conscious Swaps\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003e\u003cstrong\u003eKey Differentiator\u003c\/strong\u003e\u003c\/td\u003e \u003ctd\u003e\u003cstrong\u003eUnmatched OEM Quality \u0026amp; Support\u003c\/strong\u003e\u003c\/td\u003e \u003ctd\u003eCustomizable Options\u003c\/td\u003e \u003ctd\u003eLower Initial Cost\u003c\/td\u003e \u003c\/tr\u003e \u003c\/tbody\u003e \u003c\/table\u003e \u003c\/div\u003e \u003ch3\u003e\u003cstrong\u003eFrequently Asked Questions (FAQs)\u003c\/strong\u003e\u003c\/h3\u003e \u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003eQ1: What is needed to make this engine run in my vehicle?\u003c\/strong\u003e\u003cbr\u003e \u003cstrong\u003eA:\u003c\/strong\u003e You will need an \u003cstrong\u003eEngine Control Module (ECU)\u003c\/strong\u003e and a corresponding \u003cstrong\u003eengine wiring harness\u003c\/strong\u003e programmed for this specific LS3. You will also need a fuel system capable of delivering ~58 psi, engine mounts for your chassis, exhaust piping, and a transmission solution (the 14″ flexplate is included for automatic applications).\u003c\/p\u003e \u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003eQ2: Is this the same engine that came in the Corvette and Camaro?\u003c\/strong\u003e\u003cbr\u003e \u003cstrong\u003eA:\u003c\/strong\u003e Yes, this is the production LS3 engine used in the 2008+ C6 Corvette and 2010+ Camaro SS, delivering the same 525 horsepower rating. It is a genuine GM factory engine.\u003c\/p\u003e \u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003eQ3: Can I use a carburetor on this LS3?\u003c\/strong\u003e\u003cbr\u003e \u003cstrong\u003eA:\u003c\/strong\u003e Yes, but it requires modification. You would need to remove the included EFI components and install a carburetor-style intake manifold, a distributor-less ignition controller, and a mechanical fuel pump or carburetor-rated electric pump. Using the included EFI system is recommended for optimal performance and driveability.\u003c\/p\u003e \u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003eQ4: What is the benefit of the rectangular port heads?\u003c\/strong\u003e\u003cbr\u003e \u003cstrong\u003eA:\u003c\/strong\u003e The rectangular port design, derived from the higher-revving LS7, offers superior airflow compared to the cathedral port heads found on earlier LS1\/LS6 engines. This results in more power, especially in the higher RPM range, and provides excellent headroom for future modifications.\u003c\/p\u003e \u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003eQ5: Does this engine have VVT (Variable Valve Timing) or AFM (Active Fuel Management)?\u003c\/strong\u003e\u003cbr\u003e \u003cstrong\u003eA:\u003c\/strong\u003e \u003cstrong\u003eNo.\u003c\/strong\u003e This crate engine version of the LS3 does not include Variable Valve Timing or Active Fuel Management (cylinder deactivation). This is a significant benefit for swaps, as it eliminates the complexity and potential issues associated with these systems, making the wiring and tuning process much more straightforward.\u003c\/p\u003e \u003ch3\u003e\u003cstrong\u003ePros and Cons\u003c\/strong\u003e\u003c\/h3\u003e \u003cdiv class=\"ds-scroll-area _1210dd7\"\u003e \u003cdiv class=\"ds-scroll-area__gutters\"\u003e \u003cdiv class=\"ds-scroll-area__horizontal-gutter\"\u003e \u003cdiv class=\"ds-scroll-area__horizontal-bar\"\u003e\u003c\/div\u003e \u003c\/div\u003e \u003cdiv class=\"ds-scroll-area__vertical-gutter\"\u003e\u003c\/div\u003e \u003c\/div\u003e \u003ctable\u003e \u003cthead\u003e \u003ctr\u003e \u003cth\u003ePros\u003c\/th\u003e \u003cth\u003eCons\u003c\/th\u003e \u003c\/tr\u003e \u003c\/thead\u003e \u003ctbody\u003e \u003ctr\u003e \u003ctd\u003e\n\u003cstrong\u003eOEM Reliability \u0026amp; Quality:\u003c\/strong\u003e Brand-new, factory-built engine with full GM backing.\u003c\/td\u003e \u003ctd\u003e\n\u003cstrong\u003eHigher Initial Cost:\u003c\/strong\u003e Premium price point compared to remanufactured or aftermarket new options.\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003e\n\u003cstrong\u003eComplete Package:\u003c\/strong\u003e Includes EFI intake, throttle body, coils, and exhaust manifolds.\u003c\/td\u003e \u003ctd\u003e\n\u003cstrong\u003eRequires ECU \u0026amp; Harness:\u003c\/strong\u003e Does not include the essential engine management components (must purchase separately).\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003e\n\u003cstrong\u003eNo VVT\/AFM Complexity:\u003c\/strong\u003e Simplified wiring and tuning compared to newer factory engines.\u003c\/td\u003e \u003ctd\u003e\n\u003cstrong\u003ePremium Fuel Required:\u003c\/strong\u003e 10.7:1 compression ratio demands 91+ octane fuel for optimal performance and to prevent detonation.\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003e\n\u003cstrong\u003eHigh-Flow Rectangular Port Heads:\u003c\/strong\u003e Excellent standard airflow and potential for future power upgrades.\u003c\/td\u003e \u003ctd\u003e\n\u003cstrong\u003eWeight \u0026amp; Size:\u003c\/strong\u003e While lightweight for its power, it is larger and may require modification for some classic car engine bays.\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003e\n\u003cstrong\u003eHigh Resale Value:\u003c\/strong\u003e The “Chevrolet Performance” name carries significant value in the market.\u003c\/td\u003e \u003ctd\u003e\u003c\/td\u003e \u003c\/tr\u003e \u003c\/tbody\u003e \u003c\/table\u003e \u003c\/div\u003e \u003ch3\u003e\u003cstrong\u003eConclusion \u0026amp; Ideal Use Case\u003c\/strong\u003e\u003c\/h3\u003e \u003cp class=\"ds-markdown-paragraph\"\u003eThe Chevrolet Performance LS3 crate engine is the gold standard for a modern V8 swap. It is the ideal choice for the builder who prioritizes OEM-level reliability, proven performance, and a seamless, high-quality foundation for their project.\u003c\/p\u003e \u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003eThis engine is perfectly suited for:\u003c\/strong\u003e\u003c\/p\u003e \u003cul\u003e \u003cli\u003e \u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003ePro-Touring Restomods\u003c\/strong\u003e (1967-1981 Camaros, Chevelles, Novas)\u003c\/p\u003e \u003c\/li\u003e \u003cli\u003e \u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003eClassic Corvette and Hot Rod Modernizations\u003c\/strong\u003e\u003c\/p\u003e \u003c\/li\u003e \u003cli\u003e \u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003eKit Cars\u003c\/strong\u003e (Factory Five, Superformance, etc.)\u003c\/p\u003e \u003c\/li\u003e \u003cli\u003e \u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003eHigh-Performance Street Machines\u003c\/strong\u003e where drivability and power are equally important.\u003c\/p\u003e \u003c\/li\u003e \u003cli\u003e \u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003eAny project demanding a turn-key, brand-new GM powertrain.\u003c\/strong\u003e\u003c\/p\u003e \u003c\/li\u003e \u003c\/ul\u003e \u003cp class=\"ds-markdown-paragraph\"\u003eIf your goal is to combine classic style with cutting-edge, worry-free horsepower, the Chevrolet Performance LS3 is the definitive and most respected choice.\u003c\/p\u003e","brand":"TITANPARTHUB","offers":[{"title":"Default Title","offer_id":52160925401319,"sku":null,"price":11394.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0794\/7806\/3335\/files\/9f213810-xxx.jpg?v=1780566311","url":"https:\/\/titanparthub.com\/products\/chevrolet-performance-ls3-6-2l-crate-engine-525-hp-19435104","provider":"TITANPARTHUB","version":"1.0","type":"link"}