ls3 engine specs

He resides with his wife and children in Bowling Green, Kentucky, the home of the Corvette. The LS3 is remembered today as an integral piece in the continued development of GM’s line of high-performance small-blocks. We made 900 HP With a ProCharger on a 427-inch LS Engine. A dual-mode exhaust package was also offered for C6 Corvettes powered by the LS3. Much of the data utilized by GM in the development of the LS3 was derived from research conducted in conjunction with the manufacturer’s racing program. fifth-generation Camaro SS and C6 Corvette, the high-revving, deep-breathing LS3 6.2L is poised to go down in history as As the new power plant for the standard 2008 Corvette, the LS3 provided consumers with exactly what they had been craving, unsurpassed performance. The LS3 also employed the use of Z06-spec, high-flow, 47 lb fuel injectors, and a revised hydraulic roller camshaft (P/N 12603844), which provided 5-percent greater lift than that of its LS2 predecessor. Upon the LS3’s release in 2007, this trend toward continual technological advancement was clearly evident. At the heart of the 376 cubic-inch, LS9 is a 319-T7 aluminum block, which is essentially a more robust version of that which was used in LS3 production. During this period, GM had vested itself in the development of various efficiency-related engine campaigns, such as that of Active Fuel Management. The 6.2 liter LS3 V8 engine is currently produced by Chevrolet Performance as a crate engine, offering a peak output of 430 horsepower at 5900 RPM. LS3/L99. This fact reduces the exchangeability of heads between Gen III and Gen IV engines as a Gen IV head may have valve interference with the narrower blocks from the Gen III platform. Con una combinación de tecnología y desempeño, el motor armado LS3 es el motor de carreras estándar para Corvettes: mira imágenes, especificaciones del dinamómetro, información sobre instalación y más. Check this chart to find all the basic specs and and factory RPO codes for these very desirable performance engines. Learn how your comment data is processed. What are the Downsides To Owning a Corvette? The LS3 was also the benefactor of additional technological advancements, which aided in throttle response and combustion efficiency. Our LS3 crate engine comes complete from the SS-specific oil pan to the ignition system. The LS3… One of the primary distinctions for the Gen IV engine is a generally larger bore. Chevrolet Early in the LS3’s development, it was decided that the engine’s cylinder bores would be increased in diameter, over those featured in the LS2. 1965 – L78 – 6.5L (396CI) V8 Engine Guide: Specs, Features, & More, FOR SALE: One-Owner 1968 Corvette Convertible, This No Reserve ‘67 Corvette is the “Real Deal” per Barrett Jackson President, The Future of the Z06 is Brighter than we Expected: What We Know so Far, 1966 – 7.0L (427CI) V8 Engine Guide: Specs, Features, & More, NO RESERVE: Numbers-Matching 1969 L88 Corvette. The LS3 utilized a cast-aluminum block (P/N 12623967), with six-bolt, cross-bolted main caps. The crate LS3 engine has a mild timing of 0.551/0.524-inch lift, 204/211-degree duration, 117-degree lobe-separation angle(LSA). GM’s LS series of small-block engines is proof that continual refinement is the root of perfection. Additionally, the LS3’s engine block featured a structural oil pan, which further enhanced its overall rigidity. Close Ad. LS3 Engine Specs - HCDMAG.COM The LS3 utilized a cast-aluminum block (P/N 12623967), with six-bolt, cross-bolted main caps. Another major difference is the block modifications for the Gen IV engines that enable the use of active fuel management, or sometimes known as displacement on demand, whic… Start typing to see results or hit ESC to close. %%EOF Chevrolet LS3 Engine: Specifications, Configurations, & More, Our newsletter delivers all the Corvette news, rumors, deals and events directly to you each week. LS9 Technical Specs and Configurations. From the factory, LS3 equipped C6 Corvettes were capable of posting 0-60 MPH times of 4.8 seconds and generated top speeds of 190 MPH. This Gen IV 376 cubic inch 6.2-liter engine is very similar to the LS2 with bigger numbers. A specialized, sound dampening foam was placed in the void between the exterior surface of the intake, and the interior wall of the intake’s outermost shell. Product Details LS3 Vortec Aluminum Block Assembly Low Oil Pressure & Overheat Protection EFI PCM & Custom Wiring Harness GM LS3 Aluminum Heads L92 Truck Intake and 90mm T-Body 36LB Injectors Custom Pistons and Forged Rods .550 Lift Hydraulic Roller Cam ATI Super Damper 85 Amp Alternator Steel Dry Sump Pan Barn LS3 Chevy LS V8 Crate Engines in-stock with same-day shipping. It produces 430 bhp (321 kW; 436 PS) at 5900 rpm and 424 lb⋅ft (575 N⋅m) at 4600 rpm without the optional Corvette exhaust and is SAE certified. By continuing to use this site you agree to these cookies. This composite intake utilized an acoustic shell to minimize ambient engine noise. The LS3 was a 6.2-litre pushrod V8 petrol engine that was developed and … Pingback: LS3 Engine Upgrade Guide: Expert Advice for LS3 Mods to Maximize Performance Pingback: LS Tech: How to Delete Variable Valve Timing (VVT) on an LS Engine Pingback: LS2 Car Engine Specs: Performance, Bore & Stroke, Cylinder Heads, Cam Specs & More Is an Electric Corvette SUV On the Horizon? With every subsequent reiteration, the LS small-block has become more powerful, efficient, and robust in its design. GM earmarked a period of no more than two years to design, test, and tune the engine that would eventually carry the LS3 moniker. The lightweight aluminum-alloy composition of the LS3’s pistons facilitated greater efficiency throughout the engine’s entire RPM range and enhanced throttle responsiveness. The LS376/525 crate engine uses Chevrolet Performance Parts camshaft 88958770, which has a 3-bolt sprocket mounting. Today, the LS3 is still offered by GM on a crate engine basis. GM LS Series engines have become the default hot rod engines of the new millennium. Your email address will not be published. The inclusion of Electronic Throttle Control (ETC) in all LS3 era C6 Corvettes eliminated any necessity for throttle cable use and provided more precise metering of throttle plate actuation. Required fields are marked *, By using this form you agree with the storage and handling of your data by this website. This is just one of the solutions for you to be successful. Read Free Ls3 Engine Specs Ls3 Engine Specs Yeah, reviewing a ebook ls3 engine specs could amass your close connections listings. As understood, feat does not recommend that you have fabulous points. The LS3 was introduced as the Corvette's new base engine for the 2008 model year. Exhaust is one of the biggest variables in the output of the LS3. Almost immediately following the LS2’s introduction as the Corvette’s base engine in 2005, GM’s engineering department jumped headlong into the design of its ultimate successor. Cumulatively, each of these attributes would provide the LS3 with the level of efficiency toward which GM strived. h�b```�FV�B!��2�0p� Additionally, the LS3 served as the powerplant of choice for the Chevy SS between the years of 2015 and 2017. 60 0 obj <>/Filter/FlateDecode/ID[<3CCC18B7900DAD498502EC4BF1229A88><1A3AF7016458AA4FAEDC48E538DB1809>]/Index[33 45]/Info 32 0 R/Length 121/Prev 324905/Root 34 0 R/Size 78/Type/XRef/W[1 3 1]>>stream Upon reflection, one can easily draw parallels between the LS3, and GM’s small-block offerings of old, yet also visualize its lasting influence upon subsequent GM powertrain development. The GM Performance Parts engineers picked the LS Hot Cam (p/n 12617570) to take the LS3 to the next level. 0 Vortec 5.7L V8 The small block of V-8 family of marine engines offers proven reliability and durability over a range of horsepower and torque. As such, a great deal of the technology that found its way into the newly designed LS3 had already been validated on the track, and in prior performance trials. There is little doubt that the LS3 is, and will continue to be, one of the most beloved engines to ever reside under the hood of America’s sports car. Upon its release, the LS3 proved to be one of the most advanced performance engines ever produced by General Motors. Chevrolet Performance LS3 Connect and Cruise Package The deep-breathing, high-revving LS3 is rated at 430 hp in our Connect & Cruise kit, offering the lightweight advantage of an aluminum cylinder block, aluminum heads and a composite intake manifold, which can reduce the curb weight and improve the weight balance of your older vehicle. Josh Boyd is an ASE certified, career automotive technician with an intense passion for all things of mechanical nature. The culmination of each facet proved to be nothing short of extraordinary, and GM’s highest-performance production engine to date was born. With its increased displacement of 376 cubic-inches, the LS3’s cylinder bores measured 4.065”, with a 3.622” stroke. From the factory, LS3 equipped C6 Corvettes were capable of posting 0-60 MPH times of 4.8 seconds and generated top speeds of 190 MPH. At this point, a few last words are appropriate. We made 900 HP With a ProCharger on a 427-inch LS Engine. Duration (@ .050 inches) is 219 intake and 228 exhaust. • Additional +6 Hp increase with optional active exhaust system Ls3 Engine Specs Thank you for downloading ls3 engine specs. Upon the LS2’s release, much was slated in the way of subsequent Corvette development, and continual revitalization of the LS engine platform was seen as the only viable means of facilitating such efforts. This cam specs out with .525-inch intake and exhaust valve lift. endstream endobj startxref These Are the 4 Best Mods for Your C8 Corvette. The same EFI intake manifold feeds the hungry engine, while 1.7:1 roller rockers work with the upgraded camshaft. *. In 2008, Australia’s Holden Special Vehicles selected the LS3 as its standard engine of choice, tapping it for use in all production vehicles. LS3 6.2L Crate Engine 19419862 Chevrolet Engine A New Classic! This system utilized vacuum-actuated outlet valves that reduced engine noise under periods of low-load. Direct from the Camaro SS to your project vehicle The LS3 6.2L is the 430-hp standard engine in the Chevrolet Corvette and is a fantastic combination of high technology and uncompromising performance. Whenever Josh does not have a wrench in his hand, he can be found in the woods or on the water enjoying the great outdoors. LS3 Camshaft Specs Stock LS3 Cam Specs: 204/211 duration, 0.551/0.525 lift, 117 lobe separation angle, 1.7:1 rocker arm ratio Summit Stage 3 Cam Specs… ... AFR's Mongoose LS3 heads boast some really impressive specs. This website uses cookies to ensure you get the best experience on our website. From 2009 to 2015, the LS3 could be found under the hood of the Camaro SS, in both its coupe and convertible forms. History of the LS engine, which includes the LS1/LS6, LS2, LS3/L99, LS4, LS7, LS9 and the LSA. Your email address will not be published. As you may know, people have search hundreds times for their chosen books like this ls3 engine specs, but end up in malicious downloads. It’s no surprise that enthusiasts and builders have made it one of the most popular LS swap engines. It also includes the intake manifold assembly with injectors and throttle body, exhaust manifolds, water pump, balancer, 58x reluctor wheel and 14-inch automatic-transmission flexplate. Later, in 2015, the company began offering the LS3 in all V8 optioned VF II Commodore and WN II Caprice-V models. This was set to enhance the LS3’s inductive qualities, and allow for better power management across all RPM ranges. With a bore of 4.065 inches, a stroke of 3.622 and L92 style cylinder heads, This one produces 430 horsepower and 424 lb.-ft. Also, it should go without saying that before getting started, you should have performed all applicable pre-assembly procedures listed in Chapter 7 and had any and all additional machine work performed on your parts, as appropriate. On this episode of Speed Secrets, Richard Holdener sets out to see how well an LS3 crate engine responds to a camshaft swap. ̌c�� ������P�@%�I��iC����-�N-�H�9ڂ��oY�u�2�h��VmMd1NcL�#��!�c`T/����``�A�Chq4Z�. The LS3 engine from General Motors ultimately served to replace the LS2 in the base model Corvette and was still in the same engine family, the Gen IV V8 small blocks. Additionally, the LS3 employed the use of a 58X crankshaft position encoder to provide instantaneous feedback to the C6’s ECM regarding engine speed, therefore facilitating improved control over ignition timing. Camshaft Sprocket and Bolts Camshaft sprocket 12623754 and bolts 11588723 (Qty 3) are used in conjunction with the 3-bolt camshaft design. 33 0 obj <> endobj Our LS3 crate engine comes complete, from the Corvette specific oil pan to the ignition system. The camshaft of the L99 engine has slightly less duration than the one found in the LS3, giving the Camaro SS paired with this motor a smoother ride. The structural integrity of the LS3’s block was bolstered by its deep skirt design, which also aided in the dampening of engine Page 3/10. The structural integrity of the LS3’s block was bolstered by its deep skirt design, which also aided in the dampening of engine vibration. 77 0 obj <>stream As the standard engine in the fifth-generation Camaro SS and C6 Corvette, the high-revving, deep-breathing LS3 6.2L is poised to go down in history as one of Chevrolet’s best and most versatile engines. The compression ratio of the L99 motor is 10.4:1, as the pistons have valve reliefs machined in the top halves of the pieces. The LS3’s aluminum block was fitted with a set of high-flow cylinder heads (P/N 12629063), which featured rectangular intake ports in order to optimize incoming airflow for greater power distribution at higher RPMs, while also supporting a substantial amount of low-end torque. &7�E���`�t0;�� Throughout the years, the illustrious auto manufacturer has repeatedly reengineered this platform to “grow” alongside the very performance cars which it powers. In a bid to sustain such endeavors and to ride the manufacturer’s recent wave of successive performance gains, the development of this newly revised small-block was fast-tracked. The LS3 has gained a substantial reputation as the transplant engine of choice for many wishing to bolster their vehicle’s overall performance and sustained output. %PDF-1.7 %���� h�bbd```b``��� ���d=�y the 6.2L LS3 produced 430 horsepower and 424 lb.-ft. of torque, while dual-mode equipped LS3s churned out 436 horsepower and 428 lb.-ft. of torque, respectively. Atop the LS3’s cylinder heads resided a high-flow intake manifold, which featured fewer points of restriction, and enabled a more direct route of passage for incoming air. GM LS-Series General Engine Specs. The LS3’s aluminum engine block housed a durable rotating assembly, which included a nodular-iron crankshaft (P/N 12597569) and powdered metal connecting rods (P/N 12607475), attached to a set of high-strength, flat-top aluminum-alloy pistons (P/N 19207287). Aside from its use in all base Corvette convertibles and coupes between the years of 2008 and 2013, the LS3 also served as the powerplant for several other General Motors offerings. The infamous small-block also utilized intake valves that were 9-percent larger than those found in the LS2, and 0.236 inch offset intake rocker arms. Under acceleration, these same valves would open, optimizing performance, and leading to a 6-horsepower increase in output. f�M`> &3A$����z`���*� "����،m�A�yM v�Z ���/&�;��uЄ�����#@� �Ol Rather than reading a good book with a cup of coffee in the afternoon, instead Page 1/25. Before beginning final assembly, you should have all of the applicable tools listed in Chapter 2 in hand and ready to use—read through this chapter first to see which ones you will need if you’re unsure. The Vortec 4.3L V-6 gasoline engine features overall size and weight advantages with superior power-to-weight ratios and proven durability. Then print a copy for your toolbox. Shop LS3 Chevy LS V8 Crate Engines and get Free Shipping on orders over $99 at Speedway Motors, the Racing and Rodding Specialists. File Type PDF Ls3 Engine Fortunately for hotrod enthusiasts, the L92 cylinder heads have enormous flow potential, so why not install a high-performance cam. This site uses Akismet to reduce spam. Also included was the addition of a new high-flow intake manifold and less restrictive cylinder heads, that featured rectangular intake ports. 2008 “LS3” 6.2L V8 (LS3) 6.2L V8 (LS3) CAR ENGINE Description of New and Update Features • Displacement increase to 6.2L from the 6.0L LS2 • Performance enhancement from base Corvette LS2 • SAE Certified Power & Torque • Horsepower increase from 400 to 430 • Torque increase from 400 to 424 lb.ft. Between 2007 … Engine Block Coolant Drain Hole Plug 60Y 44lbft Engine Block Coolant Heater (LS3) 50Y 37lbft Engine Block Oil Gallery Plug 60Y 44lbft Engine Mount Bracket to Engine Block Retaining Bolt 58Y 43lbft Document ID: 2285881 Page 3 of 6 GM also sought to build a performance engine that was capable of ultra-efficient combustion, which would thereby drastically reduce emissions output, without making any concessions in the realm of horsepower and torque. All things considered, the 6.2L LS3 produced 430 horsepower and 424 lb.-ft. of torque, while dual-mode equipped LS3s churned out 436 horsepower and 428 lb.-ft. of torque, respectively.
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