What Does LS Stand For in Chevrolet Engines? 5.3 ls custom engine, 5.
The very last VF Series 2 V8s switched to the 6.2-litre LS3 engine (previously restricted to HSV models) with 304kW and 570Nm of torque. With a bi-model exhaust and close attention to detail, these LS3-powered Commodores have become very collectible. The last of the Commodore SS' were powered by a 6.2-litre LS3 V8.
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How to Identify an LS Engine
LS Engine Codes Explained LS Engine Codes Explained For Beginners By Cole Clark April 27, 2016 There is a lot of confusion when it comes to the LS engine. You might wonder what all these LS engine codes mean, or where the LS engine even came from. Gen III and Gen IV GM V8s are considered LS engines.
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What engine is best for an LS swap? View Gallery 26 Photos In short, the best engine for your LS or Vortec swap is the one you can afford. Sure, we would all love a shiny new LS3 crate.
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However, there are differences between them too. To get the right parts, you need to know which version of the LS you are starting with. The easiest way to tell the difference is to check the 8th digit of the VIN code on the original vehicle. Follow this link to Identify an LS Engine by VIN. If you don't have the VIN, you can still identify the.
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LS Guide LSX Identification Chevrolet's GEN III and GEN IV 'LS' engines can be identified by their RPO code. You can determine the RPO code if you have the Vehicle Identification Number (VIN #) from the original/donor vehicle. WHICH "LS" ENGINE DO I HAVE Not sure what components you have? Click this link for the component ID guide
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Chevy LS engines are among the most popular swap options for gearheads everywhere, and for good reason. LS motors are readily available at salvage yards across the nation, parts and upgrades are.
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Once you tackle your LS swap, you may decide to add some extra sauce (up to 700hp!) in the form of a supercharger kit, and the crew at TorqStorm has just the thing in their LS transplant kit kit.
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If the manifold is low, smooth, and rounded, it is a car engine, so if it's a Gen 3, it will be an LS1 or LS6 engine. If the manifold is taller and boxier, has ribs on the top, or still has the "Vortec" plastic cover on it, it's a truck engine. See the photo below. The next thing to check is whether the block is iron or aluminum.
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How to ID an LS Engine by VIN Chevrolet's LS and LS-based Gen III and Gen IV small-block engines are generally known by their RPO code. You can determine the RPO code if you have the VIN from the original vehicle. Locate the 8th digit of the VIN. Consult the tables below to identify your engine.
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What are LS engine codes and why do they matter? The term "LS" comes from the RPO code given to them by GM. "RPO stands for Regular Production Option and is General Motors' standard coding for vehicle configuration options," explains New GM Parts, a specialized wholesale distributor of genuine GM OEM replacement parts and accessories.
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All LS cylinder heads have performance potential, but as with any aspect of engine building, the end goal determines the starting point. Aside from the material, combustion chamber size and port style, the valve size and weight can differ, and the valve angle is different on certain heads, as well as details such as valve cover bolt location.
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Locate the 8th digit of the VIN. Consult the tables below to identify your engine. Notes. The information below applies to vehicles with the original engine still installed. If you have a second-hand vehicle that doesn't match the info below, the engine may have been swapped out. Follow this link for help Identifying an LS Engine by Inspection.
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tech LS Engine Swap GM LS LS1 Holley LS Fest chevrolet We can easily trace the lineage of the current GM LS V8 powerplant all the way back to 1955 and the 265ci engine sitting in the engine compartment of a '55 Bel Air. No other contemporary V8 engine can track its history back nearly 70 years.
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Gen III LS Engine Car Applications. 1997 to 2004 Corvette, 1998 to 2002 Camaro & Firebird, 2004 GTO: 5.7L LS1; 2001-2004 Corvette, 2004-2005 Cadillac CTS-V: 5.7L LS6; Gen III LS Engine Truck Applications: 1999-2007 Silverado 1500/Sierra 1500 and SUV applications: 4.8L LR4 and 5.3L LM7; 1999-2007 Silverado 2500/Sierra 2500 3/4-ton: 6.0L LQ4
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It's also a handy resource to have should you need to grab a specialized bracket or engine-specific parts from that same car, or one like it. If you're heading out to the yard just to see what's available, check out our LS Engine Spotter's Guide, Part 1: Matching the Vehicle to the Engine post. It contains essentially the same.