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LS engines have been available in trucks since 1999. Which Truck Models Feature LS Engines by Year? The truck models that feature LS engines by year are as follows: - 1997-2003: Chevrolet Silverado 1500, GMC Sierra 1500 - 1997-2004: Chevrolet Express 1500/2500/3500, GMC Savana 1500/2500/3500 - 1999-2000: Chevrolet Silverado 2500, GMC Sierra 2500

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Scott Parker Writer Dec 29, 2015 The number of variations on the popular LS engine is downright scary if you are new to the game and trying to figure out which one to grab at the junkyard or.

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The LS first came into the market with the 1997 C5 Corvette, known as the Gen III small-block V8. But its commercial name was LS1. Now, keep in mind that this engine family has a thing with names; some don't even carry the initials LS. So, before we get into why this engine is essential and which trucks have them, let's discuss its naming origins.

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Now with the LS engine clearing its 20th year in production, the stock pistons appear to be impressively durable.. In contrast, the LS1 first used in the '97 Corvette dramatically trimmed these to a 1.5mm / 1.5mm / 3.0mm combination. In decimal units a 1.5mm ring is .059-inch while the 3.0mm oil ring slims down to .118-inch. Current Gen.

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Chevrolet first introduced the LS1 engine in 1997, as part of their overhaul of the Chevrolet Corvette. The LS1 made it into the C5 and C6 engines. Ever since 1997, the popularity of the LS engine has exploded due to its weight, size, and cost-effectiveness. More on that later. The Early Days

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LS1 Chevrolet began utilizing the LS1 engine in the Corvette when they introduced the C5 in 1997 . When first introduced, the LS1 was rated at 345 horsepower (257W) at 5,600 rpm and 350 lb./ft. of torque (475 Nm) at 4,400 rpm. The same powerplant was utilized (virtually unchanged) thru 2000 .

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The 2005 model year saw the introduction of the first Generation IV blocks, which brought more aluminum construction, a new intake design, a lighter exhaust manifold, and things like.

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The design process for that first LS stretched to five years, cost over $1 billion, and involved 1,400 engineers.. a larger 4.3-liter V8 engine producing 290 hp, and an even more opulent and.

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A year after the first-ever V8 engine came into the world, Rolls-Royce developed a 3,535 cc (216 cu.in.) V8 powerplant. Only three cars were equipped with this eight-cylinder lump before the.

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The LS1 debuted in the 1997 Corvette and moved to the Camaro in 1998. In 1999, different versions of the LS design, such as iron blocks with varying displacements, started showing up in trucks.

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The LS story starts in 1997 when the LS1 engine first appeared in the Chevrolet Corvette (later migrating to the Chevrolet Camaro and Pontiac Firebird).

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LS heritage The General Motors engine family commonly called the LS series debuted in the then-new1997 model year C5 Corvette as the all aluminum LS1 V8.

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The first LS engine was implemented in 1997 for the C5 Corvette. The numerous versions of LS engines can be referred to as "LSX" with "X" denoting the version number of the engine. All of the LS engines have certain features in common; First, they all fall under the category of small-block pushrod V8 engines.

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Buick LS Engines. NOTE: You can find engine specs and detailed engine upgrade advice for every LS and LS-based Vortec truck engine in one place: The Definitive Guide to LS Engine Specs and LS Engine Upgrades. Keywords Chevy LS, EcoTec, GM LS engines, LS1, Vortec Share this Article Author: OnAllCylinders Staff

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The LS1 first made an appearance in 1997. It was introduced as a 5.7-liter unit, and while it wasn't the company's first V8, it was the first one to use an all-aluminum block. This was a huge deal and just that feature alone brought a lot of attention to it.

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When the LS1 was introduced in the C5 Corvette, it was rated at 345 hp (257 kW) at 5,600 rpm and 350 lb-ft (475 Nm) at 4,400 rpm. After further improvements to the intake and exhaust manifolds in 2001, the rating increased to 350 hp (261 kW) and 365 lb-ft (495 Nm).