He could even be found working on tractors or hay bailers while on vacation at his uncles farm. The 4200 also relies on an electronic throttle that Wieser has retained on his turbo version. Monday 3/6/2023 GM even experimented with adding boost for a high-performance Chevy Trailblazer variant. Testing: Magnafluexed, X-Rayed / Sonic Testing for higher Quality. Rather than the 6.0-liter small-block V-8 that would eventually power the Trailblazer SS, Chevy bolted on a pair of turbochargers to the 4.2-liter. Our Pursuit: Better Price, Better Quality, Better Service. This was designed to quell vibrations to the components mounted above, including the individual ignition coils. If you are an international customer and would like to change the currency that prices are displayed in, you can do so here. Like the 454 and the 502 big-blocks, the 8.1 (RPO L18) is founded on a 9.800-inch-tall deck cylinder block though it deviates from the other two powerplants via a 4.225-inch bore x a 4.370-inch stroke (the 454 and 502 maintain a Vortec 4200 build on Hot Rod Garage. In the case of pistons that have a graphitized skirt, another 0.015-0.020 mm should be deducted from the measured piston diameter to allow for the thickness of the layer; this gives the nominal diameter for the piston which is stamped on it. Re: TRW NOS forged pistons question. GM also equipped the new-for-2006 Hummer H3 with the Vortec 3500. Stroke, .Gen.4 Rod, NA/Boost/Nitrous, Coated, 4.8L 5.3L LS Vortec Truck, Set of 8, Estimated USA Ship Date: They have cast-in steel strips but are not slotted. "Improved Performance and Efficiency Highlight a Robust Powertrain Lineup for '05", "2006 Vortec 3500 3.5L I-5 (L52) Spec Sheet", https://en.wikipedia.org/w/index.php?title=General_Motors_Atlas_engine&oldid=1141935714, Short description is different from Wikidata, Creative Commons Attribution-ShareAlike License 3.0, This page was last edited on 27 February 2023, at 17:08. 470HP Vortec 4200 GM Inline-SixJeff Wieser, Dublin CA. It could be had in either RWD or AWD. [5], The LLV (also called Vortec 2900) is a 2.9L; 178.3cuin (2,921cc) straight-4 DOHC engine produced between 2007 and 2012, with a 95.5mm 102mm (3.76in 4.02in) bore and a stroke. Dec 17, 1999. In many instances, MAHLE is asked to supply the pistons for an OE manufacturer's high output, premium engines. Bore, -2.00cc Head Volume, Chevy, LS, Set of 8, Estimated USA Ship Date: Vortec 4200 Turbo Engine Builds! The four-inch stroke remained untouched. Large, 70 mm-diameter main bearings were also used to minimize crankshaft movements. of 129, Pro LS 2618 Forged Pistons. Formerly KB Forged Pistons. In '05 its GM Chevy Vortec 4200 4.2L Inline 6 Connecting Rods Molnar Technologies H Beam rods are extremely strong performance parts which are machined from billet 4340 steel, and then heat treated to provide improved strength. Machining off the dome on these old style pistons is the best thing you can do to them, they are super heavy with the dome. The length of the engine and its structure definitely played a part in that, Sutter said. He wasn't happy with the original Pontiac single-overhead-cam (SOHC) six and opted for an '05 Vortec 4200 (4.2L) purchased from Parts Planet in Rancho Cordova, California. This commonality throughout the Atlas family was certainly a big attraction, both for ease of manufacturing and keeping costs in check. Sutter and his team devised a dual-frequency harmonic damper that attached directly to the front of the crank to counteract the effect. 3.810 bore, 1.326 C.H., 7cc dish, Std. There is a lot of great information if you are interested in installing or modifying a Vortec 4200 inline-six. Calvin Nelson has swapped a Vortec 4200 inline-six into a Studebaker Lark and Fairmont Futura.And he just started swapping one into a Fiat 118G.Over the course of those projects he's gathered a lot of information on the motor and shares it on the Vortec 4200 Wiki.There is a lot of great information if you are interested in installing or modifying a Vortec 4200 inline-six. MAHLE's eutectic (12% silicon) aluminum alloy is performance proven . And speaking of those individual ignition coils, the Vortec 4200 came with six of them (Obviously). When running, oil pressure is sent to the tensioner, which keeps the chain tight throughout its lifetime. Vortec 4200 Dubbed the LL8 or Vortec 4200, the naturally aspirated engine displaced 4.2 liters, used a double overhead cams with four-valves per cylinder and had variable valve timing on the exhaust side. The compression ratio was dropped from 10.1:1 to a milder 8.5:1, oil jets were added to help cool and lubricate the undersides of the pistons, and 2.0-mm shorter connecting rods with thicker piston pins increase the engines durability. After completing the CAPTCHA below, you will immediately regain access to the site again. Apr 6, 2023 This allowed the engine to breath deeper during high-throttle situations, resulting in higher power without the fuel consumption penalty being present throughout the rev range. Estimated International Ship Date: Features like coolant passages, oil galleries, and oil drain-back passages were cast directly from the foam, eliminating the need to drill into a pre-formed cast block. The Chrysler 2.5L Turbo, Chevrolet 5.7L LT5 (ZRI Corvette), Chevrolet 5.7L LT1 and Chevrolet 4.3L 200HP truck engines all have our pistons. Sizes: CNC machined all Sizes and Angles for More precise. tlowe #1716 #100665 02/02/23 03:41 PM. Saturday 3/4/2023, Pro LS 2618 Forged Piston, 3.810 bore, 1.110 C.H., 12cc dish, 4.000in. Talk to the experts. E. The front accessory drive is all stock, including the water and A/C pumps. Whats more, the individual coils could better control spark timing. Speed-Pro developed powerforged pistons and set the pace in powerforged technology. The engine redline is 6,300 rpm. However, GM has a lesser-known engine family that deserves admiration for its outside-the-box thinking and outstanding technological advancements: the Atlas inline family. It may not display this or other websites correctly. KingTec Racing (Wuxi) Co., Ltd. is focus on R&D high performance racing cars spare parts for more than 17 years. Despite the long list of similarities between the I-4, I-5, and I-6, the smaller engines were built at the Tonawanda Engine Plant in Tonawanda, New York. Ring carrier pistons with pin boss bushes These pistons for diesel engines have a ring carrier made from special cast iron that is connected metallically and rigidly with the piston material in order to make it more wear resistant, in particular in the first groove. The straight-five produced 220 horsepower at 5,600 rpm and 225 pound-feet of torque at only 2,800 rpm. Technically, the inline-six would fit in GMs full-size trucks like the Chevrolet Silverado and GMC Sierra. A local guy has a SBC for sale, It has Speed Pro HYPER--- .125 dome pistons ( H618P). D. That's a Hogan sheetmetal- fabricated intake manifold that Wieser felt was necessary for better performance. The episode is #40, with an air date of 5/1/2020. Stroke, .Gen.4 Rod, NA/Boost/Nitrous, Coated, 4.8L 5.3L LS Vortec Truck, Set of 8, Estimated USA Ship Date: poems about death of a mother with alzheimer's . Pooling fuel will seep past piston rings and contaminate the engine oil, so this was a huge advantage. 3.810 bore, 1.326 C.H., 2cc dome, Std. novadude said: In my case, 4.030 bore, 0.017" piston-to-deck, 0.028" GM composition gasket, measured 63cc Vortec heads, 12 cc piston dish (checked with plate and syringe) = 9.6:1. ( 1 ), Estimated USA Ship Date: The Platinum Series also features tool-steel wrist pins, an exact ring-groove . Or complete it online. King Tec Racing produces high performance forged connecting rods for GM Chevy Vortec 4200 DOHC set of 6 and forged pistons and crankshafts for high performance racing cars. Bore (mm) Stroke Actual Engine Displacement Rod Length Piston Style Piston Material Compression Height (in.) CHEVROLET 4.2L/256 Pistons - L6 Engine Type - Free Shipping on Orders Over $99 at Summit Racing Earn Summit Bucks on Select Safety Products! Atlas is a name for a family of modern inline piston engines for trucks from General Motors, used in the GMT355 and GMT360 platforms. You are using an out of date browser. Tuesday 3/7/2023. It replaced the LK5 and produced 185hp (138kW) at 5,600 rpm and 190lbft (258Nm) of torque at 2,800 rpm. You'll be above that CR, even with flat-tops, unless you are running a .039" gasket and 0.025+ deck height. The increase in displacement resulted in power increases as well, boosting horsepower to 242 at 5,600 rpm and torque to 242 pound-feet at 4,600 rpm. Saturday 3/4/2023, Pistons, Flat Top, Competition Series, Forged Aluminum, 4.030 in. Regular grade gasoline was recommended. We decided to take a closer look at the Vortec 4200 and its forward-thinking design. We are a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for us to earn fees by linking to Amazon.com and affiliated sites. In 2003, the Vortec 4200 was fitted with polymer-coated pistons that reduce engine noise and enhance durability. However, it was logistics that squashed that from happening. Read More. Bet they are just a forged stock replacement piston. The engine features a 3.70-inch bore and a 4.00-inch stroke. Saturday 3/4/2023, Pistons, Hypereutectic, Flat, 3.780 in. The high silicon VMS-75 alloy is found exclusively in pistons powerforged by Speed-Pro. These pistons has 1.50mm-1.50mm-3.0mm ring grooves & can be free floated but LR63 locks not included & must be . With a turbocharger and some tuning, this simple GM SOHC inliner is now making 470 flywheel horsepower and 450 lb-ft of torque with a mild 8 psi of boost while limiting the factory rotating assembly to just 5,800 rpm. King Tec Racing produces high performance forged connecting rods for GM Chevy Vortec 4200 DOHC set of 6 and forged pistons and crankshafts for high performance racing cars. Estimated International Ship Date: Growing up, Mark always had a mind for tinkering on random items throughout his home and dads garage, including a 1953 Ford Mainline and 1971 Corvette Stingray. We had to find a way to run the 4WD system, yet still meet the engines oiling needs. Impressively, the oil pump moved 11 gallons a minute at 2,500 rpm while maintaining a maximum pressure of 65 psi. Mar 20, 2023 Saturday 3/4/2023, Pistons, Flat Top, Competition Series, Forged Aluminum, 4.070 in. Mar 29, 2023 On this Wikipedia the language links are at the top of the page across from the article title. HotCars covers all things automotive: the latest auto news and informative reviews on the car, pickup truck and motorcycle industries. Chrysler Dodge Mopar Vortec 4200 Rods . GM even used its relatively new manufacturing method for the Atlas engine block and cylinder head. GM says this helped eliminate play in the belt-drive system since each component was perfectly positioned in relation to the block. These vehicles were designed around the I6 engine. Dish Pistons with 4 valve relief. The base engine is an '05 Vortec 4200, but Wieser says '06 to '07 engines offer a better-flowing cylinder head with more cam timing. MAHLE pistons are reliable. Distance From Council Bluffs, Iowa Update. Apr 24, 2023 Cast solid skirt Piston top, ring belt and skirt form a robust unit. Introduced for the 2002 model year, the GMT360 platform sold a couple million examples worldwide before ending production after 2009. Stroke, 6.125 Rod, NA/Boost/Nitrous,Coated, 4.8L 5.3L LS Vortec Truck, Set of 8, Estimated USA Ship Date: Wieser attributes much of the reliable power results to tuning by Mark Romans, who used his HPTuners software to dial in the spark and fuel. The first race truck was the Vortec Trailblazer that ran in the Baja 500 and Baja 1000 off-road races in 2000. ( 3 ), Pro LS 2618 Forged Pistons. As mentioned before, the Vortec 4200 was the first GM truck engine to feature variable valve timing. Along with being naturally balanced, an inline engine only has one cylinder head, which lowers cost, and its design could be altered to include four- and five-cylinder variants. Furthermore, GMs first stab at variable valve timing was put into place on the exhaust side. As a result, they form a uniform body with extreme strength. Ships Monday 3/6/2023. (79), Summit Racing Pro LS Forged Pistons SUM-326943780-2F, Summit Racing Pro LS Forged Pistons SUM-326943780-7F, Summit Racing Pro LS Forged Pistons SUM-326945780-2P, Summit Racing Pro LS Forged Pistons SUM-326945780-7P, Diamond Pistons Competition Series Pistons 11545-R1-8, Diamond Pistons Competition Series Pistons 11543-R1-8, Diamond Pistons Competition Series Pistons 11519-R1-8, Diamond Pistons Competition Series Pistons 11546-R1-8, Speed-Pro Hypereutectic Pistons H1132CPA .50MM, Diamond Pistons Race Series Pistons 21557-RS-8, Summit Racing Pro LS Forged Pistons SUM-1109273810-5, Summit Racing Pro LS Forged Pistons SUM-326943810-2F, Diamond Pistons Competition Series Pistons 11512-R1-8, Summit Racing Pro LS Forged Pistons SUM-110927381012, Summit Racing Pro LS Forged Pistons SUM-1109273820-5, Diamond Pistons Competition Series Pistons 11589-R1-8, Summit Racing Pro LS Forged Pistons SUM-326945810-7P, Summit Racing Pro LS Forged Pistons SUM-326943785-2F, Summit Racing Pro LS Forged Pistons SUM-326945810-2P, Diamond Pistons Competition Series Pistons 11521-R1-8, Speed-Pro Hypereutectic Pistons H1132CPA .75MM, Summit Racing Pro LS Forged Pistons SUM-326943810-7F, Diamond Pistons Competition Series Pistons 11517-R1-8. On this episode of HOT ROD Garage, hosts Tony Angelo and Lucky Costa are going to take on the legendary Aussie engine, the Ford Barra. The I6 version was used in a Baja 1000 racing truck, winning its first race in a class that also included V8 engines. The long crankshaft presented its own set of inherent challenges. Machined from high-strength 2618 alloy, these 18cc spherical-dome pistons are offered for both single and dual overhead cam applications. Ships In a Few Days. The oil pump was refined to limit noise; and the cam-chain tensioner was improved for quieter operation. Used Piston Twin Aircraft For Sale in COUNCIL BLUFFS, IOWA 1 - 1 of 1 Listings. Called the Lost Foam Casting technique, it basically uses a pre-shaped block of Styrofoam buried in sand. Apr 3, 2023 HOT ROD GARAGE: Season 7, Episode 85 - Does America Make a Better Barra?!?! The same aluminum and heat-treating were also used for the cylinder head. Thread starter Drec; Start date May 2, 2020; Drec. An air-to-water intercooler kept temperatures down, and a slew of new internal parts kept the Vortec 4200 humming along. In many instances, MAHLE is asked to supply the pistons for an OE manufacturer's high output, premium engines. Testing revealed the twin-turbo Trailblazer could hit 60 mph in 5.35 seconds before running the quarter-mile in 13.91 seconds at 97.4 mph. The engine redline is 6,300 rpm.[6]. Apr 17, 2023 Just as with the five-cylinder, the Vortec 2800 used many of the same parts and manufacturing procedures. Mark McNabb was a contributor at TopSpeed from 2013 to 2018. Price Range Filter Options Savings Central Selected Filters Part Type: Pistons Make: CHEVROLET Engine Size: 5.7L/350 Saturday 3/4/2023. You can order this part by Contacting Us. Each ICON piston is purpose built from the ground up for extreme high-performance street or racing applications. It displaces 4.2L; 253.9cuin (4,160cc), with a 93mm 102mm (3.66in 4.02in) bore and stroke. The Trailblazer SS debuted for the 2006 model year and had 395 horsepower and 400 pound-feet of torque. The Trailblazer SS competed most closely with the Jeep Grand Cherokee SRT-8, which debuted for the 2007 model year. Estimated International Ship Date: This included the Chevrolet Trailblazer, GMC Envoy, Buick Rainier, Oldsmobile Bravada, Isuzu Ascender, and Saab 9-7X. The piston pins are packed in a way that protects them from corrosion and they are enclosed with the piston, as are the pin locking devices (if required). With pin boss bushes made from a special material, the load-bearing capacity of the pin boss is increased. The package generated an impressive 400 horsepower at 5,200 rpm and 400 pound-feet of torque at 2,500 rpm. The LL8 (or Vortec 4200), is a straight-6 gasoline engine produced from 2002 to 2009. G. One reason this installation looks so clean is because the majority of fabrication work is hidden underneath the engine. It was a packaging thing, said Sutter. Each component besides the power steering pump was mounted directly to the block. B16A Forged Pistons; B20 Forged Pistons; AMC. Apr 25, 2023 The bearing beam sat sandwiched between the main caps and main cap bolts. A third-party browser plugin, such as Ghostery or NoScript, is preventing JavaScript from running. The design was chosen thanks to the large volume of air four valves can move, while the roller-followers provided a smoother operation with less friction than conventional lifters, adding to the engines efficiency. Joined: Nov 2019. Our community has been around for many years and pride ourselves on offering unbiased, critical discussion among people of all different backgrounds. The same is true for the cylinder head, which came straight from casting with its intake and exhaust ports already formed. Critical rod dimensions are are held to very precise tolerances of +/- .0001 of an inch, which is the tightest tolerance you will find in the performance and racing aftermarket. Mounting the components under the engine like previous SUVs would push the engine too high. Because of the high temperatures at the piston top and the ring belt, intensive cooling is provided with oil circulating through the cooling channel. The 5.0-liter inline-six pushed the race truck to win the Trick Truck class, beating the next race team by more than 30 minutes and coming in second in the overall completion. Bore, Forged, Dome, Please Verify Piston Pin Diameter Before Ordering, Chevrolet, LS, Kit Part Number: WIS-PTS523A3 4.75 out of 5 stars ( 4 ) Talk to the experts. Twin overhead camshafts were used to control the exhaust and intake valves separately. The innovative intake manifold featured an 180-degree bend, bringing air into the throttle body just above the engine and wrapping it around into the cross-flow cylinder head. Cast solid skirt pistons have a long service life and can be used in gasoline and diesel engines. Icon Chevy 350 Vortec Forged Pistons, .163 Dome, 6.0 Rod made by Icon Pistons, for as low as $580.99. It was built on a Trans Am chassis with a modified front subframe, this 4WD Envoy rode on cut-and-grooved tires powered by the same hand-built race version of the Vortec 4200. Torque was rated at 275 pound-feet at 3,600 rpm, but 90 percent of peak torque was available between 1,600 and 5,600 rpm. Those trucks used GMs 4.3-liter V-6 as their base engine, which was based on the GM small-block V-8. The engine redline is 6,300 rpm. Violations subject to $37,500 penalty per violation per vehicle, revocation of registration, loss of use on California public right of ways, and proof of correction for tampering. 3.780 bore, 1.326 C.H., 7cc dish, Std. Both the Equinox and Traverse utilized transversely mounted engines, and as Sutter mentioned, the straight-six was simply too long for mounting sideways. Wieser thinks he can squeeze 10 pounds of boost out of the turbo to make 500 hp, but he also has plans for a new, more aggressive 4200 with forged pistons, aftermarket rods, and a later '07 head that will allow him to punch the power up to perhaps 600 hp with 14 to 15 psi. Estimated International Ship Date: A bearing beam, or "ladder," connected the seven main bearing caps longitudinally, further stiffening the. Surface: Shot-peened surfaces to relieve stress. All three shared the same basic architecture and a wide range of parts, though it was the 4.2-liter that led the Atlas program. Estimated International Ship Date: It produced roughly 600 horsepower at 7,500 rpm and 450 pound-feet of torque at 6,000 rpm, but shared almost no parts with the production engine. Herzog Motorsports also ran another Vortec Trailblazer in the Best In The Desert Nevada 2000. Bore, Chevy, 4.8L, 5.3L, Set of 8, 4.71 out of 5 stars 3.810 bore, 1.326 C.H., 2cc dome, Std. Lifetime VIP Donor. The inclusion of VVT on the exhaust camshaft side allows the Atlas series to meet emissions standards without the use of EGR, simplifying the engine design and increasing power for a broad power curve. He installed a Bosch 044 external pump along with 42-lb/hr injectors cranked up to 70 psi. That Atlas family had three main members, the front-running 4.2-liter inline-six, the 3.5-liter five-cylinder, and the 2.8-liter four-cylinder. The cam is a XE 284H .507/0510 lift Diamond Pistons announces the release of its direct replacement forged piston for Chevrolet 8.1L (496ci) big-block marine engine applications. The Vortec 3700 five-cylinder was passed up in favor of a trio of V-6 engines in the car-like crossovers. The Vortec 4200 was a huge leap forward for GM powertrains. MAHLE Aftermarket Inc.23030 MAHLE DriveFarmington Hills, MI 48335, by MAHLE Aftermarket GmbH, Stuttgart 2001 - 2023. The LL8 was on the Ward's 10 Best Engines list for 2002 through 2005 and was the basis for all the other Atlas engines. Starting with 2618 alloy heat treated to high strength T-6 specifications, these give you the best . All Molnar connecting rods are fitted with highly durable premium bronze bushings for use with floating wrist pin type pistons. Wieser says he did all the work in his two-car garage, with the exception of the fabbed Hogan sheetmetal intake and the upholstery. Bore, -11.00cc Head Volume, Chevy, LS, Set of 8, Estimated USA Ship Date: Calvin Nelson has swapped a Vortec 4200 inline-six into a Studebaker Lark and Fairmont Futura. The engine redline is 6,300 rpm. Apr 10, 2023 The LL8 shares 75% of its components with the LK5 and L52; while the LK5 and L52 share 89% of their components. The skunkworks project kicked off shortly after the Trailblazers launch in 2002. Exclusive V-rib adds strength without adding weight but allows maximum cooling. International Customer Options|In the United States? Stroke, 6.125 Rod, NA/Boost/Nitrous,Coated, 4.8L 5.3L LS Vortec Truck, Set of 8, Pro LS 2618 Forged Piston, 3.820 bore, 1.110 C.H., 5cc dish, 4.000in. The latest version is a set of 60-lb/hr injectors (at least he only needs six) that will be enough to keep the air/fuel ratio safe at 12.0:1 air/fuel with 10 psi of boost. Both cams were operated via a timing chain with a hydraulically operated tensioner. That represents a mere 50-horsepower and 50 pound-foot of torque decrease over the I-6. Results 1 - 25 Bore, Chevy, GMC, Set of 8, 4.86 out of 5 stars Stroke, .945 pin Press or Float, NA/Boost/Nitrous, Coated, 4.8L 5.3L Vortec Truck The piston rings have been mounted with the greatest of care. He also built a custom trans crossmember along with fabbed subframe connectors. The most difficult part is keeping his foot out of the throttle because it's so much fun to drive. The series debuted in 2002 with the Oldsmobile Bravada, and is also used in the Buick Rainier, the Chevrolet TrailBlazer and Colorado, the GMC Envoy and Canyon, the Hummer H3, Isuzu Ascender and i-370, and the Saab 9-7X. Even GMs lineup of V-6 engines is impressive, ranging from the 60-degree V-6 that powered nearly every GM car from 1980 through 2010, up to the twin-turbocharged V-6 powering the Cadillac ATS-V. The beam also helped reduce vibration and noise, while reducing the chances for an oil leak. The Vortec 3500 saw service in GMs compact pickups, the first-generation Chevrolet Colorado and GMC Canyon. Mar 13, 2023 There are similar restrictions and penalties under federal law and the laws of all other states with penalties under federal law of up to approximately $45,268 per tampered vehicle and/or engine. Print Share. This provides the pistons with significantly improved heat removal properties, especially in the first ring groove. He also runs Mobil 1 synthetic, taking advantage of its superior thermal stability. Piston Rings. Formerly KB Forged Pistons. Bore, Chevy, 4.8L, 5.3L, Set of 8, Estimated USA Ship Date: PIPER KING AIR 200 Piston Twin Aircraft For Sale in COUNCIL BLUFFS, IOWA 1 - 1 of 1 Listings. You've disabled cookies in your web browser. This necessitated a highly strengthened oil pan and a cylindrical pass-through for the axle shaft. . He eventually figured it out. MAHLE's eutectic (12% silicon) aluminum alloy is performance proven in literally millions of engines around the world including high output diesel engines and Formula One racing. $5 Off Your $100 Mobile App Purchase - Get the App. The Isuzu i-350, the badge-engineered version of the Chevy Colorado, also made use of the inline-five. The 4.2-liter called the GMT360 platform home. Another I6-powered truck won the truck class at the Pikes Peak International Hillclimb. ( 2 ), Estimated USA Ship Date: Apr 24, 2023, Pro LS 2618 Forged Pistons. If you are Building ANY style of the GM Atlas Vortec 4, 5 or 6 Cylinder In-Line Aluminum Engines.You will save yourself ONE HUGE PITA by avoiding the use of Standard Spring Steel-Hex Wrench Clamped or Ratcheting Pliers Style Piston Ring Compressors and opt instead to get a Wiseco 93mm One Piece Tapered Special Tool for this Purpose. These stats far exceeded every comparable V-6 on the market at the time, including GMs own 4.3-liter Vortec V-6. It displaces 3.5L; 211.1cuin (3,460cc), with a 93mm 102mm (3.66in 4.02in) bore and stroke. As a result, they form a uniform body with extreme strength. High ductility 2618 alloy. Bore, -20.00cc Head Volume, Chevy, LSX, Set of 8, Pro LS 2618 Forged Piston, 3.810 bore, 1.110 C.H., 5cc dish, 4.000in. The Vortec 4200 was controlled by a drive-by-wire system, another first in a GM truck application.