Apr 10, 2023 Call 800.979.0122, 7am-10pm, everyday. Source: Vortec 4200 Wiki via Grassroots Motorsports. ), production of the LL8 also ended. It displaces 3.5L; 211.1cuin (3,460cc), with a 93mm 102mm (3.66in 4.02in) bore and stroke. 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. This site uses Akismet to reduce spam. Price Range Filter Options Savings Central Selected Filters Part Type: Pistons Make: CHEVROLET Engine Size: 5.7L/350 Part of GMs sizable investment into the Atlas project afforded room for future advancements. Forged solid skirt This type of piston can mainly be found in high performance series production and racing engines. Apr 10, 2023 Formerly KB Forged Pistons. The pistons and con rods must always be assembled in the prescribed installation direction. MAHLE pistons are reliable. A single stainless steel fuel rail delivered fuel to the intake port-mounted injectors. 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. JavaScript is disabled. GM says this helped eliminate play in the belt-drive system since each component was perfectly positioned in relation to the block. Tuesday 3/7/2023. Another I6-powered truck won the truck class at the Pikes Peak International Hillclimb. Apr 17, 2023 The water pump and oil pump were integrated directly into the front of the block. Bore, -2.00cc Head Volume, Chevy, LS, Set of 8, Estimated USA Ship Date: The cam is a XE 284H .507/0510 lift Wieser's current engine is still plenty efficient, as he reports the current 8 psi/42 lb/hr injector package delivers 21 mpg split between highway and in-town driving. Saturday 3/4/2023, Piston, Hypereutectic, Flat, 3.799 in. The 1996 and later Vortec heads have the heart shaped combustion chambers. The Vortec 4200 featured a deep-skirted block that added strength to the crank area. Exclusive V-rib adds strength without adding weight but allows maximum cooling. 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. It would be better if it was longer. Jeff Wieser wanted exactly that for his '69 Pontiac Firebird Sprint. Apr 25, 2023, Pistons, Dish, Competition Series, Forged Aluminum, 4.070 in. 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. This commonality throughout the Atlas family was certainly a big attraction, both for ease of manufacturing and keeping costs in check. Whats more, the individual coils could better control spark timing. Nevertheless, the Vortec 4200 and its Atlas family soldier on in millions of GM vehicles the world over. Estimated International Ship Date: Wieser says the A/C conversion blows plenty cold even after 5,000 miles of street driving. There is a lot of great information if you are interested in installing or modifying a Vortec 4200 inline-six. Pistons. The factory plugs were rated to last 100,000 miles before replacement. Sutter has been involved with engine programs for the last 30 years, ranging from Oldsmobiles Quad Four to Cadillacs current V-Series mills. Piston Rings. Re: TRW NOS forged pistons question. Vehicle/Engine Search Vehicle/Engine Search Make/Model Search Make/Engine Search Departments; Brands; Savings Central . Stroke, 6.125 Rod, NA/Boost/Nitrous,Coated, 4.8L 5.3L LS Vortec Truck, Set of 8, 4.0 out of 5 stars And he just started swapping one into a Fiat 118G. For 2006, power was increased to 291hp (217kW) at 6,000 rpm and torque to 277lbft (376Nm)) at 4800 rpm with the addition of a MAF and a complete internal redesign of the engine; however, due to the new SAE rating procedures, ratings can vary slightly between years. 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). 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. They have cast-in steel strips but are not slotted. It may not display this or other websites correctly. 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. Power levels were slightly boosted, giving the four-cylinder 10 more horsepower and five more pound-feet of torque. 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. Speed-Pro developed powerforged pistons and set the pace in powerforged technology. For Chevy 350 c.i. Who says you need eight cylinders to have a party? The pistons have cast-in steel strips and are slotted at the transition from ring belt to skirt section. GM also broke ground in the SUV segment by using dual overhead cams with roller-followers to control the four valves per cylinder. International Customer Options|In the United States? The system used an electronic throttle with no mechanical linkage between the gas pedal and the throttle body. 3.780 bore, 1.326 C.H., 2cc dome, Std. refined. HOT ROD GARAGE: Season 7, Episode 85 - Does America Make a Better Barra?!?! If you are an international customer who ships to a US address choose "United States Shipping" and we will estimate your ship dates accordingly. Lifetime VIP Donor. The original manifold was a composite material he thought wasn't going to withstand boost pressures. 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. 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 engines use GM's Vortec name, and Straight-4, Straight-5, and Straight-6 engines are all part of the same family, sharing the same manufacturing equipment, rods, pistons, valves, and other parts. The Vortec 4200 also utilized an innovative mounting system for its accessories. Because of the efficient cooling and the decreased risk of detonation, the Vortec 4200 was able to run its high compression ratio without the need for premium fuel. In many instances, MAHLE is asked to supply the pistons for an OE manufacturer's high output, premium engines. Estimated International Ship Date: Even the starter motor had its own mounting spot within the bell housing flange at the rear of the engine. Piston Rings. Stroke, .945 pin Press or Float, NA/Boost/Nitrous, Coated, 4.8L 5.3L Vortec Truck, Estimated USA Ship Date: The 4200 also relies on an electronic throttle that Wieser has retained on his turbo version. They have cast-in steel strips but are not slotted. Mounting the components under the engine like previous SUVs would push the engine too high. When introduced, this engine's power was 270hp (201kW) at 6,000 rpm and torque was 275lbft (373Nm) at 3,600 rpm. Calvin Nelson has swapped a Vortec 4200 inline-six into a Studebaker Lark and Fairmont Futura. Engineers added twin Aerodyne turbos tuned to generate 8.5 pounds of boost. $5 Off Your $100 Mobile App Purchase - Get the App. Stay Updated with Emails from Summit Racing. 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. Read More. 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 Vortec 4200 actually had a short-lived racing career. And speaking of those individual ignition coils, the Vortec 4200 came with six of them (Obviously). GM used a premium aluminum called A356 as the primary material for casting. The engine redline is 6,300 rpm. Our Pursuit: Better Price, Better Quality, Better Service. The Trailblazer SS debuted for the 2006 model year and had 395 horsepower and 400 pound-feet of torque. [4], The LLR (also called Vortec 3700), is a straight-5 DOHC engine with dual balance shafts produced from 2007 through 2012. Bore, Chevy, 4.8L, 5.3L, Set of 8, Estimated USA Ship Date: Amazingly, the block, crank, head, head gasket, cams, and valve sizes all remained untouched. He could even be found working on tractors or hay bailers while on vacation at his uncles farm. Still, that doesnt negate the unique nature of GMs forgotten inline engine family. The Vortec 3700 five-cylinder was passed up in favor of a trio of V-6 engines in the car-like crossovers. You must log in or register to reply here. Saturday 3/4/2023, Pistons, Hypereutectic, Flat, 3.780 in. 470HP Vortec 4200 GM Inline-SixJeff Wieser, Dublin CA. Stroke, 6.125 Rod, NA/Boost/Nitrous,Coated, 4.8L 5.3L LS Vortec Truck, Set of 8, Estimated USA Ship Date: The V-6 was essentially a V-8 with two cylinders removed, much like the relationship among the Atlas engine family. These pistons has 1.50mm-1.50mm-3.0mm ring grooves & can be free floated but LR63 locks not included & must be . Keeping things quiet was GMs innovate valve cover. At around $38.00 with Free S&H one might think that its TOO . 3.810 bore, 1.326 C.H., 2cc dome, Std. Stroke, .Gen.4 Rod, NA/Boost/Nitrous, Coated, 4.8L 5.3L LS Vortec Truck, Set of 8, Estimated USA Ship Date: 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. The Platinum Series also features tool-steel wrist pins, an exact ring-groove . You've disabled JavaScript in your web browser. Filter my search results to see Summit Racing brand parts. Copyright 2005-2022 KingTec Racing Co., Ltd. All Rights Reserved. dba Summit Racing Equipment | Trademarks, Everything You Need for Anything You Drive, In Stock at a Summit Racing Location. The package generated an impressive 400 horsepower at 5,200 rpm and 400 pound-feet of torque at 2,500 rpm. It was the first Atlas engine, and was introduced in 2002 for the Chevrolet TrailBlazer, GMC Envoy, and Oldsmobile Bravada. High ductility 2618 alloy. The story of GMs high-tech straight-six and why it died. Due to their high strength and lower wear values, these pistons make it possible to comply with low exhaust and emission standards, especially for diesel engines under heavy loads. Call 800.979.0122, 7am-10pm, everyday. Chrysler Dodge Mopar Vortec 4200 Rods . Formerly KB Forged Pistons. 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. Bore, -11.00cc Head Volume, Chevy, LS, Set of 8, Estimated USA Ship Date: [3] This five-cylinder engine achieves better fuel economy and performance than the six-cylinder, but with more power and torque than the four-cylinder. The Atlas engines were produced at the Flint Engine South plant in Flint, Michigan, while the I4 and I5 versions were produced at the Tonawanda Engine plant in Tonawanda, New York, near Buffalo. Mark McNabb was a contributor at TopSpeed from 2013 to 2018. Camshaft and crankshaft position sensors ensured the Powertrain Control Module could keep track of precise timing information. To make the rods even stronger, they are shot peened which increases fatigue life. It could be had in either RWD or AWD. On this Wikipedia the language links are at the top of the page across from the article title. So let's travel to a distant land; affect your best English accent and repeat after us, And now for something completely different. As a result of a special casting technology these pistons offer low weight and high structural rigidity. Prior to assembly, the con rods have been checked to see that their bores are on parallel axes (to ensure that there has been no bending or twisting), and if necessary, they have been replaced. Saturday 3/4/2023, Pro LS 2618 Forged Piston, 3.810 bore, 1.110 C.H., 12cc dish, 4.000in. HotCars covers all things automotive: the latest auto news and informative reviews on the car, pickup truck and motorcycle industries. 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. The Atlas program began in 1995 along with the planning for GM's next-generation mid-size SUVs and pickup trucks. Over the course of those projects hes gathered a lot of information on the motor and shares it on the Vortec 4200 Wiki. He installed a Bosch 044 external pump along with 42-lb/hr injectors cranked up to 70 psi. MAHLE pistons are OE quality and have many premium OE features. ( 1 ), Estimated USA Ship Date: Cast solid skirt pistons have a long service life and can be used in gasoline and diesel engines. All proceeds go to supporting the site. 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 Formerly KB Forged Pistons. The cam would then rotate relative to the cam sprocket, creating the different camshaft profile, which changed the timing of the exhaust valves opening. 360 Forged Pistons; Buick. The guys on Hot Rod Garage are building a couple of 4.2l engines to compare with the Barra (an Aussie) engine. Estimated International Ship Date: Starting with 2618 alloy heat treated to high strength T-6 specifications, these give you the best . Wieser says he did all the work in his two-car garage, with the exception of the fabbed Hogan sheetmetal intake and the upholstery. 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. Tuesday 3/7/2023 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. Estimated International Ship Date: ( 1 ), Estimated USA Ship Date: F. Wieser also spent additional time plumbing a separate oil cooler and oil pressure reduction valve to limit feed into the turbo at 45 psi and prevent seepage around the oil seal for the shaft bearing. Apr 25, 2023, Pro LS 2618 Forged Pistons. This provides the pistons with significantly improved heat removal properties, especially in the first ring groove. As mentioned before, the Vortec 4200 was the first GM truck engine to feature variable valve timing. He eventually figured it out. Estimated International Ship Date: Please note that Checkout Prices will be in US Dollars. Naturally, the demands on pistons have also risen progressively: they must be lighter, must have lower oil consumption and must be absolutely safe and reliable. With the closure of the Moraine, Ohio, plant and the discontinuation of the GMT360 platform (Chevrolet TrailBlazer, GMC Envoy, etc. Saturday 3/4/2023, Pistons, Dish, Competition Series, Forged Aluminum, 4.030 in. standard on Trailblazer and Trailblazer EXT, 4.2-liter, DOHC inline six-cylinder w/cast aluminum block, dual overhead camshafts, variable cam phasing exhaust cams, sequential fuel injection, electronic throttle control. Both the Equinox and Traverse utilized transversely mounted engines, and as Sutter mentioned, the straight-six was simply too long for mounting sideways. Each rod set for the GM Vortec 4200 inline 6 engine includes ARP2000 series fasteners which are a Molnar Technologies proprietary design, assembly lubricant and installation guidelines. It has four valves per cylinder, utilizes dual-overhead cams (DOHC) design, and features variable valve timing on the exhaust cam, a first for GM inline engines. A bearing beam, or ladder, connected the seven main bearing caps longitudinally, further stiffening the block. 4cyl 2.500-2.999 in. Pistons have to put up with extreme pressures, as their working conditions have become significantly tougher in recent years. Apr 6, 2023 The entire engine line was definitely set up to add technology to better power and efficiency. Though Sutter didnt specify, a modern take on the engine could include direct fuel injection, cylinder deactivation, and even turbocharging. Vehicle/Engine Search Make/Model Search Make/Engine Search Departments Brands Savings Central Contact Us Help Center Wish List Order Status & Returns My Account Welcome My Account Order Status Wish List I don't have access to check but will L31 Vortecs heads have a clearance problem with these pistons. Estimated International Ship Date: tlowe #1716 #100665 02/02/23 03:41 PM. 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. The most difficult part is keeping his foot out of the throttle because it's so much fun to drive. It generated 175 horsepower at 5,600 rpm and 185 pound-feet of torque at 2,800 rpm. Estimated International Ship Date: Despite this, the oil pan still held seven quarts. Stroke, .Gen.4 Rod, NA/Boost/Nitrous, Coated, 4.8L 5.3L LS Vortec Truck, Set of 8, Estimated USA Ship Date: Driven by Larry Ragland, the 81 Vortec Trailblazer only competed in those two Baja races before retiring to Raglands garage. Ships Monday 3/6/2023. Stroke, .Gen.4 Rod, NA/Boost/Nitrous, Coated, 4.8L 5.3L LS Vortec Truck, Set of 8, Pistons, Hypereutectic, Flat, 3.780 in. General Motors has a long history with making innovative strides in engine development. D. That's a Hogan sheetmetal- fabricated intake manifold that Wieser felt was necessary for better performance. Larger brakes borrowed from the Trailblazer EXT and sticky BFGoodrich tires helps shave 12 feet of its 60-to-0 distance for a total of 120 feet. However, Sutters team devised an ingenious method of mounting the front differential directly to the driver side of the engines oil pan and running the passenger side axle shaft directly through the sump. Wieser says the Vortec 4200 is both longer and taller than the original SOHC six, so he had to take 2 inches off the bottom of the stock cast oil pan and increase the front sump area while notching the engine crossmember. Again built by Herzog Motorsports and driven by Ragland, this GMC Envoy race truck took home the overall win for the 2000 Pikes Peak Hill Climb. Inliner Member 1716 65 Chevelle Wagon and 41 Hudson Pickup Information and parts www.12bolt.com. The 4.2-liter called the GMT360 platform home. The LL8 (or Vortec 4200), is a straight-6 gasoline engine produced from 2002 to 2009. I left about a 0.045" dome to keep the compression around 10.5:1 with the small chamber 289 heads with 0.040" compression height all in the gasket (zero deck). 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. 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. The four-inch stroke remained untouched. The engine simply wouldnt fit in other applications. The MAHLE repair pistons are ready for installation with mounted piston rings. There were also plans to introduce variable valve timing on the intake side, making it GMs first fully variable-timed engine. In 2003, the Vortec 4200 was fitted with polymer-coated pistons that reduce engine noise and enhance durability. This early adopter only had VVT on the exhaust side, however, but allowed for 25 degrees of exhaust cam phasing. But despite this, the innovative inline-six didnt enjoy a long life. All Molnar rods are finished in the United States at the Molnar Technologies shop in Michigan. Exclusive V-rib adds strength without adding weight but allows maximum cooling. The 2007 model year saw significant changes to the Vortec five-cylinder. (4.000" bore x 3.48" stroke). ECOFORM pistons with pivoting side cores Weight optimized pistons for passenger car gasoline engines. The same aluminum and heat-treating were also used for the cylinder head. They feature coil-on-plug ignition systems,[1] variable valve timing on the exhaust side, electronic throttle control, and a special oil pan with a pass-through for the half shafts in four-wheel drive vehicles. Extraordinary claims require extraordinary evidence.CarlSagan. Its displacement increased to 2.9 liters, again thanks to very slight bore increase. Herzog Motorsports also ran another Vortec Trailblazer in the Best In The Desert Nevada 2000. A high-flow oil pump, fuel injectors, and exhaust system rounded out the updates. "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. Saturday 3/4/2023, Pistons, Flat Top, Competition Series, Forged Aluminum, 4.070 in. Mar 20, 2023 As a result, they form a uniform body with extreme strength. Marks spare time was heavily consumed by reading automotive magazines and wondering how in the heck people could land a job testing cars all day. 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. Thread starter Drec; Start date May 2, 2020; Drec. Apr 24, 2023 AUTOTHERMATIK- / HYDROTHERMATIK These pistons are used mainly in gasoline and diesel engines for passenger cars under heavy load conditions. Piston Rings. Bet they are just a forged stock replacement piston. 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. Herzog Motorsports ran the trucks and supplied the drivers. The LL8 (or Vortec 4200), is a straight-6 gasoline engine produced from 2002 to 2009. The long crankshaft presented its own set of inherent challenges. Stroke, .Gen.4 Rod, NA/Boost/Nitrous, Coated, 4.8L 5.3L LS Vortec Truck, Set of 8, Estimated USA Ship Date: