The Trailblazer SS competed most closely with the Jeep Grand Cherokee SRT-8, which debuted for the 2007 model year. 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. Bore, -2.00cc Head Volume, Chevy, LS, Set of 8, 5.0 out of 5 stars Because of its length, torsional vibration from end to end had to be mitigated, otherwise, the crankshaft would be susceptible to twisting. 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. Bet they are just a forged stock replacement piston. Both trucks were introduced for the 2004 model year and used the five-cylinder as the extra-cost engine option over the Vortec 2800 four-cylinder. The V-6 was essentially a V-8 with two cylinders removed, much like the relationship among the Atlas engine family. Apr 24, 2023 Despite this, the oil pan still held seven quarts. And thanks to the number of valves, their sizes were kept small to help with cooling. 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. 3.785 bore, 1.326 C.H., 2cc dome, Std. | MotorTrend. Driven by Larry Ragland, the 81 Vortec Trailblazer only competed in those two Baja races before retiring to Raglands garage. 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. So let's travel to a distant land; affect your best English accent and repeat after us, And now for something completely different. Estimated International Ship Date: No matter what your high-performance application calls for, there is an ICON piston for you. It would be better if it was longer. Additional information is available in this. But despite this, the innovative inline-six didnt enjoy a long life. The skunkworks project kicked off shortly after the Trailblazers launch in 2002. When running, oil pressure is sent to the tensioner, which keeps the chain tight throughout its lifetime. Original poster. 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. Sutter has been involved with engine programs for the last 30 years, ranging from Oldsmobiles Quad Four to Cadillacs current V-Series mills. Pistons, Pro Tru Street Pistons, 4.030 in. GM says this helped eliminate play in the belt-drive system since each component was perfectly positioned in relation to the block. On assembly it must be ensured that the components are lubricated sufficiently. The engine simply wouldnt fit in other applications. It generated 175 horsepower at 5,600 rpm and 185 pound-feet of torque at 2,800 rpm. To make the rods even stronger, they are shot peened which increases fatigue life. A beefier transfer case borrowed from the Cadillac Escalades AWD system offered better on-road control than the Trailblazers stock two-speed transfer case. Print Share. Apr 4, 2023 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. As a result of a special casting technology these pistons offer low weight and high structural rigidity. Get information of our newest products and promotions . The straight-five produced 220 horsepower at 5,600 rpm and 225 pound-feet of torque at only 2,800 rpm. For additional protection and to avoid cavity edge or crown fissures, these pistons have a special hard anodized layer (HA layer) on the crown. The first race truck was the Vortec Trailblazer that ran in the Baja 500 and Baja 1000 off-road races in 2000. The same stroke and bore were present, as well as the same rods, pistons, and valves. As mentioned before, the Vortec 4200 was the first GM truck engine to feature variable valve timing. All Molnar connecting rods are fitted with highly durable premium bronze bushings for use with floating wrist pin type pistons. 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. Camshaft and crankshaft position sensors ensured the Powertrain Control Module could keep track of precise timing information. As a result, they form a uniform body with extreme strength. Apr 6, 2023 Machined from high-strength 2618 alloy, these 18cc spherical-dome pistons are offered for both single and dual overhead cam applications. More compression is good. (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. The I6 version was used in a Baja 1000 racing truck, winning its first race in a class that also included V8 engines. Estimated International Ship Date: ( 2 ), Estimated USA Ship Date: Constructed from a plastic-like composite material, the valve cover was held in place with 21 grommets and fasteners that work with the main silicone seal to keep the cover floating atop the head. MAHLE Aftermarket Inc.23030 MAHLE DriveFarmington Hills, MI 48335, by MAHLE Aftermarket GmbH, Stuttgart 2001 - 2023. "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. There is a lot of great information if you are interested in installing or modifying a Vortec 4200 inline-six. For Chevy 350 c.i. 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 Diamond Pistons announces the release of its direct replacement forged piston for Chevrolet 8.1L (496ci) big-block marine engine applications. The water pump and oil pump were integrated directly into the front of the block. The Vortec 4200 was controlled by a drive-by-wire system, another first in a GM truck application. Wieser says the A/C conversion blows plenty cold even after 5,000 miles of street driving. Four drivers tag-teamed the race and included Brian Stewart, Mark Miller, Bekki Freeman and Ryan Arciero. This alleviated the need for a separate Exhaust Gas Recirculation system, or EGR. There were also plans to introduce variable valve timing on the intake side, making it GMs first fully variable-timed engine. Apr 6, 2023 It displaces 3.5L; 211.1cuin (3,460cc), with a 93mm 102mm (3.66in 4.02in) bore and stroke. It produces 175hp (130kW) at 5,600 rpm and 185lbft (251Nm) of torque at 2,800 rpm. Stroke, .945 pin Press or Float, NA/Boost/Nitrous, Coated, 4.8L 5.3L Vortec Truck, 4.33 out of 5 stars This early adopter only had VVT on the exhaust side, however, but allowed for 25 degrees of exhaust cam phasing. Bore, -2.00cc Head Volume, Chevy, LS, Set of 8, Estimated USA Ship Date: [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. 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. Monday 3/6/2023 Tuesday 3/7/2023. Regular grade gasoline was recommended. Posts: 24 . Vortec 4200 build on Hot Rod Garage. Jeff Wieser wanted exactly that for his '69 Pontiac Firebird Sprint. Call 800.979.0122, 7am-10pm, everyday. Talk to the experts. That meant it could use the same engine mounts and accessories as the V-8, saving parts costs and engineering expenses. 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. Part of GMs sizable investment into the Atlas project afforded room for future advancements. refined. KingTec Racing (Wuxi) Co., Ltd. is focus on R&D high performance racing cars spare parts for more than 17 years. Vortec 4200 Turbo Engine Builds! All Molnar rods are finished in the United States at the Molnar Technologies shop in Michigan. The Vortec 4200 featured a deep-skirted block that added strength to the crank area. Bore, -11.00cc Head Volume, Chevy, LS, Set of 8, Estimated USA Ship Date: This kept torque levels at near-peak levels throughout the rev range and allowed a higher maximum horsepower without killing fuel efficiency or hindering drivability at lower rpm levels. They have cast-in steel strips but are not slotted. This included the Chevrolet Trailblazer, GMC Envoy, Buick Rainier, Oldsmobile Bravada, Isuzu Ascender, and Saab 9-7X. Its displacement increased to 2.9 liters, again thanks to very slight bore increase. Apr 17, 2023 Furthermore, GMs first stab at variable valve timing was put into place on the exhaust side. 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. Talk to the experts. The LL8 shares 75% of its components with the LK5 and L52; while the LK5 and L52 share 89% of their components. You must log in or register to reply here. 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. Learn how your comment data is processed. The factory plugs were rated to last 100,000 miles before replacement. The Isuzu i-350, the badge-engineered version of the Chevy Colorado, also made use of the inline-five. 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. All proceeds go to supporting the site. Some shows do that, continuing off-air. Saturday 3/4/2023. General Motors has a long history with making innovative strides in engine development. It was the first Atlas engine, and was introduced in 2002 for the Chevrolet TrailBlazer, GMC Envoy, and Oldsmobile Bravada. 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. 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. The beam also helped reduce vibration and noise, while reducing the chances for an oil leak. 3.780 bore, 1.326 C.H., 7cc dish, Std. He eventually figured it out. Bore (mm) Stroke Actual Engine Displacement Rod Length Piston Style Piston Material Compression Height (in.) 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. Stroke, 6.125 Rod, NA/Boost/Nitrous,Coated, 4.8L 5.3L LS Vortec Truck, Set of 8, Estimated USA Ship Date: The Vortec 4200 actually had a short-lived racing career. This provides the pistons with significantly improved heat removal properties, especially in the first ring groove. Nevertheless, the Vortec 4200 and its Atlas family soldier on in millions of GM vehicles the world over. Those pistons can be paired with Crower B93913B rods. 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. Racetec piston #1003628 is setup for stock bore with a 6 inch rod and a 0.927" pin. To make the rods even stronger, they are shot peened which increases fatigue life. $5 Off Your $100 Mobile App Purchase - Get the App. 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. The engine redline is 6,300 rpm. Bore, Chevy, GMC, Set of 8, 4.86 out of 5 stars Saturday 3/4/2023, Pro LS 2618 Forged Piston, 3.810 bore, 1.110 C.H., 12cc dish, 4.000in. They have cast-in steel strips but are not slotted. A high-flow oil pump, fuel injectors, and exhaust system rounded out the updates. Estimated International Ship Date: Call 800.979.0122, 7am-10pm, everyday. The one-off vehicle was built with a tube-frame chassis and covered with a carbon fiber body. Manley Performance Products has forged aluminum pistons for 4.6- and 5.4-liter Ford applications available in its Platinum Series. He could even be found working on tractors or hay bailers while on vacation at his uncles farm. With the closure of the Moraine, Ohio, plant and the discontinuation of the GMT360 platform (Chevrolet TrailBlazer, GMC Envoy, etc. Mounting the components under the engine like previous SUVs would push the engine too high. In '05 its The throttle was controlled through the PCM and was opened via an electric motor mounted inside the 77-mm diameter throttle body. The most difficult part is keeping his foot out of the throttle because it's so much fun to drive. You are using an out of date browser. 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. Estimated International Ship Date: 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. Never miss a sale on new parts, tools, and more! In many instances, MAHLE is asked to supply the pistons for an OE manufacturer's high output, premium engines. 350, Dome Piston Style, Forged Aluminum Piston Material. Large, 70 mm-diameter main bearings were also used to minimize crankshaft movements. Apr 25, 2023 Pistons. Saturday 3/4/2023, Pro LS 2618 Forged Pistons. The Chevrolet small-block V-8, for example, began life in the 1950s and soon became the standard for high horsepower in a small package a legacy that continues into todays fifth-generation GM V-8s. 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. 3.780 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: [1], The LK5 (also called the Vortec 2800) is a 2.8L; 169.0cuin (2,770cc) straight-4 DOHC engine produced between 2004 and 2006, with a 93mm 102mm (3.66in 4.02in) bore and stroke. Free shipping when your order includes this part. $5 Off Your $100 Mobile App Purchase - Get the App. Lateral gas porting on higher compression ratios. Estimated International Ship Date: Use Style C rings (1/16", 1/16", 3/16"). He installed a Bosch 044 external pump along with 42-lb/hr injectors cranked up to 70 psi. The engine doesnt work in a transverse application, so it was limited in the vehicle choices.. 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. Apr 24, 2023 This site uses Akismet to reduce spam. The guys on Hot Rod Garage are building a couple of 4.2l engines to compare with the Barra (an Aussie) engine. Herzog Motorsports also ran another Vortec Trailblazer in the Best In The Desert Nevada 2000. The Vortec 4200 also utilized an innovative mounting system for its accessories. Stroke, .Gen.4 Rod, NA/Boost/Nitrous, Coated, 4.8L 5.3L LS Vortec Truck, Set of 8, Estimated USA Ship Date: 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. The LL8 (or Vortec 4200), is a straight-6 gasoline engine produced from 2002 to 2009. Dual forced pin oiling on most applications, Lateral gas porting on higher compression ratios. It displaces 4.2L; 253.9cuin (4,160cc), with a 93mm 102mm (3.66in 4.02in) bore and stroke. Stay Updated with Emails from Summit Racing. The Vortec 3500 saw service in GMs compact pickups, the first-generation Chevrolet Colorado and GMC Canyon. The engine features a 3.70-inch bore and a 4.00-inch stroke (258ci) and uses a pair of overhead cams to drive the four valves per cylinder. Formerly KB Forged Pistons. Apr 10, 2023 Saturday 3/4/2023, Pistons, Dish, 12 Degree LS2K Series, Forged Aluminum, 4.125 in. Apr 24, 2023 Thank you! Estimated International Ship Date: Incorrect email address or password. 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. Jan 29, 2018 214 Yakima, Washington. Used Piston Twin Aircraft For Sale in COUNCIL BLUFFS, IOWA 1 - 1 of 1 Listings. Their range of applications extends from model engines to large power units. Stroke, .945 pin Press or Float, NA/Boost/Nitrous, Coated, 4.8L 5.3L Vortec Truck, Estimated USA Ship Date: 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. E. The front accessory drive is all stock, including the water and A/C pumps. The high silicon VMS-75 alloy is found exclusively in pistons powerforged by Speed-Pro. ( 1 ), Estimated USA Ship Date: We are working every day to make sure our community is one of the best. Extraordinary claims require extraordinary evidence.CarlSagan. I don't have access to check but will L31 Vortecs heads have a clearance problem with these pistons. The package generated an impressive 400 horsepower at 5,200 rpm and 400 pound-feet of torque at 2,500 rpm. All browsing and transactions within are secured by an SSL Certificate with high-strength encryption. ECOFORM pistons with pivoting side cores Weight optimized pistons for passenger car gasoline engines. Still, that doesnt negate the unique nature of GMs forgotten inline engine family. After completing the CAPTCHA below, you will immediately regain access to the site again. 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. Any other use renders the vehicle tampered and not legal for use on California public highways (any public street or roadway, public dirt road, public park, or publicly maintained right of way open to the use of the public for vehicular travel). 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.
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