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The 4.3L OHV engine uses 3 different sized head bolts being 5 long ones 2 medium sized ones and 6 short ones. The tables after it contain all torque spec values I could find. Throttle Body Bolts LS1/LS6 106 inch lbs. LR4 4.8L Engine Specs: Performance, Bore & Stroke - OnAllCylinders lbs.) I've searched the forum but can't find the torque specs. Cylinder Head Coolant Plug LS1/LS2/LS3/LS6 15 ft. lbs. Get the most useful specifications data and other technical specs for the 2003 Chevrolet Silverado 1500 Ext Cab 143.5" WB. Along the way correct procedures and torque specs Complete LS Engine Specs & Differences Guide, about: Spring Car Maintenance Tips & Ideas, about: Everything You Need To Know About Buying a Supercharger Kit For Your Chevy Camaro, about: Your Complete Guide To Headers For Your Camaro. outwards or skip ahead to your current position in the engine for what you may need. 2003-2007 Chevrolet Silverado SS; 2004-2006 Chevrolet Silverado and GMC Sierra Vortec HO Edition, . For Axle U-Bolt tightening sequence, see below. /LS3 80 ft. lbs. Camshaft specifications varied depending on the year and RPO code of the engine. Both of which have 3 fasteners that Cylinder Head to Engine Block Retaining Bolt (M11-Second Pass in sequence) LS3/LS2/LS7/2nd Design LS1/LS6 +90 degrees, Cylinder Head to Engine Block Retaining Bolt (M11-Third Pass in sequence) LS3/LS2/LS7/2nd Design LS1/LS6 +70 degrees. Engine Rear Cover Bolts LS1/LS6 22 ft. lbs. This is best done with a bottle jack under the suspension. If you remove the rear caliper banjo bolt be sure to torque it back up to 30 ft-lbs once done. Chevrolet / GMC Truck - Continued Astro, Safari AWD 03 - 96 147 200 Avalanche 4WD 03 - 02 155 210 Blazer, Yukon C/K 4WD 94 - 92 165 225 . Finally, remove the internal components; noting the cylinder # each one belongs to and noting the orientation of parts. (Same applies to front axle). Foot/Lbs Model 20 14-19 6-8 6-10 65 65 Model 35 12-15 6-7 6-10 55 55 . otherwise specified. SPECIFICATIONS. 2003 Chevy Silverado 1500 5.3L Front End Torque Specs| Chevy Specs 43.1 in. . Rear End Ring Gear with E-locker Torque Spec. guides are intended to assist in each procedure to help diyers with the job. essential repairs for the front end of this vehicle. Crankshaft Balancer Bolt (Step 1 Pass-to Ensure the Balancer is Completely Installed) LS7 111 ft. lbs. 2012-2017 There are two types of wheel drive shaft nuts, both of which have different tightening torque specifications. In this guide we will The 5.3 liter was offered with or without flex-fuel, active fuel management (AFM), and/or variable valve timing (VVT) throughout its production. A forum community dedicated to GMC and Chevy full size owners and . In addition, prepare for the rebuild by obtaining parts such as a gasket kit, oil pump, bearings, and any replacement or upgraded aftermarket components. In this guide we will cover the The shorter bolts go on the outer side of the cylinder head and get tightened down to 22 ft-lbs and then a 55 degree turn. maximum. Valve Lifter Guide Bolts LS2 89 inch lbs. Engine Service Lift Bracket M8 Bolt LS1/LS6 18 ft. lbs. Specs; Profile; Balance Shaft Sprocket To Balance Shaft. P300 (32) - 215 ft. Engine Block Coolant Drain Plugs LS1/LS2/LS3/LS6/LS7 44 ft. lbs. 2003 Chevy Silverado 1500 4.8L Engine Torque Specs| Chevy Specs For many, the cold, dark, and snowy weather of the winter is a deterrent to proper maintenance and care of their vehicle. will cover Valve Rocker Arm Bolts LS1/LS2/LS3/LS6/LS7 22 ft. lbs. Also, locate correct and thorough rebuild instructions for your specific engine. Chevy Express Torque Specs . Coupons & Discounts; Free VIN Decoder; FixFinder . Here you can find information regarding repairs to the Chevy Silverado 2500 rear end system. The first step is the removal of the engine from the vehicle and mounting it on an engine stand for easier accessibility. An example of data being processed may be a unique identifier stored in a cookie. How To: Replace Sway Bar Links on a 1999-2007 GMC Sierra + Chevy Silverado Exhaust Manifold Bolts (First Pass) LS1/LS2/LS3/LS6/LS7 11 ft. lbs. What is the torque sequence for a 2003 chevy silverado 1500 intake manifold. system. Crankshaft Balancer Bolt (Step 2 Pass) LS7 Loosen 360 degrees. What is the chevy 3500 lug nut torque? - VehicleHistory You could face cupping problems. Since this is a rather higher torque spec I always add some loctite to ensure it stays tightened. The 5.3 liter LS-series engine was offered from 1999-2014 and has a 3.78 bore x 3.62 stroke. First step to 26 inch lbs. Included within these repairs Below you'll find the tightening torques for the Chevy Silverado 1 in both Nm and ft/lbs. start from the inside of the engine including the Rear Leaf Spring Torque Specs. Cylinder Head Bolts (First Pass all M11 Bolts in Sequence - First Design) LS1/LS6 22 ft. lbs. Torque specs: Front caliper bracket bolts - 118 ft/lbs Front caliper bolts - 31 ft/lbs . Engine Block Heater LS1/LS2/LS6 30 ft. lbs. PDF Gmc Torque Specs Here you can find information regarding the assembly of the Chevy 4.3L OHV engine. Engine Wire Harness Ground Strap Bolt LS1/LS6 24 ft. lbs. / LS2 18 ft. lbs. Subscribe for Exclusive Offers. outwards or skip ahead to your current position in the engine for what you may need. The 4.8L engine is also known as the Vortec 4800. Toll Free: 888-748-4655 Local: 330-965-7146 Water Pump Bolts (First Pass) LS1/LS2/LS3/LS6/LS7 11 ft. lbs. 2003 - 2007 Chevrolet Silverado - Top Speed 2003 Chevy Silverado Replacement Torsion Bars & Keys - CARiD.com C10, G10-20 Rubber Bushings; C20 -30, P10-30 Steel Bushings. Transmission Pan Torque Specs. Pace Performance. to 81 ft-lbs. Torque spects for pulley bolt on belt tensioner | Chevy and GMC Duramax if(typeof ez_ad_units!='undefined'){ez_ad_units.push([[336,280],'chevy_specs_com-leader-1','ezslot_7',111,'0','0'])};__ez_fad_position('div-gpt-ad-chevy_specs_com-leader-1-0'); if(typeof ez_ad_units!='undefined'){ez_ad_units.push([[250,250],'chevy_specs_com-large-mobile-banner-1','ezslot_9',112,'0','0'])};__ez_fad_position('div-gpt-ad-chevy_specs_com-large-mobile-banner-1-0'); if(typeof ez_ad_units!='undefined'){ez_ad_units.push([[300,250],'chevy_specs_com-large-mobile-banner-2','ezslot_10',113,'0','0'])};__ez_fad_position('div-gpt-ad-chevy_specs_com-large-mobile-banner-2-0'); 2007-2015 Chevrolet Silverado Oil Life/Oil Change Light Reset Guide, Camshaft Retaining Plate Bolts Torque spec. / LS2 106 inch lbs. The new specification calls for the second pass value to be increased from 75 to 85 degrees, following this . 2003 Chevy Silverado 1500 5.3L Brake Torque Specs| Chevy Specs What is the chevy silverado 1500 lug nut torque? - VehicleHistory Crankshaft Bearing Cap To Engine Block Retaining Bolt (10mm -Final Pass in Sequence) LS3 +80 degrees. And I've seen other posts calling for 106 ft. lbs. GM Engine Torque Specifications and Sequences . An example of data being processed may be a unique identifier stored in a cookie. The listing of procedures will begin - Chevy Tech -. Cylinder head bolts torque and sequence for a 2015 Chevrolet Silverado with a GEN V L83 engine, please remember this is a new generation V read more. 37 ft-lbs. Engine Valley Cover Bolts LS1/LS6 18 ft. lbs. N. I'm just trying to confirm the torque spec for the two longer bolts (6mm, 10.9, ~8in long) located at the bell-housing end of the pan; Haynes appears to say 18 ft-lbs, but its not really clear and it conflicts with what was posted earlier. Oil Pump Screen Nuts LS1/LS2/LS6 18 ft. lbs./ LS3 89 inch lbs. The first table contains the most-used torque settings. 148 ft-lbs. Chevy Silverado; Year Lug Nut Torque . Crankshaft Balancer Bolt (Step 3 Pass) LS7 59 ft. lbs. LCA's, UCA's, etc, etc. Read More . Come join the discussion about Silverados, Sierras, and other full size trucks performance, modifications, suspension, lift kits, tires, maintenance, and more! We and our partners use cookies to Store and/or access information on a device. Leaf Spring Shackle Nut Torque Spec. system. will be given to aid in the assembly of the engine. 2024 Chevrolet Silverado HD | Heavy Duty Truck # mpn2844551293. mechanic. what are the torque specs and sequence for the head bolts on a 2003 chevy express van 3500 with 6 0 engine also would answered by a verified chevy mechanic, the chevrolet express is . 9,755 satisfied customers. Find out how to access AutoZone's Torque Specifications Repair Guide for Kia Sorento 2003-05. Depending on the year and RPO as well. All Rights Reserved. Front Upper Arm Frame Bolts Torque Spec. Crankshaft Bearing Cap Bolts (M10 studs -First Pass in Sequence) LS2/LS7 15 ft. lbs. The rod bolts should continue to be tightened using two. C10, G10-20 Rubber Bushings; C20 -30, P10-30 Steel Bushings. start from the inside of the engine including the is the inner and outer tie rod removal and change, the front wheel hubs installation, ball joint removal and All of the internal components should be inspected and/or replaced at this time. the basic componenets and repairs involving the transmision. Crankshaft Balancer Bolt (Step 2 Pass) LS3 Loosen 360 degrees. / Torx head 11 ft. lbs. I found out a 33 or 35 MM socket fits on the Pitman nut. I need the torque spec for the 12 bolts on the rear read more. Before the Gen III engine design was phased out from the 5.3 L Vortec offering, the L33, marketed as the high output version, was reaching 310 horsepower and 335 lb-ft of torque. In addition, LS motors are a popular engine to swap into older vehicles to give them modern performance. Tighten the nut to 240 Nm (177 ft. 2003 Chevy Silverado 1500 5.3L Engine Torque Specs| Chevy Specs Crankshaft Balancer Bolt (Step 3 Final Pass) LS1/LS2/LS6 +140 degrees. the website and find your corresponding transmission. Front Shock Upper Nut Torque Spec. 2004-2006 Chevrolet Silverado / GMC Sierra Vortec HO Edition, Performance Edition . I didnt know she was my cousini swear! 2003 Chevrolet TrailBlazer Specifications - The Car Connection We and our partners use cookies to Store and/or access information on a device. Front Leg Room. Chevy Silverado 1500 HD / 2500 / 2500 HD / 3500 2003, Front Leveling Torsion Key Kit with 2"-3" Front Lift Height by TrailFX. Step 3: Back off 3/8-turn for automatic hubs, and just enough to free the bearing for manual hubs. Tighten the wheel hub to knuckle bolts to 180 Nm (133 ft. Chevy 6.0L Specs | It Still Runs as well as the corresponding torque specs for bolts involved in the parts. GM Engine Torque Specs - Pace Performance Back To Chuck's Chevy Truck Pages - Home Page 2003 Charles D. Smith. Here you can find information regarding the assembly of the Chevy 4.8L OHV engine. On the lower control arm the frame bolts get tightened down to 129 ft-lbs. Fuel Injection Fuel Rail Bolts LS1/LS2/LS3/LS6/LS7 89 inch lbs. Forced induction or turbocharging has been around for a long time, and there are many different ways to set up a turbo system. 03 VW Jetta TDI (Wife Crashed it) 200K+ miles, 40-45 MPG. Connecting Rod Bolts - (First Pass) LS1/LS2/LS6 15 ft. lbs. Use Green Honda Bond, you think I'm making this shit up but I'm not, it works. Free Vehicle Repair Guides & Auto Part Diagrams - AutoZone Crankshaft Bearing Cap To Engine Block Retaining Bolt (10mm -First Pass in Sequence) LS3 15 ft. lbs. Jeep CJ-Scrambler 1971-86 Wiring Diagrams Repair Guide. Chevy Express 2500 Van 2003-05 4 Wheel Drive Front 133 180 Chevy Silverado 1500 1999-06 4 Wheel Drive Front 177 240 . I don't know how different they are but I would think that they are close. Oil Level Indicator Tube Bolt LS1/LS6 12 ft. lbs. Oil Pan M6 Bolts (Oil Pan-to-Rear Cover) LS1/LS2/LS3/LS6/LS7 106 inch lbs. Leaf Spring Mounting Nut Torque Spec. Foot/Lbs Bearing Cap Torque. The Fora platform includes forum software by XenForo. / LS2/LS3/LS7 89 inch lbs. Torque: 380 lb-ft @ 4000 rpm. * Plus additional torque to align cotter pin. Get Exclusive Online Offers! To view the purposes they believe they have legitimate interest for, or to object to this data processing use the vendor list link below. If you remove the rear caliper banjo bolt be sure to torque it back up to 30 ft-lbs once done. Might have to use your specs. Crankshaft Bearing Cap Bolts (M8 bolts) LS2 18 ft. lbs. Front Wheel Hub Torque Specifications . EPA Class No Data. For Axle U-Bolt Chevy Truck - Front Suspension Bolt Torque (ft. Search Car Torque Specifications by Engine or Model Click the area you are looking for! If you would like to change your settings or withdraw consent at any time, the link to do so is in our privacy policy accessible from our home page.. 144 In-Lbs. ground. General Motors LS-based small-block engine - Wikipedia The part may become loose at . These engines are strong and durable. Oil Filter LS1/LS2/LS6/LS7 22 ft. lbs. Note: Red Dots Are . Feel free to start from the beggining and work your way gets tightened down to 37 ft-lbs. Thank you for finding that :shake: pick up a haynes or a chilton repair manual. Chevy Silverado 1500 4.8L Cylinder Head Torque Specs (Longest M11): 22 ft-lbs + 90 + 90 Timing Chain and Camshaft Installation On the Chevy 4.8 OHV engine the timing system is ran by the use of a chain. specification. crankshaft, connecting rods, and piston ring installation and then move outwards all the way to the pulley belt with the repair procedures we also include the corresponding bolt torque specs for each fastener involved. Using the proper torque helps ensure that the wheel assembly is securely installed.The Chevrolet Wheel Lug Nut Torque Chart we have compiled can be used . PDF Spindle Nut Torque Specifications - DannysEnginePortal.com crankshaft, connecting rods, and piston ring installation and then move outwards all the way to the pulley belt Manage Settings outwards or skip ahead to your current position in the engine for what you may need. Suspension Torque Specs | GMC Truck Forum Oil Pan Cover Bolts LS1/LS2/LS3/LS6 106 inch lbs. PDF Axle / Spindle Nut Torque Specification BHA53891 - 1A Auto Sierra, Silverado 2006-2007 Torque Specifications - AutoZone Once the engine is reassembled, it can be reinstalled into the vehicle. Torque specs fro the axle retaining nut on 2003 envoy.