I have to get new underwear every 3-4,000 miles. Here you can find information regarding the assembly of the Chevy 4.8L OHV engine. Crankshaft Bearing Cap Bolts (M8 bolts-Final Pass in Sequence) LS7 22 ft. lbs. The Colorado/Canyon trucks in the North American market offer both manual and automatic transmissions.GM also offers either a rear-wheel drive (4x2) or four-wheel drive (4x4) drivetrain with standard, extended, and four-door crew-cab body styles. 37 ft-lbs. While the power output from the Gen IV 5.3 L Vortec varied, the maximum horsepower . 74 ft-lbs. Crankshaft Oil Deflector Nuts LS1/LS2/LS6/LS7 18 ft. lbs./ LS3 89 inch lbs. Camshaft specifications varied depending on the year and RPO code of the engine. / LS7 22 ft. lbs. the least common repairs that are needed. Continue with Recommended Cookies. Specs; Profile; Balance Shaft Sprocket To Balance Shaft. These engines are strong and durable. Throttle Body Bolts LS1/LS6 106 inch lbs. Connecting Rod Bolts - (Final Pass) LS1/LS2/LS6 +85 degrees. Passenger Doors 4. Valve Lifter Guide Bolts LS2 89 inch lbs. 2003: 140 lbf.ft (190 N.m) M14 x 1.5, 22mm / 7/8 in (socket) 2004: 140 lbf.ft (190 N.m) M14 x 1.5, 22mm / 7/8 in (socket) 2005: Oil Pan M8 Bolts (Oil Pan-to-Engine Block and Oil Pan-to-Front Cover) LS1/LS2/LS6/LS7 18 ft. lbs. Crankshaft Bearing Cap Bolts (M10 studs -First Pass in Sequence) LS2/LS7 15 ft. lbs. If you remove the rear caliper banjo bolt be sure to torque it back up to 30 ft-lbs once done. / LS2 106 inch lbs. outwards or skip ahead to your current position in the engine for what you may need. I've searched the forum but can't find the torque specs. Crankshaft Balancer Bolt (Step 3 Pass) LS3 59 ft. lbs. Both of which have 3 fasteners that essential repairs for the front end of this vehicle. 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.. Intake Manifold Bolts (First Pass in Sequence start in middle crisscross out) LS1/LS2/LS3/LS6/LS7 44 inch lbs. Automotive Chassis Torque Specs. VerticalScope Inc., 111 Peter Street, Suite 600, Toronto, Ontario, M5V 2H1, Canada. Come join the discussion about Silverados, Sierras, and other full size trucks performance, modifications, suspension, lift kits, tires, maintenance, and more! P300 (32) - 215 ft. Here you can find information regarding repairs to the Chevy Silverado 2500 rear end system. Note: Red Dots Are . A JEGS tech specialist can help you with further details if you can provide the 8th digit of the VIN number the vehicle the engine belongs to or the RPO code (example, LM7), as well as the year of the engine. N. Camshaft Sprocket Bolts LS1/LS6 26 ft. lbs. During the repairs we will include as well as the corresponding torque specs for bolts involved in the parts. Kia Sorento 2003-05 Torque Specifications Repair Guide. It is highly recommended to take the block and disassembled heads (remove the valves, springs, and components) to a machine shop for inspection and to perform any necessary machine work required for a proper rebuild. In this guide we will Many people use them with boost or nitrous. The consent submitted will only be used for data processing originating from this website. lbs., (K30) 65 ft. lbs. CHASSIS Find out how to access AutoZone's Torque Specifications Repair Guide for Kia Sorento 2003-05. Manage Settings lbs. ** Plus additional torque to align cotter pin. 148 ft-lbs. Crankshaft Bearing Cap To Engine Block Retaining Stud (10mm -Final Pass in Sequence) LS3 +51 degrees. Mechanically similar, General Motors' LS and LS-based Vortec engines wound up on . All of the internal components should be inspected and/or replaced at this time. Torque: 380 lb-ft @ 4000 rpm. will cover sealed. Clicking this will make more experts see the question and we will remind you when it gets answered. Pace Performance. installation, the upper and lower control arms, and the front shock installation. You could face cupping problems. I am replacing the rear main crankshaft seal on my 2003. When I changed out my belt . Chevy Silverado 3 (2014-2018) Torque Spec Settings. The first table contains the most-used torque settings. Crankshaft Bearing Cap Bolts (M10 studs -Final Pass in Sequence) LS2/LS7 +51degrees. Crankshaft Bearing Cap Studs (Outer Studs-First Pass in Sequence) LS1/LS6 15 ft. lbs. I need the torque specs on this guy. Gmc Torque Specs gmc v6 engine wikipedia, how to fix cars amp trucks torque specs 2006 for a gmc, gmc yukon lug nut torque specs and lug nut sizes 2003, torque specifications archives autozone, gmc syclone 284 hp specs amp performance, will someone please provide torque specs chevy and gmc, 2004 gmc sierra 1500 specifications details and data, Spark Plugs (all Subsequent Installations/replacement spark plugs) LS1/LS2/LS3/LS6 11 ft. lbs. :read: 2015 GMC Sierra - Crew/Std bed, 5.3, 4x4, max tow. Second step to 106 inch lbs. Once you sign in, follow these instructions to access our . Here is a list of lug nut torque specs and sizes for a Chevy Silverado. LS engine differences in rebuilding steps vary depending on the engine year, size, engine RPO code or vehicle 8th digit VIN. 02 VW Jetta TDI. pan, as well as filling in new fluid. Most models come with the 2.8 L (171 cu in) LK5 I4 engine as standard, but a more powerful 3.5 I5 comes with the Z71 package on four-door versions . Engine Wire Harness Ground Strap Bolt LS1/LS6 24 ft. lbs. 16.27 N-m. Years: All. There are 2 bolts with nuts that hold the control arms to the vehicle frame. One of the most popular engines today, the family and series of LS GM engines powers many cars, trucks, and SUVs. On the bottom end of the pump the pickup tube can be installed and torqued down to the pump using 8 ft-lbs. On the upper control arm the frame bolts need to be tightened up to 140 ft-lbs. / LS3/LS7 124 inch lbs. Crankshaft Balancer Bolt (Step 3 Final Pass) LS1/LS2/LS6 +140 degrees. CHEVROLET. The Chevy Silverado 1500 bolt pattern is listed aS6x139.7mm or 6x5.5 and the thread type is listed as m14x1.5. First step to 26 inch lbs. There is also a ball joint which In this guide we The 2004-2007 engines made 295 hp (220 kW) and 335 lbft (454 Nm) of torque. The lower ball joint nut gets tightened down (3 Nm). order_242 from Chile, CC BY-SA 2.0, via Wikimedia Commons. rear control arms installation, the rear swaybar information and bolt torque specs, Engine Valley Cover Bolts LS1/LS6 18 ft. lbs. A JEGS tech specialist can help you find the correct parts you need. We and our partners use data for Personalised ads and content, ad and content measurement, audience insights and product development. The tables after it contain all torque spec values I could find. The block was offered in both cast-iron and aluminum with aluminum cylinder heads. gets tightened down to 37 ft-lbs. Oil Filter Fitting LS1/LS2/LS6/LS7 40 ft. lbs. The engine should now be stripped down to the bare block. Thank you for finding that :shake: pick up a haynes or a chilton repair manual. otherwise specified. Crankshaft Bearing Cap To Engine Block Retaining Stud (10mm -First Pass in Sequence) LS3 15 ft. lbs. 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'); Chevrolet Silverado High Country 2016 - NoticiasAutomotivas.com.br, Camshaft Retaining Plate Bolts Torque spec. Sierra, Silverado 4WD 03 - 01 155 210 Sierra, Silverado 4WD 00 - 99 155 210 WB . outwards or skip ahead to your current position in the engine for what you may need. Full Dimensions. All of these repairs and if(typeof ez_ad_units!='undefined'){ez_ad_units.push([[336,280],'chevy_specs_com-leader-1','ezslot_8',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_10',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_11',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. Crankshaft Bearing Cap Side Bolts LS1/LS3/LS6 18 ft. lbs. lbs.) m. 13 lb ft. 2008 Chevrolet Silverado - 4WD | Sierra, Silverado (VIN C/K) Service Manual | Suspension | Rear Suspension | Specifications. Crankshaft Bearing Cap Bolts (M8 bolts) LS2 18 ft. lbs. Internal components varied as well such as dished or flat top pistons. GO . / Torx head 11 ft. lbs. Continue with Recommended Cookies. Reference the model year in the table to see what lug nut torque and size is applicable for your car. Crankshaft Bearing Cap Bolts (M10 bolts-Final Pass in Sequence) LS2/LS7 +80 degrees. Engine Coolant Air Bleed Pipe Bolts and Studs LS1/LS6 106 inch lbs. SPECIFICATIONS. Along the way correct procedures and torque specs 1985-1988 151/205-ft/lbs/Nm. Next, remove the cylinder heads after removing the rocker arms and pushrods. Vocational, Technical or Tra. They The chevy silverado 1500 lug nuts require 140 feet-pounds of torque to properly tighten them and hold the wheel in place. Get Exclusive Online Offers! also contain all the detailed torque specs needed for each bolt involved in the repair. 95 Silverado K2500 6.5L TD Ext Cab, 4x4. Thermostat Housing to Water pump retaining bolt LS3 11 ft. lbs. The 4.8L engine is also known as the Vortec 4800. All Rights Reserved. The first table contains the most-used torque settings. ground. The following list identifies which LS engines were installed in GM / Chevy cars, trucks, and SUVs, as well as VIN codes, LS engine horsepower & torque ratings, specs, and additional info: LS1 / 5.7 Liter VIN G, 1997-2000 345 HP / 350 TQ, 2001-2004 350 HP / 365 TQ, Aluminum Block / Heads (Cathedral Port) , 3.898 Bore 3.622 Stroke, -1998-2002 Pontiac Firebird Formula, Trans Am, LS6 / 5.7 Liter VIN S, 2001 385 HP / 385 TQ, 2002-2005 405 HP / 400 TQ, Aluminum Block / Heads (Cathedral Port) , 3.898 Bore 3.622 Stroke, LR4 / 4.8 Liter VIN V, 1999 - 255 HP / 285 TQ, 2000-2007 Between 270285 HP / 285295 TQ, Cast Iron Block, Aluminum Heads (Cathedral Port), 3.78 Bore 3.27 Stroke, -1999-2006 Chevrolet Silverado / GMC Sierra 1500 Pickup Trucks, -2000-2006 Chevrolet Tahoe / GMC Yukon Full-Size SUVs, -2003-2006 Chevrolet Express / GMC Savana Vans, -2007 Classic Chevrolet Silverado / GMC Sierra 1500 Pickup Trucks, LM7 / 5.3 Liter VIN T, 1999 - 270 HP / 315 TQ, 2000-2003 - 285 HP / 325 TQ, 2004-2007 - 295 HP / 335 TQ, Cast-Iron Block/Aluminum Heads (Cathedral Port), 3.78 Bore 3.62 Stroke, 19992007 Chevrolet Silverado / GMC Sierra 1500 Pickup Trucks, 20002006 Chevrolet Suburban / Tahoe & GMC Yukon / Yukon XL 1500 SUVs, 20022006 Chevrolet Avalanche Pickup Trucks, 20032007 Chevrolet Express/GMC Savana Vans, L59 / 5.3 Liter VIN Z, Flex-Fuel, 2002-2003 = 285 HP / 320 TQ, 2004-2007 = 295 HP / 335 TQ, Cast-Iron Block/Aluminum Heads (Cathedral Port), 3.78 Bore 3.62 Stroke, 20022006 Chevrolet Tahoe/GMC Yukon & 20022006 Chevrolet Suburban/GMC Yukon XL 1500 SUVs, 20022007 Chevrolet Silverado 1500 / GMC Sierra 1500 & Chevrolet Avalanche Z71 Pickup Trucks, LM4 / 5.3 Liter VIN P, 2003-2005 - 290 HP / 325 TQ, Aluminum Block / Heads (Cathedral Port), 3.78 Bore 3.62 Stroke, 2003-2004 Chevrolet SSR / GMC Envoy XL Pickup Trucks & SUVs, L33 / 5.3 Liter VIN B, 2005-2007 - 310 HP/335 TQ, Aluminum Block / Heads (Cathedral Port), 3.78 Bore 3.62 Stroke, 20052007 Chevrolet Silverado / GMC Sierra 1500 4WD Extended Cab Pickup Trucks, LQ4 / 6.0 Liter VIN U, 1999-2000 300-325 HP/360-370 TQ, Cast-Iron Block/Heads (Cathedral Port), 4.00 Bore 3.62 Stroke, 1999-2000 Chevrolet Express/GMC Savana Vans, 1999-2000 Chevrolet Suburban/GMC Yukon XL Denali SUVs, 1999-2000 Chevrolet Silverado / GMC Sierra 2500 HD, 3500 Crew Cab & Chassis Cab and 1500HD Crew Cab Pickup Trucks, LQ9 / 6.0 Liter VIN N, 2002-2007 345 HP / 380 TQ, Cast-Iron Block / Aluminum Heads (Cathedral Port), 4.00 Bore 3.62 Stroke, 20022006 Cadillac Escalade AWD & EXT SUVs, 20032007 Chevrolet Silverado SS Pickup Trucks, 20042006 Chevrolet Silverado / GMC Sierra Vortec HO Edition, Performance Edition, 2005-2006 GMC Sierra Denali pickup trucks and Yukon Denali SUVs, 2007 Classic Chevrolet Silverado / GMC Sierra VortecMAX & Performance Edition pickup trucks, LS2 / 6.0 Liter VIN H, 2005 -2009 400 HP / 400 TQ, Aluminum Block/Heads (Cathedral Port), 4 Bore x 3.622 Stroke, L76 / 6.0 Liter VIN Y, Active Fuel Management (AFM) / Displacement On Demand (DOD), 2007-2009 361-367 HP / 375-385 TQ, Aluminum Block/Heads (Rectangle Port), 4 Bore x 3.622 Stroke, 20072009 Chevrolet Silverado / Suburban / Avalanche & GMC Sierra / Yukon XL Pickup Trucks & SUVs, L77 / 6.0 Liter VIN 2, Flex Fuel, Active Fuel Management (AFM) / Displacement On Demand (DOD), 2011-2017 362 HP / 391 TQ, Aluminum Block/Heads (Rectangle Port), 4 Bore x 3.622 Stroke, 2011-2017 Chevrolet Caprice Police Pursuit Vehicles, LY6 / 6.0 Liter VIN K, 2007 -2013 361 HP / 385 TQ, Variable Valve Timing (VVT), Cast Iron Block/ Aluminum Heads (Rectangle Port), 4 Bore x 3.622 Stroke, 20072009 Chevrolet Silverado HD / GMC Sierra HD pickup trucks, 20072013 Chevrolet Suburban 2500 / GMC Yukon XL 2500 SUVs, L96 / 6.0 Liter Flex-Fuel VIN G, 2010-2020 - 361 HP / 385 TQ, Variable Valve Timing (VVT), Cast Iron Block/ Aluminum Heads (Rectangle Port), 4 Bore x 3.622 Stroke, 20102013 Chevrolet Suburban 2500 / GMC Yukon XL 2500 SUVs, 20102019 Chevrolet Silverado HD / GMC Sierra HD Pickup Trucks, 20102020 Chevrolet Express / GMC Savana Vans, LFA / 6.0 Liter Hybrid VIN 5, 20082009 332 HP / 367 TQ, Aluminum Block/Heads (Rectangle Port), 4 Bore x 3.622 Stroke, 20082009 Chevrolet Tahoe Hybrid / GMC Yukon / Cadillac Escalade Hybrid SUVs, 2008-2009 Chevrolet Silverado Hybrid / GMC Sierra Hybrid Pickup Trucks, LZ1 / 6.0 Liter Hybrid / Active Fuel Management (AFM) / Variable Valve Timing (VVT), VIN J, 2010-2013 - 332 HP / 367 TQ, Aluminum Block/Heads (Rectangle Port), 4 Bore x 3.622 Stroke, 20102013 Chevrolet Tahoe Hybrid / GMC Yukon Hybrid / Cadillac Escalade Hybrid SUVs, 20102013 Chevrolet Silverado Hybrid / GMC Sierra Hybrid pickup trucks, LY2 / 4.8 Liter VIN C, 2007-2009 260-295 HP / 295-305 TQ, Cast-Iron Block/ Aluminum Heads (Cathedral Port), 3.78 Bore 3.27 Stroke, 20072009 Chevrolet Silverado / GMC Sierra pickup trucks, 20072009 Chevrolet Tahoe / GMC Yukon SUVs, 20082009 Chevrolet Express/GMC Savana Vans, L20 / 4.8 Liter VIN A, Variable Valve Timing (VVT), 2010 2017 260-302 HP / 295-305 TQ, Cast Iron Block, Aluminum Heads (Cathedral Port), 3.78 Bore 3.27 Stroke, 20102013 Chevrolet Silverado / GMC Sierra pickup trucks, 20102017 Chevrolet Express/GMC Savana Vans, LMF / 5.3 Liter VIN 4, 2010-2014 301 HP / 325 TQ, 3.78 Bore x 3.622 Stroke, Cast Iron Block / Aluminum Heads (Cathedral Port), 2010-2014 Chevrolet Express 1500 AWD / GMC Savana 1/2 ton AWD vans, L94 / 6.2 Liter - VIN F, Active Fuel Management (AFM), Variable Valve Timing (VVT), 2010-2014 - 403 HP / 417 TQ, 4.065 Bore x 3.622" Stroke, Aluminum Block / Aluminum Heads (Rectangle Port), 2010 - 2014 Cadillac Escalade ESV / EXT , GMC Yukon / Yukon XL, LH6 / 5.3 Liter VIN M, Active Fuel Management (AFM), 2005-2009- 300-315 HP / 330-338 TQ, Aluminum Block/Heads (Cathedral Port), 3.78 Bore x 3.622 Stroke, 20052009 Chevrolet Trailblazer / Trailblazer EXT (2005-2006) / GMC Envoy Denali SUVs, 2007-2009 Chevrolet Silverado 1500 / GMC Sierra 1500, LY5 / 5.3 Liter VIN J, 2007-2014 315-320 HP / 335-340 TQ (pickups), 320 HP / 340 TQ (SUVs), Cast Iron Block / Aluminum Heads (Cathedral Port), 3.78 Bore x 3.622 Stroke, 20072013 Chevrolet Silverado 1500 & Avalanche / GMC Sierra 1500 pickup trucks, 20072014 Chevrolet Suburban 1500 & Tahoe / GMC Yukon & Yukon XL 1500, LMG / 5.3 Liter VIN 0, flex fuel, 2010-2014 -Variable Valve Timing (VVT), 2007-2014 - 315-320 HP / 335-340 TQ (pickups), 320 HP / 340 TQ (SUVs), Cast Iron Block / Aluminum Heads (Cathedral Port), 3.78 Bore x 3.622 Stroke, 20072013 Chevrolet Silverado 1500 & Avalanche / GMC Sierra 1500, LC9 / 5.3 Liter VIN 3 or 7, flex fuel, 2010-2014 Variable Valve Timing (VVT), 2007-2014 315 HP / 335 TQ (Pickups), 320 HP / 335 TQ (SUVs), Aluminum Block / Heads (Cathedral Port), 3.78 Bore x 3.622 Stroke, 20072013 Chevrolet Avalanche, Silverado 1500 / GMC Sierra 1500 4WD pickup trucks, 20072014 Chevrolet Suburban 1500 / GMC Yukon XL 1500 4WD SUVs, LH8 / 5.3 Liter VIN L, 2008-2009 300 HP / 320 TQ, Aluminum Block / Heads (Cathedral Port), 3.78 Bore x 3.622 Stroke, 20082009 Hummer H3 Alpha off-road vehicle, 2009 Chevrolet Colorado/GMC Canyon pickup trucks, LH9 / 5.3 Liter VIN P, Flex-Fuel, Variable Valve Timing (VVT), 2010-2012 300 HP / 320 TQ, Aluminum Block / Heads (Cathedral Port), 3.78 Bore x 3.622 Stroke, LS4 / 5.3 Liter VIN C, Active Fuel Management (AFM), 2005-2009 303 HP / 323 TQ, 3.78, Aluminum Block / Heads (Cathedral Port), Bore x 3.622 Stroke, LS7 / 7.0 Liter VIN E, 2006-2015 505 HP / 470 TQ, Aluminum Block / Heads (Raised Rectangle Port), 4.125 Bore x 4 Stroke, L92 / 6.2 Liter VIN 8, Variable Valve Timing (VVT), 2007-2013 403 HP / 415-417 TQ, Aluminum Block/Heads (Rectangle Port), 4.065 Bore x 3.622 Stroke, 2007-2013 GMC Yukon Denali/Denali XL & Sierra Denali, L9H / 6.2 Liter - VIN 2, Variable Valve Timing (VVT), 2009 - 2013 - 403 HP / 417 TQ, Aluminum Block / Heads (Rectangle Port), 4.065" Bore x 3.622" Stroke, 2009 Cadillac Escalade ESV / EXT , Chevrolet Tahoe LTZ, GMC Yukon Denali, 2009 - 2013 GMC Yukon XL 1500 SLT, Sierra 1500 Denali / SLE / SLT, 2010-2013 Chevrolet Silverado 1500 LT / LTZ, LS3 / 6.2 Liter VIN W, 2008-2017 - 430 HP / 424 TQ, Aluminum Block /Heads (Rectangle Port), 4.065 Bore x 3.622 Stroke, 20102015 Chevrolet Camaro SS (manual transmission only), L99 / 6.2 Liter VIN J, Active Fuel Management (AFM), Variable Valve Timing (VVT), 2010-2015 400 HP / 410 TQ, Aluminum Block / Heads (Rectangle Port), 4.065 Bore x 3.622 Stroke, 20102015 Chevrolet Camaro SS (Automatic Transmission only), LS9 / 6.2 Liter, Supercharged VIN T, 2009-2013 638 HP / 604 TQ, Aluminum Block / Heads (Rectangle Port), 4.065 Bore x 3.622 Stroke, LS Performance Engine, LSA / 6.2 Liter, Supercharged VIN P, 2009-2015 556 HP / 551 TQ, Aluminum Block / Heads (Rectangle Port) , 4.065 Bore x 3.622 Stroke, LS Performance Engine, 12480030 - 2003-2004 GM Performance Products non-production block12550592 - 1997-1999 LS112551358 - 1998-1999, 2001-2005 LM7 / LR412551364 - 1998-1999 LQ4, 2001-2005 LQ4/LQ912559090 - 1998 LS112559378 - 2000-2002 LS112559846 - 1998-2000 LS112560626 - 2000 LS112561166 - 2001 LS1/LS612561168 - 2001-2004 LS1/LS612562735 - 2005 L33 / LS212566910 - 2003-2005 LM412567392 - 2002-2005 LM7 / LR412567393 - 2005 LM7 / LR412573581 - 2002-2005 LQ4/LQ912577184 - 2005 LQ4/LQ9, casting # ending in 241 - LS1 , with 2.00 / 1.55 valves, 67cc chambers, cathedral ports, casting # ending in 243,799, and 823 - LS1/LS6 , with 2.00 / 1.55 valves, 65cc chambers, cathedral ports, casting # ending in 706, 862, and 895 LM4/LM7/LR4 , with 1.89 / 1.55 valves, 61cc chambers, cathedral ports, casting # ending in 853, 806, and 933 - LS1 , with 2.00 / 1.55 valves, 67cc chambers, cathedral ports, casting # ending in 317 and 035 LQ4/LQ9 , with 2.00 / 1.55 valves, 71cc chambers, cathedral ports, casting # ending in 373 and 873 LQ4 , with 2.00 / 1.55 valves, 71cc chambers, rectangle ports, casting # ending in 364, 716, and 823 L92/LS3 , with 2.165 / 1.590 valves, 68cc chambers, rectangle ports, casting # ending in 452 LS7 , with 2.20 / 1.610 valves, 70cc chambers, rectangle (raised) ports.