Chevrolet LS Gen. 4 Aluminum Block Torque Specs. ... Cylinder Head Bolts: M11 x 2.0 x 155.5: 22 ft.-lbs. ... Fasteners that list an angle are Torque to Yield ... Find Cylinder Head Fasteners Bolt Fastener Style and get Free Shipping on Orders Over $109 at Summit Racing! ... 1997-03 GM Gen.3 LS Head Bolts, Zinc Plated, Steel, Hex, Torque To Yield, Kit. Part Number: SUM-910210. 3.55 out of 5 stars ... Cylinder Head Bolts, Chromoly, Cadmium, Hex, Chevy, LS, Kit. Part Number: NAL-17800568. 4.6 out of 5 ...Here are the ARP LS1 head bolt torque specifications in both foot-pounds (ft. lbs.) and Newton meters (Nm): Step Torque (ft. lbs.) Torque (Nm) Step 1: 22: 30: Step 2: 45: 61: Step 3: 45: 61: Step 4: 90: 122: It is important to follow these torque specifications carefully to ensure proper tightening of the head bolts. This will help maintain the ...2004 LS 180 turbo 332T/JF engine bolt torque specs. Thread starter Willi; Start date Sep 13, 2009; Help Support SkidSteer Forum: Sep 13, 2009 #2 W. ... I am rebuilding my 332T/JF engine and need bolt specs for the engine. Is there anywhere on line I can get the torque specs for the bolts? thanks Willi . Reply. Sep 13, 2009 #3 T. Tazza …However, there is more to tightening rocker’s arms than just bolt torque specs, but more on that later. For now, the LS rocker arm torque specs are 22 lb-ft or 30 N•m. That goes for all LS series engines, with the only difference being the LS9 (ZR1), where GM issued a warning that the rocker arm torque must not exceed 24 lb-ft …5.3 LS Head Bolt Torque Specs. To ensure the proper installation and sealing of the cylinder head on the 5.3 LS engine, it is important to follow the recommended torque specifications for the head bolts. The torque specifications are given in both foot-pounds (ft. lbs.) and Newton meters (Nm). Refer to the table below for the specific torque ...Showing how I verified the applied torque to achieve the 15# plus 85 degree tightening method. Discussed the factory tightening procedure, clamping force, bo...What is the Torque Specs for Ls Head Bolts? When it comes to LS head bolts, the torque specs can vary depending on the application. For most applications, the general rule of thumb is that you should torque your LS head bolts in three stages: first at 30 ft-lbs., then at 45 ft-lbs., and finally to a final torque value of 70 ft-lbs..It’s always best … 5.3 LS Head Bolt Torque Specs. To ensure the proper installation and sealing of the cylinder head on the 5.3 LS engine, it is important to follow the recommended torque specifications for the head bolts. The torque specifications are given in both foot-pounds (ft. lbs.) and Newton meters (Nm). Refer to the table below for the specific torque ... Follow these steps to properly torque the head bolts on your 07 Chevy 5.3 engine: Clean the threads of the head bolts and the bolt holes in the engine block using a suitable cleaning agent. Apply a small amount of engine oil to the threads of the head bolts. Start by torquing all the head bolts to 22 ft. lbs. (30 Nm) in the specified sequence.Mar 2, 2010 · I feel like HEADER bolts shouldn't be that high. I think stock torque spec is around 26 ft-lbs. 2000 Lexus GS 300-85,000 miles, daily driver. 1995 Camaro Z28 - 190,000 miles original motor, newly rebuilt heads w/ valve job, M6, mid-length headers, 1.6rr, intake elbow, CAI, air foil, MSD blaster coil, TB bypass, 160* thermostat, flowmaster. This particular block is the 2/2004 & later style that requires (10) 4" medium head bolts for each cylinder head. This cylinder block does not use 6" long bolts as required for the early style block. Head Bolt Torque (for OEM head bolts only, if using performance bolts/studs refer to the manufacturer’s specifications): refer to the diagram ...457. 31K views 4 years ago #torquespec #coverman66. As the Trailblazer SS LSA project moves forward , New CNC ported LS3 heads and American racing …For example – on the Subaru EJ253 2.5L naturally aspirated engine, a torque specification for a single bolt is to tighten to 22 ft./lbs., then 51 ft./lbs., loosen 180 degrees, then loosen another 180 degrees, torque to 31 ft./lbs., turn an additional 80-90 degrees, all bolts another 40-45 degrees, and finally the center bolts another 40-45 degrees.In some cases the stretching approaches the bolts’ elastic limit, permanently stretching them. Reusing stretched T-T-Y head bolts can cause improper or uneven torque, damaged engine threads, and broken bolts, any of which could lead to head gasket failure. It is important to use new bolts and proper torquing procedures during reassembly.165 posts · Joined 2008. #10 · Aug 29, 2008. i used arp bolts torqued 25, 45, 65 in sequence of course. the arp specs were around there depending on what you put on the threads. i also used some fel pro stock replacements before that torqued to about 60-65 as well. the haynes manual says pre-95 torqued to 65 ft/lbs. 96-97 torqued to 22 and …My son, Ryan M. Cameron, graduated from West Point on 22 May 2010! He was commissioned as a 2nd Lieutenant and I pinned on his first pair of "Butter Bars" PROUDEST DAY OF MY LIFE!! 1996 Vette, 388 CID LT1 (3.75" X 4.060"), Eagle Internally Balanced Forged Crank, Eagle 6" Forged Rods, SRP Forged Pistons, CompCams XFI …Importance of Properly Torquing Bolts, Torque Sequences and Online Lookup. Fel-Pro, ASE Certified Master Technician, John Gurnig explains the importance of following the correct torque sequence when removing a cylinder head and reinstalling it after head gasket replacement. He demonstrates how to find the proper torque …Sep 23, 2020 · Received 5 Likes on 5 Posts. LS1/6 head bolt torque in ft lbs. Hello all. l'ts been a minute since my last post. About 2 months ago now l completed my 03 Z06 build ( stage 1 ported heads/BTR stage 2 cam/long tube headers/Dorman/fast 4 bolt. 90mm intake and 34# injectors. lt made 427rw and 405ftlbs l think it was. lts a very fun car now. Crankshaft Position Sensor Bolt. 18 lb ft. Cylinder Head Bolts (First Pass all M11 Bolts in Sequence) 22 lb ft. Cylinder Head Bolts (Second Pass all M11 Bolts in Sequence) 90 degrees. Cylinder Head Bolts (Final Pass all M11 Bolts in Sequence-Excluding the Medium Length Bolts at the Front and Rear of Each Cylinder Head) 90 degrees.When working with the cylinder heads of your 4.8L Chevy engine, the cylinder head bolts and gaskets are at the forefront. The bolts range in size from 3.94 inches to 6.1 inches. If replacing the cylinder head bolts, tighten the new bolts with 30 N-m, or 22 lb-ft of torque. Begin with the center bolt, then continue on from the outside inwards.ARP Ultra-Torque. ™. Fastener Assembly Lubricant. Today's critical - head studs and bolts, main studs and bolts, and driveline - have been designed stronger than ever before to handle the extreme loads. As a results, installation pre-loads - the amount the fastener is stretched during installation - are very high.This week's video goes over our range of cylinder head fasteners; from OEM torque to yield bolts, ARP head bolts and even their head studs. In this time wit...A substantial upgrade from OEM torque-to-yield (TTY) rod bolts that can only be used once, ARP ® offers both “Hi-Performance Series” bolts made of 8740 chrome moly steel and are nominally rated at ... 100-7524 – Black oxide (hex head) valve cover bolts for LS Series w/0.375" spacer 100-7523 – Black oxide (12-point head) valve cover ... Chevrolet LS Gen. 4 Aluminum Block Torque Specs. ... Cylinder Head Bolts: M11 x 2.0 x 155.5: 22 ft.-lbs. ... Fasteners that list an angle are Torque to Yield ... Their head bolts provide superior strength, reliability, and precision torque specifications, ensuring proper clamping force and preventing head gasket failures. Torque Specifications for ARP Head Bolts on LS1 Engine. To achieve the correct clamping force and ensure the proper sealing of the cylinder heads, it is essential to torque the ARP ...The oil pump assembly should be tightened down to the engine block using 18 ft-lbs. The pumps cover bolts can be installed after lubing up the oil pump gear. The oil pump cover bolts torque down to 8 ft-lbs. On the bottom end of the pump the pickup tube can be installed and torqued down to the pump using 8 ft-lbs.651 posts · Joined 2005. #9 · Mar 30, 2008. I have reused stock head bolts in the past on force induction with no problems. If you want peace of mind then buy new ones and torque them to the old school torque specs in 3 increments of 25, 45 and 65. No need for all the technical BS, it's just torquing a bolt.I need some help deciding the torque pattern for my LSX head. GM Performance was unable to provide me the information, I've searched around with no luck. It's my opinion to torque the eight M8 bolts that surround the cylinders in conjunction with 1-10 M11 bolts prior to the top five M8 bolt locations? Any suggestions would be much …Pan to Rear Cover. 106 in.-lbs. Water Pump Bolts. 11 ft.-lbs. 22 ft.-lbs. Notes. Fasteners that list an angle are Torque to Yield (TTY). The specs listed are for stock fasteners. If you use ARP or other aftermarket fasteners, follow the instructions that …Read More » LS Head Bolt Torque Specs: Proper Torque for LS Engine Head Bolts 6.0 Powerstroke Stock Head Bolt Torque Specs & Procedure About the 6.0 Powerstroke Engine The 6.0 Powerstroke engine is a diesel engine produced by Ford Motor Company for use in their heavy-duty trucks and…LS1 Cylinder Head Specs. 1997-1998 Casting Numbers (Perimeter Valve Cover Bolts) 10215339, 12550592, 12558806. 1999-2004 Casting Numbers (Center Valve Cover Bolts) 12559853, 12558805, 12560621, 12562174, 12564241. Material.The proper torque for the L83 head bolts is 70 ft-lbs. To achieve this, you must first set the engine to top dead center (TDC). Then you will need to use a torque wrench and socket adapter to get the correct amount of force on each bolt. When tightening, make sure that all four corners are tightened evenly before moving onto the next corner.Cylinder Head Bolt Style: Torque to Yield (TTY) Cylinder Head Bolt Size (1997-2003) (8) M11 x 2 x 155, (2) M11 x 2 x 100, (5) M8 x 1.25 x 45. ... LS1. Throttle Body: 78mm, 3-Bolt. Throttle Control: Corvette = Drive By Wire, F-Body / …13697 posts · Joined 2008. #15 · Sep 9, 2010. I stand corrected, no torque to yield bolts on lt1. What threw me off was, the 97 manual tells you to torque to a certin value, then turn long bolts 80 degrees and short bolts 67 degrees. Since they didn't say to put new bolts in, they are not torque to yield. Like.To properly torque the head bolts on the 2015 GM 6.2 engine, follow these steps: 1. Start by tightening all the head bolts to 22 ft. lbs. (30 Nm) in the specified sequence. 2. Once all the bolts are initially torqued, go back and tighten them an additional 90 degrees in the specified sequence. 3.I believe ARP's torque specs also takes into consideration that ARP moly lube is used on the head bolts; using motor oil would require a different amount of torque. That is correct. ARP's torque spec is based off 75% of the fastener yield strength. If you are using ARP's bolt lube, the recommended value is 75 lb/ft.Tightening sequence for LS main cap bolts. CYLINDER HEAD BOLT TIGHTENING (OE) 11mm x 2.0 x 155.5mm bolts ..... 22 ft-lbs, plus 76°, plus 76° ... If using factory OEM main cap and/or cylinder head bolts that require a torque-plus-angle tightening method, you’ll need to monitor the degrees of bolt headChevrolet LS Gen. 4 Aluminum Block Torque Specs. ... Cylinder Head Bolts: M11 x 2.0 x 155.5: 22 ft.-lbs. ... Fasteners that list an angle are Torque to Yield ...Pick up a Haynes manual for that year. The head torque sequence is important and there is no specific torque number. The Haynes manual will show you how to use a dial torque gauge, as the head bolts are rated in degrees of stretch instead of ft-lbs. This is the torque sequence, look up and purchase the dial gauge as well.2016 sierra 5.3L head torque. i have a 2016 gmc sierra slt v8 5.3L i just replaced the lifters and i can not find the head torque specs or pattern anywhere. is there anyone who can help me PLEASE! All the normal bolts are 59 lbft then 90 degrees and then 60 degrees. The drivers side Allen bolt is 59 lbft then 90 and then 40. Apply ARP Ultra-Torque ® to fastener threads and the underhead of the bolt or underside of the nut. Install fastener hand tight. Use torque wrench to install fastener to the torque value from the chart below. NOTE 1: The torque values represented here are intended to be for general information only, not for specific installations. 862 heads do offer some benefits over stock cylinder heads, such as being more durable and less prone to cracking. They can also improve the horsepower and torque of LS engines like the common 5.3L and 6.0L variants, especially with the right supporting mods, such as camshafts, intake manifolds, headers, and tuning.With 862 heads, these …This is why some guys are making 1100WHP on resued factory head bolts torqued to 45-50ftlb without spitting out gaskets. While others are bending rods and/or spitting out gaskets at much less power. You’re more likely to hurt a rod or piston if the gasket didn’t leak at that point. Share.Object moved to here.What is the Torque Specs for Ls Head Bolts? When it comes to LS head bolts, the torque specs can vary depending on the application. For most applications, the general rule of thumb is that you should torque your LS head bolts in three stages: first at 30 ft-lbs., then at 45 ft-lbs., and finally to a final torque value of 70 ft-lbs.. It’s ...5. Install the cylinder heads and check for any binding or misalignment. 6. Install the head bolts and tighten them hand tight (don’t forget to lubricate the threads, washers, and underside of the head on the bolts). 7. Follow the manufacturer’s recommended torque sequence. Tighten the 11mm bolts in three equal steps to: 11mm x 2.0 Bolts ...Showing how I verified the applied torque to achieve the 15# plus 85 degree tightening method. Discussed the factory tightening procedure, clamping force, bo...DGAP Total Voting Rights Announcement: LS telcom AG / Total Voting Rights Announcement LS telcom AG: Release according to Article 41 of the Wp... DGAP Total Voting Rights Announce...The machine shop that did my heads recommended straight non-detergent 30w oil. However, having ready Gerry's thread about how he broke an ARP bolt using 30w as lube I opted to locate some ARP assembly lube. I spread a little bit under the head bolts, washers and a tiny bit on the threads as the instructions said and had no issues with …1. Start with the center bolt and tighten it to the specified torque (22 ft. lbs. or 30 Nm). 2. Proceed to the bolts on either side of the center bolt and tighten them to the same …3. Pewter. 2002 Z28. In case you can't get the torque wrench on the bolts (most likely scenario lol), just use a 3/8" drive ratchet or maybe even an 1/8" drive, or a box wrench, and be careful not to make them too tight. 18 ft/lb is not much force and you're going into soft aluminum. No strippy!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, …The bolt manufacturer tests its bolts to create the given clamp load that will allow the head gasket to seal properly. This clamp load requires a given torque on the fastener. As an example, we’ll choose 70 lb-ft as our number. Of this amount of torque applied to the bolt, roughly 50- to 55-percent of that torque is used to overcome the ...Feb 9, 2013 · Cylinder Head Bolts (Final Pass M11 Medium Length Bolts at the Front and Rear of Each Cylinder Head in Sequence) 50 degrees. Cylinder Head Bolts (M8 Inner Bolts in Sequence) 22 lb ft. Engine Flywheel Bolts 74 lb ft. Engine Flywheel-to-Torque Converter Bolts 44 lb ft. Engine Front Cover Bolts 18 lb ft. Thank you Headflowinc for pointing out the correct Mahle head gaskets I needed for this build. I could have used the others I bought but I fear the larger fi... 2004 LS 180 turbo 332T/JF engine bolt torque specs. Thread starter Willi; Start date Sep 13, 2009; Help Support SkidSteer Forum: Sep 13, 2009 #2 W. ... I am rebuilding my 332T/JF engine and need bolt specs for the engine. Is there anywhere on line I can get the torque specs for the bolts? thanks Willi . Reply. Sep 13, 2009 #3 T. Tazza …Clean the deck surface of the head with a clean rag and acetone (or a similar cleaner). Gently set the cylinder head on top of the head gasket. Be sure it sits properly on the dowels. Take care not to nick or scratch the deck surface of the head. Install all the bolts finger-tight. Torque the M11 bolts (#1-10) in 3 passes.The 4.3L OHV engine uses 3 different sized head bolts being 5 long ones 2 medium sized ones and 6 short ones. 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. The long and medium sized bolts go in the center of the cylinder head where the oil can access.When it comes to ensuring the integrity and safety of bolted connections, one crucial factor that often gets overlooked is the proper application of torque. The amount of force use... Find the torque specifications for various LS engine parts and bolts, including cylinder head bolts, connecting rod bolts, crankshaft bolts, camshaft bolts, and more. The web page lists the torque values for each bolt in different passes and sequences, with a table of values and a diagram. Cylinder Head Bolts (Final Pass M11 Medium Length Bolts at the Front and Rear of Each Cylinder Head in Sequence) 50 degrees. Cylinder Head Bolts (M8 Inner Bolts in Sequence) 22 lb ft. Engine Flywheel Bolts 74 lb ft. Engine Flywheel-to-Torque Converter Bolts 44 lb ft. Engine Front Cover Bolts 18 lb ft.In this example provided by Summit Racing, you can see the torque sequence for a typical LS head. The pattern for most heads will start in the center and then hop back and forth towards the outer ...Mar 22, 2019 · Object moved to here. When it comes to fastening two objects together, using the correct amount of torque is crucial. A bolt torque table is a valuable tool that provides the recommended torque values f...RPO L99 and LS3 cylinder heads are aluminum with 68cc combustion chambers, rectangle intake ports with 257cc runners, D-port exhaust with 87cc runners, 2.165˝ intake valves and 1.590˝ exhaust valves. These heads can be CNC-ported to improve on flow and milled for higher compression. These heads are almost the same, but the L99 heads used a ...The LS head bolt torque for the third generation (LS1 and LS6) starts with bolts 1 to 10 and is 22 ft-lb for the first pass, 90° for the second pass, 90° for bolts 1 to 5, and 50° for bolts 6 to 10 for the third pass, and 22 ft-lb for bolts 11 to 15 for the final pass.The LMG engine is a 5.3L Gen. IV iron-block engine used in GM trucks and SUVs between 2007 and 2014. For marketing purposes, it was also known as the Vortec 5300. The information listed here is for a stock LMG engine. Mechanically similar, General Motors’ LS and LS-based Vortec engines wound up on almost every branch of the GM …From cylinder heads to the camshaft, here's a complete rundown of all the vital engine specs you need for the 6.2L L92 LS engine. From cylinder heads to the camshaft, here's a complete rundown of all the vital engine specs you need for the 6.2L L92 LS engine. ... Torque to Yield (TTY) Cylinder Head Bolt Size (10) M11 x 2 x 100, (5) M8 …Well I found this while looking for the torque specs for LS3-L92 heads. Its a complete list of all the torque specs for Gen IV 6.2L engines. Seems to be straight off …Found that when I built my LS2 and used a Snap-on digital torque angle wrench. I did a lot of mock-up on the rotating assembly and could see the clamping torque on the fastener drop immediately after one re-torque. It was bad enough I bought a whole new set of stock main bolts for final assembly. 72C10TT and DarkMatter.The LS head bolt torque sequence is as follows: Step-by-Step Guide. Start by tightening the head bolts in the following sequence: 1, 2, 3, 4, 5. Using a torque wrench, tighten …Bolts are rated at 200,000 psi. For accurate torque readings and even load distribution, hardened and parallel-ground washers are included with each kit. Pro Series head bolts have a reduced wrenching hex and a wide area flange. For 1997-2003 LS engines and some 2004 LS engines using "unequal length" bolts.5.3 LS Head Bolt Torque Specs. To ensure the proper installation and sealing of the cylinder head on the 5.3 LS engine, it is important to follow the recommended torque specifications for the head bolts. The torque specifications are given in both foot-pounds (ft. lbs.) and Newton meters (Nm). Refer to the table below for the specific torque ...Cylinder Head Bolts (Final Pass M11 Medium Length Bolts at the Front and Rear of Each Cylinder Head in Sequence) 50 degrees. Cylinder Head Bolts (M8 Inner Bolts in Sequence) 22 lb ft. Engine Flywheel Bolts 74 lb ft. Engine Flywheel-to-Torque Converter Bolts 44 lb ft. Engine Front Cover Bolts 18 lb ft.10. Tighten the cylinder head bolts. 10.1. Tighten the M11 cylinder head bolts a first pass in sequence to 30 N.m (22 lb ft). 10.2. Tighten the M11 cylinder head bolts a second pass in sequence to 90 degrees. 10.3. Tighten the M11 cylinder head bolts (1-8) to 90 degrees and the M11 cylinder head bolts (9 and 10) to 50 degrees a final pass in ... Steps to Torque ARP Head Bolts on LS Engines. Clean the threads of the head bolts and the tapped holes in the engine block using a suitable cleaning agent. Apply a small amount of engine oil or assembly lubricant to the threads and washer face of each head bolt. Start threading the head bolts into the engine block by hand, ensuring they are ... Object moved to here.
New GM torque-to-yield head bolt set for the "2nd Design" LS engine family also know as the "short" head bolt style blocks. Fits 4.8L, 5.3L, 5.7L, 6.0L, 6.2L and 7.0L blocks that were made in 2004 and later. GM torque-to-yield head bolts can NOT be re-used once they have been installed and torqued to GM specifications. Torque Procedure for GM .... Maru iyagi hendersonville
Torque Arms & Subframe Connectors. Transmission Mounts & Braces. Wheels. SUSPENSION AND CHASSIS. Anti Roll Bars \ Swaybars. Bushings & Braces . ... ARP 2000 SERIES HEAD BOLT SET - 2004+ LS ENGINES - 234-3602 . WILL SHIP DIRECTLY FROM MANUFACTURER ESTIMATED SHIP DATE: TBD. $171.14. Add to Cart . POINT …If you have any questions or need additional information please contact us at (805) 339-2200 or by FAX (805) 650-0742. 1863 Eastman Ave. Ventura, Ca. 93003. www.arp-bolts.com. Part Number: 134-6006 & 134-6026. Application: CHEVY GENIII/LS SERIES SM BLK. Steps to Torque LS Head Bolts. To properly torque the head bolts on an LS engine, follow these steps: 1. Start by cleaning the threads of the head bolts and the corresponding holes in the engine block. This ensures proper lubrication and prevents any debris from interfering with the torque process. 2. This is why some guys are making 1100WHP on resued factory head bolts torqued to 45-50ftlb without spitting out gaskets. While others are bending rods and/or spitting out gaskets at much less power. You’re more likely to hurt a rod or piston if the gasket didn’t leak at that point. Share.To properly torque the head bolts on the 2008 Chevy 5.3 engine, follow these steps: 1. Start by cleaning the threads of the head bolts and the bolt holes in the engine block to ensure proper engagement. 2. Apply a small amount of …Mar 2, 2010 · I feel like HEADER bolts shouldn't be that high. I think stock torque spec is around 26 ft-lbs. 2000 Lexus GS 300-85,000 miles, daily driver. 1995 Camaro Z28 - 190,000 miles original motor, newly rebuilt heads w/ valve job, M6, mid-length headers, 1.6rr, intake elbow, CAI, air foil, MSD blaster coil, TB bypass, 160* thermostat, flowmaster. Ok I have a 2007 LQ4 that im gona be reinstalling the heads on saturday, i saw the right up on ls1howto.com but was wanting to make sure that sequence and those specs are also correct for my engine? Thanks, Chad. 2006 extended cab, 6.0 swap, full bolt ons SOLD. 2011 ECSB, 6.2, 6 spd, 3.73, 5" lift, 33" nitto, limo tint, debadged, volant CAI ...LS7 Torque Specs - Pace PerformanceARP Ultra-Torque. ™. Fastener Assembly Lubricant. Today's critical - head studs and bolts, main studs and bolts, and driveline - have been designed stronger than ever before to handle the extreme loads. As a results, installation pre-loads - the amount the fastener is stretched during installation - are very high.ARP Head Bolt Torque Specs for LS Engines. Properly torquing the head bolts is essential to ensure the integrity and longevity of the LS engine. The ARP head bolts …Pan to Rear Cover. 106 in.-lbs. Water Pump Bolts. 11 ft.-lbs. 22 ft.-lbs. Notes. Fasteners that list an angle are Torque to Yield (TTY). The specs listed are for stock fasteners. If you use ARP or other aftermarket fasteners, follow the instructions that …Tightening Sequence. To ensure proper tightening of the head bolts, follow this sequence: 1. Start with the center bolt and tighten it to the specified torque (22 ft. lbs. or 30 Nm). 2. Proceed to the bolts on either side of the center bolt and tighten them to the same torque. 3. Continue tightening the remaining bolts in an outward spiral ...Head Retaining Bolt 12Y 106lbin Coolant Temperature Sensor 20Y 15lbft Crankshaft Balancer to Crankshaft Retaining Bolt • First Pass 150Y 110lbft • Second …I feel like HEADER bolts shouldn't be that high. I think stock torque spec is around 26 ft-lbs. 2000 Lexus GS 300-85,000 miles, daily driver. 1995 Camaro Z28 - 190,000 miles original motor, newly rebuilt heads w/ valve job, M6, mid-length headers, 1.6rr, intake elbow, CAI, air foil, MSD blaster coil, TB bypass, 160* thermostat, flowmaster.Our Info. 1205 W Crosby Road Carrollton, TX 75006. Phone (972) 245-0110. Sales (800) 869-8711.Sep 5, 2012 · I believe ARP's torque specs also takes into consideration that ARP moly lube is used on the head bolts; using motor oil would require a different amount of torque. That is correct. ARP's torque spec is based off 75% of the fastener yield strength. If you are using ARP's bolt lube, the recommended value is 75 lb/ft. Head Retaining Bolt 12Y 106lbin Coolant Temperature Sensor 20Y 15lbft Crankshaft Balancer to Crankshaft Retaining Bolt • First Pass 150Y 110lbft • Second Pass Loosen360Degrees • Third Pass 80Y 59lbft • Fourth Pass(Bolt with flanged head.) +125Degrees • Fourth Pass(Bolt with retained rotating washer.) +200DegreesHead Bolt Kit: 234-3602: Chevrolet LS Gen III LS Series small block (2003 & earlier), two lengths, ARP2000, hex: Head Bolt Kit: 234-3601: Chevrolet LSA, 8740, hex: Head Bolt Kit: 134-3613: Chevrolet LSA, 8740, 12pt: Head Bolt Kit: 134-3713: World - 9.240 deck - Warhawk aluminum block w/ Warhawk 12° LS7 heads:333. black. 02 ss camaro. 15 mm bolts first pass torque of 22 ft/lbs. 2nd pass of 90 degrees on the 15 mm bolts. 3rd pass of 90 on the 15's except fot the 2 on the outside of the head under the valve cover...only 50 degrees on the 3rd pass for those 2 bolts. Then torque the 10 mm bolts to 22 ft/lbs..