For years ARP has explained bolts as being like little springs. ARP Pro Series Cylinder Head Studs. 89 GT caged, 347 GT45 turbo,298/310 cam, CNC AFR 185s, Ported Holley Systemax, Broader C4, Freakshow 4500 stall, 275 MT Pro Radials nastynotch91 Registered Joined May 23, 2011 These specs are for stock-type bolts with light engine oil applied to the threads and the underside of the bolt head. You can also get ARP for $49.99 from them, if you want to compare their prices. using the ARP moly lube. Rocker studs should be torqued to 50-55 ft./lbs using Permatex thread sealant with Teflon. I just checked the ARP website and I recommend downloading the catalog. ARP Stud kit # 070 135-5402 . 2. use the moly lube on the top threads and washers. Sounds a little weird, but for a bolt to properly hold, it needs to stretch a little. ARP full line product catalog. We do not recommend tightening the nuts in steps on the 10mm studs, as this can lead to torsional wrap up and inaccurate torque readings. Aftermarket aluminium heads have unique torque settings, so manufacturers' guides should be consulted. Joined: Mar 12, 2008 That is the torque that I used on mine and so far (two road races and one year later all is well) it is working well. This stud kit recommends a torque spec of 70 ft. lbs. Tighten bolts 11 through 15 to 24 Nm (18 lb-ft). long w/.875 O.D. ARP Flywheel bolts for 3,4 and 5 speed manual transmissionand marine flywheels7/16 thread100-2801 . Nuts torqued to 80ft lbs. On aluminum heads you can back the numbers down to 65# with the moly lube or 80# with the oil. Before I put the bolts in, I cleaned out all the threaded holes with a tap. Click Here! Recommended torque is equal 75% of the fastener's yield strength. that with alum. 134-4002: . These specs are for stock-type bolts with light engine oil applied to the threads and the underside of the bolt head. Install the inner studs and use them as a guide for the main cap. 100-9942: Search Car Torque Specifications by Engine or Model. Install head studs with non-hardening thread sealer and use Loctite on mains. ARP Ultra-Torque 1 pint Fastener Assembly Lubricant . Tighten bolts 1 through 10 to 210 lb-ft. Don't have instructions & ARP is closed. Simply read down to the correct fastener size, then across to find the torque value for your application. #3 main first, inside bolts, then outside bolts/nuts. 3/8 Connecting Rod Bolt: Engine Oil I have been searching online to see if there was an issue with using ARP rod bolt with the stock ls rods.Even tho I don't have results with the stock rod bo. My included instructions stated 60. Tighten bolts 1 through 10 to 65 lb-ft. Some People do only 1 or 2 steps to reach the final torque. ARP head studs 134-4001 call for 80lbft using ARP Ultra Torque lube. Cylinder Heads. by blykins Tue Jun 15, 2010 10:41 am www.arp-bolts.com Click on their catalog link, then go to the torque spec page. 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. Bolts or Parts: Lube or Sealer: Torque to: Main Caps 396-427 (2 bolt) Engine Oil: 95 ft-lbs. The torque spec is going to vary with the bolts you are using. The 135-4001 is the most popular kit around for the BB's. The torque on this kit which uses the 190,000# fasteners is 70# with ARP's moly lube or 85# with 30wt oil. Use a non-hardening sealant on the head bolts such as Permatex and some oil under the head. 67.79 N-m . Page 24 has all the torque specs for head bolts. _________________ Dennis 65' STANG, 3160 lbs Intake manifold bolts on SBC engines should be torqued to 30 lb-ft in a two-step sequence. I have just received a set of ARP 234-4301 head studs and a set of 134-5401 main stud for my SBC. . ARP is adamant about using a special moly lube or ARP thread sealer for use with their stud packages. . 396 Signet Well-Known Member. What's the torque specs on arp head studs. Tap the cap into place and then install the outer studs. Logged. ARP 100-9909 - Ultra-Torque Assembly Lube 1.69 ounces $8.99. then #2, then #4, then #1, then just snug#5 to set thrust after all the others are tight and to help to hold alignment of . All kits come with aerospace-quality nuts and parallel-ground, hardened washers. Features; How it works . If you are using ARP hardware, follow their recommended torque specifications. This is with their ultra torque lube. Form-a-Gasket (follow Permatex's directions for set-up time), then place the bolts in their proper locations. For your convenience, we stock complete and partial ARP head-bolt kits, studs and washers. 2-3 step increments. Here is a diagram of some important bolt identifying features. if my memory . Harmonic damper bolt 60 ft.-lbs. This is information that you can never find when you need it so here is a table for the ARP Head Studs, Main Studs, and Rod Bolts Torque Specifcations and Stretch Specs. The top row of studs is usually 10-20 ft.lbs greater than the lower. The ARP 625+'s are 150ft lbs. I am replacing the existing Edelbrock 76cc heads with a new set (same model) on my 428 CJ. Whenever you are looking to build your own LS swap or frankenstein LS heads and block combination, you will need the factory LS1 Torque Specifications to assemble your block correctly. Re: SBC ARP Head Studs - Torque? 14mm Spark plugs (13/16 hex) 25 lb. Place head bolt washers over each bolt hole. network marketing millionaires list [4] Using ARP Ultra-Torque Fastener Assembly Lubricant, lubricate the coarse end of the rocker arm stud that screws into the cylinder head.Note: If the studs protrude into the intake port or water jacket lubricate the studs with ARP Thread Sealer.. Big Chevy Fastener Type . Over 6,000 Automotive Torque Specs. Engine Oil: 110 ft-lbs. SUGGESTED TORQUE SPECIFICATIONS: Always . .0055-.0065 U15816 BB FORD IRead More. It certainly won't hurt to put it on all the threads, but it's not necessary with studs. Ultra Part # Engine Group Description Bolt Material Torque Stretch **Ultra Values based on use of ARP Ultra Lube** U15814 BB FORD I BEAM BBF 6.700/2.200 BLT160 ULTRA 75 FT.LBS. Of a typical 70 lb-ft torque on an ARP head stud as in our original example, a full 59 to 60 lb-ft of the 70 are used to overcome friction, with 35 lb-ft (50-percent) used to overcome friction under the bolt head or in between the nut and the washer on a head stud. Stock small journal rod bolts spec is somewhere around 25 ft lbs ! 100-9941: Analog Billet Stretch Gauge Specialty Kit. Small Block Chevy Head Bolt Torque Specifications Step 1 25 Ft/Lbs Step 2 45 Ft/Lbs Step 3 65 Ft/Lbs For Head Studs or aftermarket bolts CHECK YOUR INSTRUCTIONS, SBC studs are available in a ton of different styles depending on heads and stud diameters. "PRELOAD (TORQUE) RECOMMENDATIONS.6. Engine Block Fasteners. The ARP directions say to use their Moly lube and torque to 55ft-lbs, 30wt. Fastener Assembly Lube Basics Flywheel/Flexplate bolts 65 ft.-lbs. Rocker Studs (screw-in) Engine Oil: 50 ft-lbs. Listed here are the general torque recommendations for most ARP fasteners. . . Better check again or call ARP The proper amount of Torque has to do with the material tensile strength not the heads. Torque the bolts. Torque chevy bolt 267, 305, 327, 350, 400 are the best among all. Bell housing bolts 25 ft.-lbs. Items You May Also Consider . Torque Specs: 1-5 7/16" bolts - 65 ft lbs 1 & 5 3/8" bolts - 35 ft lbs Weight: 205 lbs @ 4.00" bore 1/12/2005 Re: torque specs for main bearing caps on sbc. Log in / Join Free. If the cylinder head bolts or studs protrude into a water jacket, lubricate the threads of the bolts and the coarse . More like 65lbs. You will see alot of times, you can simply put a 7/16 arp head bolt washer under each stud to give you the needed minimum. in the three stages. Too much torque and you stretch the bolts to the point where you damage them. And when i have the head off i use moly lube and go in a series of 30 - 55 - 80. Big Block Chevy V8 - BBC - Engine Specifications 396-454 CID . These ARP Professional Series Head Bolt Kits for 2003 and earlier small block Chevy engines include heavy-duty bolts that deliver 180,000 psi tensile strength. ARP Pro Series kits are also available with 12-point nuts, and all studs come complete with hardened parallel washers for an even load distribution and accurate torque . Stock bolts stretch with 65 lbs of rotational torque. ft. Head bolt sorque sequence The use of studs offers greater clamping force and also requires a torque sequence (and lubricant) as recommended by the manufacturer. Listed here are the general torque recommendations for most ARP fasteners. before installing studs. Engines with 1/2" head bolts holes (351-w and 302 CI SVO) should use ARP # 154-3603. Cylinder Head Bolts. These are the head studs for stock iron heads. Cylinder Head Bolts : 11mm x 20.0 x 155.5mm bolts: 22 ft-lb, plus 76 degrees; 11mm x 20.0 x 101.0 mm bolts: 22 ft-lb, plus 76 degrees, plus 34 degrees Note that ARP engineers some of their sets to take the same torque for long and short, and the spec varies with what you use to lubricate the threads. He says for head studs: 1. hand tighten in to block. Re: Rocker Arm Stud Torque Specs - Help please. Whether using ARP fasteners or others, we recommend ARP Ultra-Torque fastener assembly lubricant to . Rod Bolt Stretch & Torque Specs. Conclusion It also says that you should follow the included instructions over the specs on that page. Chevrolet Small Block hex Head Stud Kit. SBC ARP Head Bolt Torque Specs There is a good reason why the ARP hardware is Installed in high-end rods because of the high quality. 18 ft lb. Speedmaster 746-PCE279.1001 Features: Each stud is machined & cold-forged from aircraft quality 8740 high tensile strength Chromoly, allowing a rating of up to 190,000 psi Every kit comes complete with 12-point nuts and hardened parallel washers, producing a higher clamping force and a more accurate torque reading 2 bolt length kit common in 2004-up LS . 11/32 Connecting Rod Bolt: Engine Oil: 35 ft-lbs. Intake manifold bolts and head studs/bolts have to be torqued in a certain pattern and to a certain torque spec in order for your engine to work properly. With this set up, the 408 cid Ford Windsor cranked . The dilemma is when using the thread sealer with any kind of lube, the torque . Intake manifold bolts (cast iron heads) 30 ft.-lbs. oil at 70 ft-lbs. Hope this helps,-----Bill Koustenis Owner Advanced Automotive Machine Waldorf Md 1971 Chevelle "Heavy Chevy" original owner AL heads require less torque than iron heads on iron blocks because the thermal expansion on a AL head is >1.5x that of iron. rod bearings 30-35 ft lbs. Torque the bolts in steps. ARP part numbers for the bolt kit are #134-3701 and the stud kit is #234-4301. Use the standard SBF head torque sequence. Install an ARP Small Block Chevy (SBC) head stud kit to enhance cylinder head sealing, ensure consistent torque values and help prevent damage to threads in the block.