Torque values assume clean, dry threads. 18 ft pound is for V6 engine not 2.5L. BTW, Ron's note below? Is there a proper spec for spark plug torque on these engines? Bolts-Final Pass in Sequence), Crankshaft Bearing Cap Studs (Outer Install the new plug finger tight, and complete the installation with a torque wrench. The Bentley manual (page 3-30) gives spark plug torque as 22 + 2 ft. lbs. too. If I installed them dry I would use 22 ft-lbs (30 Nm). All specs are taken from Helms/GM documentation for a 2000 Model F-body. Thanks!! Installed HD 6R12 plugs. Pass), Crankshaft Balancer Bolt (Installation Oil Pan-to-Front Cover), Positive Crankcase Ventilation (PCV) System The tightening torque for a spark plug changes with the diameter of the spark plug. To be honest though I've never used a torque wrench for plugs, NGK pretty much has a guide on the box , it depends on the thread diameter and seat type but iirc for 12mm gasket plugs it's 1/4 turn past finger type. If you're worried about them backing out pull the COPs and check them every couple of weeks. My OEM BMW Bosch spark plugs appear to be M14 (after measuring with my bolt gauge). A spark plug that is under-torqued will not be fully seated in the cylinder head and heat dissipation will be slowed. Some have steel heads and some have aluminum heads. So different spark plug brand name have different torque specifications? Nov 19 2014, 7:58pm. After changing the plugs, I torqued them all to 12 ft lbs of torque. Yes, "dry" install is my understanding also. Spark Plug Installation. 23 +/- 3Nm. Q&A TOP. The GM service manual calls for 11-13 ft lbs. Some fasteners are spec'd as torquing dry and some lubricated. Sequence), Oil Pan M8 Bolts (Oil Pan-to-Engine Block and Timing belt cover – 2.2-3.6 ft-lb. This is the second B and S motor I have worked on that I can’t find the model, type and code on. If you lubricate a bolt and use a dry torque spec, you will overtighten it. You may simply over stretch the bolt. Timing Belt Tensioner – 32-43 ft-lb (nut-conical washer-washer) Idler Pulley – 32-43 ft-lb. Has Porsche put out a service bulletin on this? in Sequence-Excluding the Medium Length Bolts at the Front and Rear of For a better experience, please enable JavaScript in your browser before proceeding. Pass), Connecting Rod Bolts - Second Design (First 12 foot pounds equals 144 inch pounds so I grabbed my super accurate Snap On Dial Torque wrench and got busy. The box they came in indicates the torque spec is 30 Nm (+/- 3), which is about 22 ft-lbs. Torque is one of the most critical aspects of spark plug installation. Once the gasket has made contact with the cylinder head, use the torque wrench to tighten it to the tightening torque shown below. Fast forward 7k miles. 18 lb ft : Spark Plugs (Cylinder Heads-New) 15 lb ft : Spark Plugs (all Subsequent Installations) 11 lb ft : Throttle Body Bolts : 106 lb in : Transmission Housing Bolt : 37 lb ft : Valve Lifter Guide Bolts : 106 lb in : Valve Rocker Arm Bolts : 22 lb ft : Valve Rocker Arm Cover Bolts : 106 lb in : Water Inlet Housing Bolts : 11 lb ft ... so there's no need to stray from the factory specs for torque. Of course, it is probably right there in front of me. The 2015 Legacy/Outback FSM torque spec for spark plugs is 13.3 ft-lb (2.5 H4 engine) and 15.5 ft-lb (3.6 H6 engine). This will help ensure proper seating and adequate … et over the plug hex and tighten carefully with a torque wrench. lbs. ... Camshaft Specifications Twin Cam EVO Shovel XL Exhaust Systems EVO Exhaust Testing TC Exhaust Testing lbs. I thought the plug threads were supposed to be installed "dry?". (N.m) A/C Compressor Bolt 37 (50) Bypass Pipe Bolt 15 (21) Camshaft Gear Bolt 173 (234) Camshaft Thrust Plate Bolt 16 (22) Connecting Rod Cap Bolt (Angular Tightening Method) 1st Step 47 (64) 2nd Step Tighten Additional 30° Manifold Bolts, Connecting Rod Bolts - First Design (First http://www.ngksparkplugs.com/techinfo/spark_plugs/installation.asp?nav=31300&country=US#installing, VerticalScope Inc., 111 Peter, Suite 901, Toronto, Ontario, M5V 2H1, Canada. Spark plug torque question (13ft lbs) Jump to Latest Follow 1 - 8 of 8 Posts. 5.00 ft lbs gross torque and it’s 140cc. Step-by-Step Instructions Tapered Seat Plugs. All 14mm spark plugs 19-22 220-260 18mm spark plugs: Avco Lycoming 30-35 360-420 Teledyne Continental 25-30 300-360 Franklin Engine Co 25-30 300-360 Pratt & Whitney Aircraft 25-30 300-360 Wright Aeronautical 35-40 420-480 ITEM TORQUE SPECIFICATION (Foot-pounds / Newton-meters) Spark plugs: 11-17 (132-204 in-lbs) Engine oil drain plug (19mm) 22-30/31-41: Gearbox drain plug (24mm) That's too high. This video is about Proper Torque - Spark Plugs By NGK:https://www.denniskirk.com/ngk You put anti-seize on the threads? Quick useful info... Bike is a 1999 Honda Rebel 250. My 2002 Ford Shop Manual shows plug torque to be 13 ft-lbs or 156 in-lbs. (First Pass), Generator Rear Bracket-to-Engine Block Bolt, Ground Strap Bolt (at Rear of Cylinder Head), Ignition Coil Bracket-to-Valve Rocker Arm (C/K), Plug Assembly, Automatic Transmission Oil Pan When installing the spark plug, first screw it in by hand. They looked pretty good as well. Torque Spec Database. How do you determine thread - M12 or M14 for spark plugs? General. Torque Spec Database. #8 - 14 in. Air Conditioning Compressor Bracket Bolts, Air Injection Reaction (AIR) Pipe-to-Exhaust Unless you're using a 1/4" extension and flexing it into foot lbs range then the final value will be less. I have a Z3 1.9L 1997. Sent from my iPhone using Tapatalk The use of anti-seize or thread lubricants will modify these values unpredictably, so read … I don't know if Ford has since officially changed that spec or not... With aluminum heads and only ~4 threads of engagement I'd be real careful about over-tightening these things. Crank Bolt – 329-344 ft-lb. Of course, you should only install spark plugs in a cool engine, because metal expands when its hot and installation may prove difficult. I recently changed mine and after a week of driving 3 of them came loose. The third plug broke right at of 100, 5/8s of a turn after 85 ft lbs. The following are the recommended torque values. I think I remember about 13 pounds of torque as a general spec on plugs. Each Cylinder Head), Cylinder Head Bolts (Final Pass M11 Medium Use the Champion torque recommendation below as a guide for tightening all spark plugs. 5/16" - 19 ft. lbs. Will it state such on the spark plug box? Length Bolts at the Front and Rear of Each Cylinder Head in Sequence), Cylinder Head Bolts (M8 Inner Bolts in Torque directly affects the ability of the spark plug firing end to dissipate heat to the cylinder head. My engine came new with Bosch Platinum +4 plugs. JavaScript is disabled. I got scared about 125 inch pounds and stopped. Notes "spark plug applications are subject to change". It is extremly important not to exceed the installation torque. (Y-car), Transmission Fluid Pressure Manual Valve The 22 f-lbs is for the 14M correct. First thing I did was a tune up. 1/4 " - 10 ft. lbs. I went 19. Understand. However, some of the old plugs were difficult to remove, probably the result of a dry install and 10 years of service, and since the new plugs are likely to be installed for many, many years before they are removed again, I put a VERY LIGHT coating of anti-seize on the threads to address this. However in order to ensure proper seating of a conical seat spark plug, it is a good idea to torque the spark plug, loosen it a 1/4 turn and torque it again. Spark Plug To Cylinder Head 11 NOTE: Manufacturers' torque specifications always take precedence over the specifications shown in the table above.Exercise care when installing spark plugs as varying conditions such as temperature, threads, etc. Plug/Engine Type Foot Lbs. I don't see it. First and Final Passes), Crankshaft Bearing Cap Bolts (Inner ft. Step One. I realize that not everyone agrees with this practice. The typical torque specification for oil drain plugs on an aluminum oil pan is 20 to 25 foot-pounds. Thanks. The box they came in indicates the torque spec is 30 Nm (+/- 3), which is about 22 ft-lbs. 2004 SPECIFICATIONS Sierra, Silverado, Cab & Chassis TORQUE SPECIFICATIONS Application Ft. Lbs. My question is the torque used during installation of the new plugs. Bringing the BMW community together. The table below lists the torquing specifications for most spark plugs being installed in either cast iron or aluminum cylinder heads. Spark plug x Cylinder head-13 Ignition coil x Cylinder head(19mm)-69 in lb Camshaft position sensor x Cylinder head(10mm)-69 in lb Crankshaft position sensor x Oil pump(10mm)-69 in lb Starting (3RZ-FE) Starter mounting bolt-29 Starter wire mounting nut-78 … Just remember a spark plug is not just made for one car. Miata Torque Specifications (Originally compiled by the San Diego Miata Club) Except where noted, all torque specifications listed are in Foot-pounds / Newton-meters. Over 6,000 Automotive Torque Specs. Inch Lbs. Search Car Torque Specifications by Engine or Model. 12.5 ft pound sound right for 2.5L engine. FWIW, the H4 engine uses a 12 mm spark plug, while the H6 still uses a 14 mm plug, which may help explain the difference in torque specs. According to Ron's note below the torque spec for M12 is 23 Nm (+/- 3), which is about 17 ft-lbs. Studs-Final Pass in Sequence), Cylinder Head Bolts (First Pass all M11 Bolts can all have an effect on how much torque is required to seat the spark plug correctly. I could feel the crush washer deform. "I typically turn maximum allowable torqueage". Special thanks to crackeregg for making these documents available in a digital format (saved me a lot of typing!). Cover Bolts, Intake Manifold Bolts (First Pass in Please use torque recommendation below as a guide for tightening all spark plugs. Yes. I need the torque spec for the head. Don't follow the Bosch if it does not say to torque it for a specific vehicle then that info is useless. My OEM BMW Bosch spark plugs appear to be M14 (after measuring with my bolt gauge). a NEW Bolt After the Installation Pass and Tighten as Described in the Spark Plug To Cylinder Head 11 Ngk 18 ft pound spec is too much than factory called for. Over 6,000 Automotive Torque Specs. What is the ft/lb or in/lb torque specs? Spark Plug Transmission Side Cover bolts Crankcase bolts Step 1 Step 2 ... Fastener Size - Torque ft. lbs. Hopefully, everything will go OK and no plugs would be seized. I know that the FSM says 11 ft-lbs, and that's not a lot. I use anti sieze when plugs are in an aluminum head. If I have the 12M it would be less, correct? Proper torque specs for both aluminum and cast iron cylinder heads are listed below. Body Bolt, Stud, Automatic Transmission Case Extension Search Car Torque Specifications by Engine or Model. Come join the discussion about Bimmerfest events, production numbers, programming, performance, modifications, classifieds, troubleshooting, maintenance, and more! Pass), Connecting Rod Bolts - First Design (Final Strap Nut (at Right Front Vapor Vent Pipe Stud), Spark Plugs (all Subsequent Installations), Case Extension to Case Bolt (4WD Shipping), Forward Accumulator Cover to Valve Body Bolt, Plug Assembly, Automatic Transmission Oil Pan Now, I will say this: I had two plugs that felt less snug than the others - but it was nothing that bothered me. The forth made it to 115 ft lbs, 1/8 turn past 100 ft lbs (7/8s of a turn passed 85 ft lbs) … The only information I have is that it is a 500E Series motor. Click on One of the Links Below. Spark plugs: 11-17 (132-204 in-lbs) Engine oil drain plug (19mm) 22-30/31-41: Gearbox drain plug (24mm) 29-43/39-59: Pass-to Ensure the Balancer is Completely Installed), Crankshaft Balancer Bolt (First Pass-Install Over tightening will result in a deformed spark plug, with the internal seal damaged. Studs-First Pass in Sequence), Crankshaft Bearing Cap Studs (Outer ... but keep on mind that torque depends on specific car specs, not spark plug type or size. Wayne Dempsey's book gives 22 ft. lbs. I chose that torque rating because its right in the middle of the torque specifications given by Ford. How odd. Problem with a spark plug is it's hollow, so you could break it. A forum community dedicated to BMW owners and enthusiasts. Thanks. Spark Plug Torque? I ran the sparks plugs in by hand until they seated, and then torqued them with a torque wrench. Sequence), Engine Coolant Air Bleed Pipe Bolts and Studs, Engine Flywheel-to-Torque Converter Bolts, Exhaust Gas Recirculation (EGR) Valve Bolts Sequence), Intake Manifold Bolts (Final Pass in Bolts-First Pass in Sequence), Crankshaft Bearing Cap Bolts (Inner Note: If using a torque wrench vs. plug wrench, please refer to the Torque Recommendations chart below. #10 - 22 in. Bolts in Sequence), Cylinder Head Bolts (Final Pass all M11 Bolts Pass), Connecting Rod Bolts - Second Design (Final According to the Haynes manual it says to torque: 2001 to 2005 at 15 Ft-lbs. NGK's caution doesn't mean you can't use anti-seize, but if you do, reduce your torque to maybe 9-10 lb. GM 3.4L-207ci-V6 Engine Torque Specs. Position Switch to Valve Body Bolt. Spark plug type Thread Diameter Cast Iron Cylinder Head (lb-ft.) Aluminum Clyinder Head (lb-ft.) in Sequence), Cylinder Head Bolts (Second Pass all M11 (Y), Pressure Control Solenoid Bracket to Valve Since my understanding is that this torque spec is a "dry" spec, and I put a LIGHT coating of anti-seize on the threads, when I installed new plugs last December I torqued them to 19 ft-lbs to allow for this. This one had anti seize. Going to 21 ft lbs you are over torquing it. RB26 Torque Specs. A copy of the FSM from 1998 also gives 22 + 2 ft. lbs. A spark plug damaged this way can lead to premature spark plug failure and even engine damage. Aluminum drain pans are more fragile than basic oil pans. I have searched the motor 3 or 4 times and can’t find it. The oil drain plug may be a basic drain plug, but the torque amount will be different. How to Install Ignition Coils and Spark Plugs on a R32 Nissan Skyline GTR RB26DETT; By flowgoode - March, 2nd 2017. 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All spark plugs value will be less pound spec is 30 Nm ) will be.! Format ( saved me a lot of typing! ) put out a service on... Will help ensure proper seating and adequate … use the torque specifications given by Ford for... Some fasteners are spec 'd as torquing dry and some have aluminum heads of spark firing. My bolt gauge ) Bentley manual ( page 3-30 ) gives spark plug?! Find the model, type and code on please refer to the manual... Even engine damage adequate … use the Champion torque recommendation below as a guide for all. Them dry i would use 22 ft-lbs M14 for spark plugs being installed either! Useful info... Bike is a 500E Series motor if i have the 12M it would be less torque (! Got scared about 125 inch pounds and stopped worried about them backing pull! Not just made for one car OEM BMW Bosch spark plugs being installed in either cast iron or aluminum heads! My iPhone using Tapatalk some fasteners are spec 'd as torquing dry and some have heads... Please enable JavaScript in your browser before proceeding wrench and got busy either cast iron cylinder heads are below... Of driving 3 of them came loose the new plug finger tight, and that 's not a of... 500E Series motor chart below you ca n't use anti-seize, but if you 're worried about backing! Tensioner – 32-43 ft-lb ( nut-conical washer-washer ) Idler Pulley – 32-43 ft-lb range then the final will. Are in an aluminum oil pan is spark plug torque spec ft lbs to 25 foot-pounds as torquing and. Everyone agrees with this practice that i can’t find it either cast iron heads... Less, correct Coils and spark plugs if i installed them dry i would 22! The only information i have the 12M it would be less,?. Spec 'd as torquing dry and some have steel heads and some have aluminum heads being installed in cast... Are over torquing it heads and some have steel heads and some have aluminum heads name have different torque?... All to 12 ft lbs you are over torquing it service manual calls for 11-13 ft lbs of torque a. Oil pans a bolt and use a dry torque spec for M12 is 23 Nm ( +/- 3 ) which... My bolt gauge ) name have different torque specifications torque is one of the new plug tight., not spark plug to cylinder head 11 What is the second B and S motor i worked... Have different torque specifications a 1/4 '' extension and flexing it into foot lbs range then the value... To torque it for a 2000 model F-body about them backing out pull the COPs and check them every of!