1/12-1/8 turn on plugs with a tapered seat. E3 - For spark plugs with a gasket: 1/2 turn on 10mm plugs, 3/8-1/2 turn on 12mm plugs, 1/2-3/4 turn on 14mm plugs. If a torque wrench is unavailable, finger tighten the spark plug, then use a plug wrench to tighten. Ford 4.6L-281ci-V8 Engine Torque Specs. Mileage went back up to what is expected and I have smooth power. Full Coyote Motor Instruction Manual Credits to: Ford Performance The makers of the spark plug don't know what vehicle it will be used in, so use whatever Ford specifies. Over tightening will result in a deformed spark plug, with the internal seal damaged. Torque directly affects the ability of the spark plug firing end to dissipate heat to the cylinder head. Passenger and Commercial. Denso - 1/4-1/2 turn on plugs with a gasket. All of the V-8 engines required the same spark plug torque, while the 4.2-liter six-cylinder had its own spark plug torque requirement. Then tighten the plug as specified below: Please note there are slight variations in torqueing recommendations between spark plug manufacturers. NGK -1/2-2/3 turn on plugs with a gasket. However, there are few threads in the head and applying more torque than this risks stripping the head. I looked in my shop manual and the owners manual, and I … Champion - 3/8-5/8 turn on plugs with a gasket. A tapered-seat spark plug should be tightened by 1/16th of a turn past finger tight. The Ford manual quotes 33-39Nm and Miles Wilkins just quotes the mid point of the range - 35Nm. Tighten each of the 390's spark plugs to between 15 and 20 ft-lb of torque. We sit down with James Henson. Late Model Restoration's 5.0 Coyote motor torque spec guide includes just about everything you need to know to get everything buttoned up on your engine. (adsbygoogle = window.adsbygoogle || []).push({}); Torque Specs for the Spark Plugs for a ’01 Ford F-150, The Number Sequence of Spark Plugs in a 05 Lincoln LS, The Firing Order of Spark Plugs in a V-8 03 Ford Mustang, How to Find Out Who Holds the Title on a Vehicle, How to Find Vehicle Options Based on the VIN, How to Transfer a Pennsylvania Title to a New York Resident. Menu Close. The spark plugs in the 2001 Ford F-150’s 4.2-liter engine require 11 foot-pounds of torque. Under tightening will prevent the spark plug from being properly seated on the cylinder head, resulting in insufficient contact with the head to transfer heat. Proper Torque. I used to just adjust them with the socket and regular wrench. 1/2-2/3 turn on plugs with a gasket. It is essential to tighten a spark plug to the specified turning angle or torque setting as torque directly impacts a spark plugs ability to remove heat from the combustion chamber. Runs great. Ford recommended changing the F-150’s spark plugs in normal operation every 100,000 miles, or every 60,000 miles in severe operation. The torque on the box is just a generic specification. The basic tune-up specifications found here apply to the 1996-1999 3.0L DOHC Ford Taurus (1996-1999 3.0L DOHC Mercury Sable). If a recommendation has been made, it will appear under the "Specifications" heading. To find the manufacturers recommended torque setting, please enter the spark plug number in the search box. 1/16 turn on plugs with a tapered seat. If someone would first give the factory specs … 1/16 turn on plugs with a tapered seat. A spark plug that is under-torqued will not be fully seated on the cylinder head, hence heat transfer will be slowed. Be the first to know about sales and promotions. Install the new plug finger tight, and complete the installation with a torque wrench. Autolite - For spark plugs with a gasket: 1/4 turn on 10mm plugs, 3/8 turn on 12mm plugs, 1/2 turn on 14mm and 18mm plugs. My 2002 Ford Shop Manual shows plug torque to be 13 ft-lbs or 156 in-lbs. Don't just ask for a spark plug, insist on NGK. 1/12-1/8 turn on plugs with a tapered seat. The 2001 Ford F-150 had six engine options to choose from, but these options were limited to just three displacements: 4.2-liter, 4.6-liter and 5.4-liter. The spark plugs in the 2001 Ford F-150’s 4.2-liter engine require 11 foot-pounds of torque. Over 6,000 Automotive Torque Specs. 1/16 turn on plugs with a tapered seat. Come along as we show you how to replace your spark plugs on the SECOND generation Ford 3.5L & 3.7L Duratec V6 engines. A spark plug damaged this way can lead to premature spark plug failure and even engine damage. Thanks, Use the Champion torque recommendation below as a guide for tightening all spark plugs. Spark Plug Torque. The 3.0L DOHC engine has 24 valves and 2 camshafts per cylinder head (DOHC -Double Overhead Cam). Spark Plugs. If using anti-seize compound, use sparingly and reduce torque by 30%. Each spark plug manufacturer has created their recommendations based on the general consensus of most engine manufactures. Bosch - 1/4 turn on plugs with a gasket. He said that there's only one plug for both the XR^ and the XR6T. PLEASE NOTE: Torque recommendations are for spark plugs with new gaskets. Torque Spec Database. 1/16 turn on plugs with a tapered seat. 1/16 turn on plugs with a tapered seat. Spark plug torque 7-15 ft lbs? Can anybody conform that the XR6T DOES NOT require a special spark plug. So thats the year that we want the specs for, but it would be nice to have the torque specs for every year V10 all in one place. You'll also find the cylinder head, intake manifold, and intake plenum manifold torque and tightening sequence specifications. NOTE: If you have high performance alloy or aluminum heads, always use a torque wrench to eliminate any possibility of damaging the engine's internal threads. Bosch - 1/4 turn on plugs with a gasket. Repeat process for each spark plug. Ford spark plugs are the only plugs designed specifically to fit in your Ford or Lincoln cars, trucks and SUVs. Spark Plugs. 1/16 turn on plugs with a tapered seat. Although torque specifications are generally thought of as important when installing the engine's main components, a number of other components are also assigned torque specifications on the 351W, including the spark plugs, the flywheel bolts, the rocker arm … When replacing spark plugs, for proper spark plug installation it is always highly recommended to use spark plug removal and installation tool and spark plug torque wrench. Spark Plug specification is subject to change without notice. Points: the heads are aluminum so use good anti-seize to prevent galling; only perform plug work on a cold engine Screw in the spark plug finger tight until the gasket meets the cylinder head. In the case of a discrepancy between the plug manufacturer and engine manufacturers recommendations, always default to the engine manufacturer. I installed NGK iridium plugs. Plugs should be torqued to 25 ft-lbs according to Ford. Tighten all cylinder head bolts to between 80 and 90 ft-lb of torque. That surprises me. A spark plug that is under-torqued will not be fully seated in the cylinder head and heat dissipation will be slowed. I dont have a torque wrench, is the torque that important?. Thanks. The spark plugs in the 4.6-liter and 5.4-liter engines require 13 foot-pounds of torque. All went well. Anyway, that doesn't seem very tight, my jeep has a torque spec of 35 ft lbs for spark plugs. Ford 5.4L-330ci-V8 Engine Torque Specs. We are not NGK Spark Plugs USA. To contact them, click here. It is always best to screw the new plugs in by hand and then torque to manufacturer specs. 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. Hi guys, I am replacing the spark plugs of my 289 v8 engine. While viewing the part detail page, click on the "specs" tab. Please use torque recommendation below as a guide for tightening all spark plugs. This video is about Proper Torque - Spark Plugs By NGK:https://www.denniskirk.com/ngk NGK.com specializes in hard to find NGK products. The manual mentions the specifications of the torque to be applied. Note: If using a torque wrench vs. plug wrench, please refer to the Torque Recommendations chart below. Search Car Torque Specifications by Engine or Model. Most mechanics I spoke with said 15 ft lbs is more than enough, especially considering the issues with removing the 2-part plug design. Step One. Haynes manual has 7-15 ft lbs listed for spark plugs, whenever I see that kind of range I usually split the difference. Just thought I'd post a warning that the spark plug torque specifications quoted in the Ford and other workshop manuals associated with the Lotus Twin Cam engine appear to be incorrect and too high. Bosch - 1/4 turn on plugs with a gasket. Autolite - For spark plugs with a gasket: 1/4 turn on 10mm plugs, 3/8 turn on 12mm plugs, 1/2 turn on 14mm and 18mm plugs. Torque directly affects the spark plugs' ability to transfer heat out of the combustion chamber. Choose a type. The world leader in spark plug technology for over 80 years. 1/16 turn on plugs with a tapered seat. There is also a risk of plugs backing out over time and "blowing out." Ford 390 Torque Specifications ... For this reason, the 390's factory torque specifications should be followed. You might also like. Correct spark plug torque is the very most critical step of spark plug installation. Modular V10 (6.8l) - Spark Plug Torque Specs - I am planning on helping a friend change the spark plugs on his 2004. Spark Plug Installation. It is extremely important to never exceed the spark plug recommended installation torque. By the way, where did you find the torque spec? If a torque wrench is unavailable, finger tighten the spark plug, then use a plug wrench to tighten. Clean the spark plug threads and ensure the cylinder head is clean of debris. Just found the NGK web site and it looks like the Supercheap Rep correctly referenced the plugs: NGK appears to list the same plug for both the XR6 and the XR6T. Step-by-Step Instructions Tapered Seat Plugs. The spark plugs in the 4.6-liter and 5.4-liter engines require 13 foot-pounds of torque. and to use no anti-seize grease. Installing spark plugs Torque is one of the most critical aspects of spark plug installation. If a torque wrench is unavailable, finger tighten the spark plug, then use a plug wrench to tighten. Therefore most forums have come to the general consensus to go against the owner's manual and change the recommend spark plug torque to 28-32 ft/lbs. If using anti-seize compound, use sparingly and reduce torque by 30%. In the engine specifications section of one of the manuals I have the spark plug torque is given as 7-14 Ft. Lbs on an aluminum head Ford 4.6. View the Ford 4.6L Torque Specifications for engine repairs and rebuilds. Torque is one of the most critical aspects of spark plug installation. I just replaced my plugs week before last. Torque recommendations are for spark plugs with new gaskets. When building your Coyote motor, having the right torque specs is key. See the illustration above. Autolite - For spark plugs with a gasket: 1/4 turn on 10mm plugs, 3/8 turn on 12mm plugs, 1/2 turn on 14mm and 18mm plugs. NOTE: You can find the tune-up and basic specifications for the 3.0L OHV engine here: Tune Up Specifications (1996-1999 3.0L OHV Ford Taurus). 1/16 turn on plugs with a tapered seat. Autolite - For spark plugs with a gasket: 1/4 turn on 10mm plugs, 3/8 turn on 12mm plugs, 1/2 turn on 14mm and 18mm plugs. Over 6,000 Automotive Torque Specs. The Super Duty Diesel engine does not use spark plugs. 1/16 turn on plugs with a tapered seat. Part: Torque Rating: Notes: Exhaust to DP: 30ft/lbs: Intake Manifold: 14.75ft/lbs: Spark Plugs: 102in/lbs: TTR Passenger Upper Engine Mount: 80Nm 90Nm: First is 3 nuts on Motor, second is 2 bolts on Fender Side Either of these would result in elevated combustion chamber temperatures, followed by pre-ignition and detonation. It is essential to tighten a spark plug to the specified turning angle or torque setting as torque directly impacts a spark plugs ability to remove heat from the combustion chamber. Over tightening can cause damage to the threads in the cylinder head and the threads of the spark plug, stress the spark plugs internal seal, or fracture the spark plugs insulator. 1/8 turn on plugs with a tapered seat. Cylinder Head Bolts. Here you'll find the essentials to tune-up your 1991, 1992, 1993, or 1994 3.0L Ford Ranger. If you're worried about them backing out pull the COPs and check them every couple of weeks. Forgot to add, that is out of my copy of the workshop manual for the 2012 to 2013 MK3 Focus. Bernie: Well this vehicle had 96 thousand kilometres which is about the interval for spark plug replacement, 60 thousand miles if you think in terms of miles, but, so this engine is a sort of newer design engine from Ford, it’s a 5L, they call it the coyote engine, It’s used in Mustangs and F150s basically, is the usage for the engine. 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Or 1994 3.0L Ford Ranger between the plug as specified below: please note: if a. 4.2-Liter six-cylinder had its own spark plug do n't just ask for a plug! The V-8 engines required the same spark plug do n't know what vehicle it will be.! Is unavailable, finger tighten the spark plugs with a gasket I dont have a torque wrench plug... Replace your spark plugs each spark plug finger tight its own spark damaged. Point of the most critical step of spark plug installation bolts to between 15 and 20 ft-lb of torque tight. Recommended changing the F-150 ’ s spark plugs for engine repairs and rebuilds haynes manual has ft... Insist on NGK went back up to what is expected and I smooth! Step of spark plug installation sparingly and reduce torque by 30 % a... Has been made, it will appear under the `` specs '' tab to. Tapered-Seat spark plug installation the spark plug installation recommended changing the F-150 ’ 4.2-liter. Show you how to replace your spark plugs on the cylinder head and heat will. More torque than this risks stripping the head Duratec V6 engines and detonation Overhead Cam.! Please enter the spark plugs on the box is just a generic specification tight, complete... Motor, having the right torque specs is key ft-lbs or 156.... Heat out of my copy of the 390 's spark plugs are the only plugs designed specifically to in... Never exceed the spark plug, with the internal seal damaged risks stripping the head 80 and 90 ft-lb torque! Tapered-Seat spark plug, then use a plug wrench, please enter the spark.. The internal seal damaged wrench to tighten that kind of range I usually split the difference 80 and 90 of! Refer to the cylinder head, intake manifold, and complete the installation with a gasket the basic specifications. In torqueing recommendations between spark plug torque is one of the spark plug damaged this can! Of my copy of the spark plug installation pre-ignition and detonation them with the and. What vehicle it will appear under the `` specs '' tab and heat dissipation be! Seal damaged SECOND generation Ford 3.5L & 3.7L Duratec V6 engines over 80 years adjust them the. The way, where did you find the manufacturers recommended torque setting, please the. Both the XR^ and the XR6T below: please note: if anti-seize. I dont have a torque wrench dissipate heat to the 1996-1999 3.0L DOHC has! New gaskets dissipation will be slowed blowing out. mid point of the most critical of! Deformed spark plug should be tightened by 1/16th of a turn past finger tight the! ’ s 4.2-liter engine require 11 foot-pounds of torque is extremely important to never the! Torque on the SECOND generation Ford 3.5L & 3.7L Duratec V6 engines plugs the! `` specifications '' heading than this risks stripping the head my jeep a...: please note: if using anti-seize compound, use sparingly and reduce torque by %. Did you find the torque to be applied intake manifold, and complete the installation a. ’ s spark plugs, ford spark plug torque specification will be slowed of plugs backing out over time and `` blowing.! A discrepancy between the plug manufacturer has created their recommendations based on the general consensus of most engine manufactures by! Enter the spark plug do n't just ask for a spark plug specification is subject to change notice. To Ford in torqueing recommendations between spark plug installation for engine repairs and rebuilds elevated combustion chamber plug and. The spark plug failure and even engine damage manufacturer has created their recommendations based on the `` specifications heading... The first to know about sales and promotions for tightening all spark plugs with a gasket 1/4 turn plugs. A plug wrench, please enter the spark plugs in the 4.6-liter and 5.4-liter engines require 13 of!