To avoid damaging the cylinder head, wait until the engine coolant temperature drops below 38°C (100°F) before loosening the cylinder head bolts. One quick question: Today I received the 12pt socket to remove the head bolts, put a 18" bar on it and tried. While this is unusual, inexperienced or rushed. Attention! Please have a protected pad on the proper location of the ground to avoid crash or damage of plastic parts. Torque sequence for big block aluminum heads Special considerations. Remove the cylinder head bolts, and remove the cylinder head gasket. Inspection Check cylinder head for cracks and. Tighten the bolts in sequence to 22 ft. Photo 2/12 | cummins Head Bolt Tech How To remove Valve Covers A certain amount of leeway is built into almost every factory part. Set parking brake and block wheels. Start in middle and work your way out. Install a new cylinder head gasket onto the cylinder head assembly. Tap the edge of the head with a plastic or rubber mallet; lift the head straight up to remove it. Tighten the M8 cylinder head bolts (11-15) to 30 N. , offers the following information regarding a revised cylinder head bolt on 2010 midyear Subaru 2. ) Remove the two bolts in front of the head before the other head bolts are removed. It's simple. In order for the heads to properly seal and to prevent warping, a special sequence must be followed when installing the head bolts. On assembly, apply fresh engine oil to the washers, threads and flanges of each large cylinder head bolt. This procedure has been. Loosen the 12 cylinder head bolts in the sequence as shown. Moving around the head, continue tightening opposite-side bolts to get the cylinder head to seal evenly down against the engine block. What is the sequence for removing the head bolts? Also the block is 30 over, so would I need a special order head gasket?. Without loosening any bolts, starting from the center bolts, tighten. Villalón Nieto. com cylinder head bolts and engine fasteners Cylinder head bolts , Stainless engine fastener kits. exhaust manifold side of the cylinder head in the No. Remove cylinder head Using a 10 mm bi-hexagon wrench, uniformly loosen and remove the 14 cylinder head bolts, in several passes, in the sequence shown. These head bolts are single use only and once removed must be replaced. Lift cylinder head slowly, you most likely left something attached so if it hangs up find out what was missed. Tighten the bolts in sequence to 22 ft. Loosen and remove all bolts securing cylinder heads to cylinder. Toyota 2az-fe cylinder head bolt thread repair. Then using torque wrench tighten in sequence, in 9 N m (80 lb-in) increments to 25 N m (220 lb-in). com cylinder head bolts and engine fasteners Cylinder head bolts , Stainless engine fastener kits. I used stickey notes. Apply sealant to the gasket and do not reuse the old cylinder head gasket. gain tool clearance to remove the lower rear cylinder head bolt. If the head seems stuck to the block, gently tap around the edge of the head with a rubber mallet until the joint breaks. Remove the exhaust muffler. External cylinder head gasket leakage, M99- 9-3 and 9-5 models with 4 cylinder engine To address an external oil or coolant leak from the cylinder head gasket when no engine overheating or other running complaints have occurred, it is only necessary to retorque the cylinder head bolts. Remove the radiator inlet hose from the cylinder head. Disassembly. 7 kgf·m, 34 ft·lb) #1 Cylinder [A] #2 Cylinder [B] CAUTION A torque wrench must be used to assure proper torque. Be sure that the surface of the block and the surface of the head are thoroughly cleaned to remove any oily film before installation. Tighten the cylinder head bolts, as follows. Also check the bolts will not be bottoming out in the block once tightened 1. TT00012 Revised Cylinder Head Bolts In 2010 Subaru 2. EZ Read simple diagram of the Big Block Chevy Cylinder Head Torque Sequence. It's simple. Here is the tightening sequence and stages. install and tighten the 10 cylinder head bolts, in several passes, in the sequence as shown. Let the head sit overnight come back in the morning and retorque the nuts at 80ft-lb. Good quality tool. STEP 3: Lubricate the threads of the head mounting bolts with clean engine oil. "A" Bolts: 12-17 lb/ft. Remove the cylinder head guide studs. • Outer Bearing Cap Bolt - Final Pass in Sequence 80degrees • Bearing Cap Side Bolts – First Pass in Sequence 25Y (18lbft) • Bearing Cap Side Bolts – Final Pass in Sequence 60degrees Cylinder Head Bolt • Cylinder Head Bolts - Internal Hex – LH Cylinder Head forwardmost fastener - First Pass in Sequence 80Y (59lbft). This package deal includes a professionally rebuilt L-6-226 cylinder head, OEM head gasket, 33 cylinder head bolts and 33 cylinder head bolt washers$ 375. (watch the meter on the foot-pound wrench handle. 1 Cylinder head torque sequence-4. (1) Apply a coat of engine oil to washers and bolt threads. Tighten the opposite corner's bolt down to the same torque. Be sure that the surface of the block and the surface of the head are thoroughly cleaned to remove any oily film before installation. Tightening. The intake has this sequence for removal. Clean the bolt holes free from oil. , offers the following information regarding a revised cylinder head bolt on 2010 midyear Subaru 2. Use an accurate torque wrench and proper technique. Tighten bolts 1 thru 18 in number sequence to: 110 ± 5 lb. Cylinder head bolts are toque-to-yield bolts designed to be permanently elongated beyond the state of elasticity when torqued, so if the bolts are removed and reused, it may cause the bolts to break or fail to maintain clamping force. Remove the cylinder head bolts. Upon a disassembly (hope you don't have to) , I suggest removing them first. Tighten the opposite corner's bolt down to the same torque. It shouldn't warp again. 2000 Kia Sportage Head Torque Specs for a 2. The material used can range from metal to a material that will crush when the cylinder head bolts are installed and torqued. SST 09205-16010 NOTICE: Cylinder head warpage or cracking could result from removing bolts in incorrect order. 0l How To Torque Cylinder Head Bolts. The bolts can bind at the top of the head holes as these close up under bolt loads so make sure the bolts are running free in the head and in the block threads before assembly. supposedly it allows you to get away with more cylinder pressure. You will need both inch and foot pound torque wrenches as well as a torque angle gauge. This contains a reference to generator removal, which I did however I only had a few minutes to work. The photos and comments on this page come courtesy of Ron Cloat. Move the cylinder head assembly slightly in direction of the transmission. Intake valve push rods are aluminum. a) Place the new cylinder head gasket, given the position ¬ tion guides on the block. Loosen and remove all bolts securing cylinder heads to cylinder. Remove the four head bolts (M8,13mm). Pontiac Cylinder Head Bolt Torque Sequence When we are tightening the heads up we typically do so using 30 wt oil for lubrication. Using a torque angle gauge, tighten each bolt, in sequence, an additional 180 degrees. Hand tighten the large size cylinder head and rocker shaft bolts in the numbered sequence shown for each engine as follows: a. Install a new cylinder head gasket onto the cylinder head assembly. 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. This is the jeep 4. Make sure you have a manual in front of you, and unbolt in 1/4-turn increments until you can looses them by hand. 8 turbo engine. The ending month/year means this part Fits vehicles up to but not including September 1973 or vehicles built between January 1, 1963 and August 31, 1973. Remove cylinder head sub–assy. TD5 Cylinder head removal - How to Page 1 of 3 1 2 3 Last. Pontiac Cylinder Head Bolt Torque Sequence When we are tightening the heads up we typically do so using 30 wt oil for lubrication. For most applications however, studs are recommended. Tighten cylinder head screws (bolts) 22 to 24 foot pounds torque, and after complete assembly and engine is run in, retorque head screws (bolts). Small Block Chevrolet Head Bolt Torque Sequence. I hope to be able to replace my valve cover gaskets and bolts with your help! According to the Bentley Service Manual I bought from your website, it looks like I have to disengage the valvetronic motor before I can remove the cylinder head cover(is that true?). Allow engine to cool completely-before disassembly Cylinder heads tend to warp if removed while they are still hot. NOTE: The back two cylinder head bolts cannot be removed from the head in vehicle. How do you replace the cylinder headgaskets without removing the engine, there is not enough room to remove the cylinder heads or is there? The engine is a lot easier to work on if it's on an engine stand but it can be done without removing the engine. A new cylinder head gasket must be used on refitting. 0 ft CAUTION A torque wrench must be used to assure proper torque. Kia Rio: Head Bolt. Note: Do not wash off bolt coating. On the front cylinder head, loosen and then torque each rocker shaft bridge bolt one at a time in the sequence shown in the image. - Sequence for Tightening Cylinder Head Bolts: soft hammer will remove any bind that exists. Bolts should be loosened in 2-3 steps. bolts My dad and I are in the process of changing the head gasket on his 92 pickup(4-cylinder, 22RE). When removing and replacing the cylinder heads in any internal combustion engine, the tightness and tightening sequence of the head bolts is critical to a good seal. This is a quick guide to help when replacing head gaskets on a Subaru. Remove guide pins with Extractor (3070). 93) Remove camshaft roller chain tensioner. Get your new head bolts and install the washers on the bolts so that the chamfered side is facing the bolt head. B Cylinder Head Capscrew - Torque Plus Angle (T594) This Service Parts Topic pertains to the new Cylinder Head Capscrew - Torque Plus Angle procedure. You must use a 14mm spline socket. Begin with the center bolt (11) and alternating side-to-side, work outward tightening all of the. Toyota 22re Head Bolts New This is an Toyota 22R + 22re full set (10) of brand new head bolts fits 1985 to 1995 Toyota 22r and 22re and 22ret (turbo) pickup 4 runner and 85 Celica don't blow your hard earned cash buying. Install cylinder head, and tighten cylinder head bolts in order as shown using Tool (A). 2000 Kia Sportage Head Torque Specs for a 2. How to Remove the Cylinder Head on a Kia. Consult the manufacturer's specifications for the proper removal sequence for the engine being worked on. You need head bolts with washers Harderned pushrods for use with guide plates Anti seize paste on all steel threads that threads into alum threads (spark plugs, acc mount brackets, intake bolts, water neck bolts, etc) Most heads/bolts will torque to 60-70 ft lbs. The head gasket is compressed between the engine block and the cylinder head. m (22 lb ft). 10) Remove the cylinder head cover. Everything was going smoothly until we went to remove the intake manifold. Fit head gasket. Toyota 2az-fe cylinder head bolt thread repair. Inside the cylinder head are valves that open and close to let air and fuel into the cylinders and expel the spent exhaust gas. the exhaust manifold and the bosses on the cylinder. First, remove the valve springs so you can pull out the push rods. Refer to 9-Engine /Cylinder Head/Cylinder Head cover-Removal 4. 9 5 1 3 7 10 6 2 4 8 This is the head bolt sequence which should be torqued to 130-140 ft-lbs. you are reusing the old head gasket) 5. Cylinder head bolt nominal length mm. Tighten according to the following torque values: Step 1: All to 30 N·m (22 ft. Transit 2006. Replace cylinder head bolts (1) and (2), if necessary. Remove Cylinder Heads Carefully Loosen the head bolts in stages, in the reverse order of the tightening sequence. Torque numbers are below start with bolt one. 40 N-m (29 lb-ft). Also, if the final torque of the head bolts specs out an angle of degrees instead of in FT-LB’s, these are torque-to-yield type head bolts, and cannot be reused but must be replaced. Do not loosen the bolts beyond ¼ turn during the initial release of tension on the bolt. - Position new cylinder head gasket. Tighten down the cylinder-head bolts in order 1 10. In order for the heads to properly seal and to prevent warping, a special sequence must be followed when installing the head bolts. Any kind of car engine repair can be a little intimidating, but if you own a Ford Escort this video can help make a cylinder head removal a little less scary. Loosen cylinder head bolts (dont use power tools here), remove all bolts and be sure to remove the steel washers that are on each bolt. ft Step 4 = repeat Step 3 Step 5 = Stick to tightening sequence but tighten the different bolts as follows: the 1/2 set screws = + 150 degrees short set screws = + 150 degrees medium set screws = + 180 degrees long set screws = + 210 degrees Click for Perkins 1004. Before installing, remove the hardened sealant from the cylinder block and cylinder head surface. You've got to take the power steering pump off of the left head, and remove the nuts, grounds, and studs at the back of each head that bolt the heater hoses in place. One quick question: Today I received the 12pt socket to remove the head bolts, put a 18" bar on it and tried. Loosen the 10 bolts 180°. Re: Removing Cylinder head from 350 Mercruiser don't forget to mark the distributor before taking it out of the intake to save time during installation and be sure to remove and install the head bolts in sequence. See Figure "Cylinder Head Lift Bracket Removal". Loosen the cylinder head and cylinder bolts a 1/4 turn at a time in a crisscross pattern. Torque bolts 1 through 10 first then torque cylinder head bolts "A" last. Tighten the cylinder head bolts until the mark on the bolt head aligns with the second mark on the cylinder head (turn the bolt 180°). NOTE: Before installing the cylinder head bolts, lubricate the threads with clean engine oil. Make a mark on the engine vibration damper and on the front case of the engine in line with each other as a reference point for cylinders No. There are seven longer (1, 3 & 4) and three shorter (2, and 5-10) bolts used. REMOVE CYLINDER HEAD (a) Using SST, uniformly loosen and remove the ten cylinder head bolts in several passes in the sequence shown. Head bolts do not have to go back in the same holes that they came out of. See TORQUE SPECIFICATIONS. Kia Rio: Head Bolt Torque. Dan's Vlog 356,053 views. Tighten cylinder head screws (bolts) 22 to 24 foot pounds torque, and after complete assembly and engine is run in, retorque head screws (bolts). With all the bolts tightened, make a second pass tightening all the bolts an additional. In my experience, the part number is NOT right for the 4. Lift cylinder head upward, and disconnect coolant by-pass hose from union. The outside edges of the 6 cylinder head's. along with the one bolt in front of the head. Using the sliding hammer 116 589 20 33 00 (36) and the threaded pin 116 589 02 34 00 (37), pull out the sliding rail pins (25, 26) and remove the sliding rail (24). Using a dial caliper, measure the length of the cylinder head bolts from the end of the bolt to the bottom of the flange. Lower the cylinder head onto the cylinder block. Install a new cylinder head gasket onto the cylinder head assembly. One quick question: Today I received the 12pt socket to remove the head bolts, put a 18" bar on it and tried. Also, for example on a 235 Chevy 6, the torque spec for the head bolts is 90-95 ft lbs, so what I do is I torque the head in increments, starting at 30-35 ft lb. NOTICE: Do not dip the entire cylinder head mounting bolts in oil as it could provide too much oil causing improper torque results. Steel bolts into aluminum torque specs. 7L street head we recommend Mahle 54774 or Cummins 4932210 STEP 2: Place the cylinder head on the block, properly seat it into the dowels. Never Reuse Head Gaskets. Bolts 1-10: 59-64 ft/lbs. Remove the cylinder head bolts, then remove the cylinder head. Installing the cylinder head on an International MaxxForce DT diesel engine is intimidating for the novice but as I always say follow the instructions in the manual to the letter and you will never go wrong. Refer to Camshaft Timing Chain, Sprocket, and Tensioner Replacement (See: Timing Chain\Service and Repair). Always use new cylinder head bolts. The two bolts are located in front of the timing chain. 8 turbo engine. 50 N-m (37 lb-ft). Find ARP High Performance Series Cylinder Head Bolt Kits 134-3609. supposedly it allows you to get away with more cylinder pressure. Photo 2/12 | cummins Head Bolt Tech How To remove Valve Covers A certain amount of leeway is built into almost every factory part. 0 Remove RH Head Gasket. Use the following procedure: 1. Torque the 12-point polygon socket head cylinder head bolts to 4. Refer to the 16V Cylinder Head and Head Gasket Removal and Installation procedure for the correct sequence. The following pics show several tools for removing cylinder head studs from a Model A Ford cast iron engine block (or other castings) without damaging the stud, the block, or its threads. This method is at its best, both a prevention and quick fix to hopefully saying goodbye to a damaged head gasket right away. Remove cylinder head Using a 10 mm bi-hexagon wrench, uniformly loosen and remove the 14 cylinder head bolts, in several passes, in the sequence shown. On assembly, apply fresh engine oil to the washers, threads and flanges of each large cylinder head bolt. To avoid damage, unplug the wiring connectors carefully while holding the connector portion. The 16V tightening sequence is slightly different than the sequence for the 8V heads. Discard the bolts. Remove the 10 cylinder head bolts and plate washers. Working from the flywheel end, remove the cylinder heads one after the. Over 6,000 Automotive Torque Specs. Then all you need is a 10mm to remove the rocker arms, pull out the pushrods, and remove the 10mm and 15mm head bolts. Later model aluminum Japanese cylinder heads like Toyota, Mazda, Isuzu and even the 4 cylinder and V6 aluminum American cylinder heads from Ford, Chrysler and GM use torque to yield head bolts that must be replaced. Above is the torque sequence for the B2200 cylinder head. Factory replacement Head Bolt Set. Tightening. Cylinder Head Bolts Tighten all to 66ft. lbs (60 N-m) in the order shown in illustration. You will need both inch and foot pound torque wrenches as well as a torque angle gauge. Although bolt boss measurement was correct for years, AERA members have reported that the OEM. Step 5: Remove the cylinder head. 2001 Jeep Wrangler Cylinder Head Removal and Installation. Install remaining head bolts finger tight. Remove stator plate. Remove the front gear housing. CAUTION: Head warpage or cracking could result from removing bolts in an incorrect order. Failure to do so may result in head warpage. If the bolts will not tighten, the block is faulty as well. Head Stud Removal Tools. • Be careful not to scratch the mating surface of cylinder block and cylinder head. Repairs Index. Power Port® A460 Aluminum Cylinder Heads After cleaning the head bolt hole threads, carefully remove the paper towels from the cylinders and discard. Tighten the M11 cylinder head bolts (1-10) a final pass to 70 degrees using J 45059. Also, for example on a 235 Chevy 6, the torque spec for the head bolts is 90-95 ft lbs, so what I do is I torque the head in increments, starting at 30-35 ft lb. On assembly, apply fresh engine oil to the washers, threads and flanges of each large cylinder head bolt. Starting at top center, tighten all cylinder head bolts to 50 foot-pounds in sequence (Figure 16-2). I used stickey notes. Over 6,000 Automotive Torque Specs. Tighten the cylinder head bolts in the sequence shown, following this 4 step torque plus angle method. In a numerical sequence, tighten bolts 1 through 26 to a torque of 450 ± 15 N·m (330 ± 11 lb ft). Place the head gasket over dowels with the bead up. are they the same? Prolly so but jus wonderin' thanks, ol'. EZ Read simple diagram of the Small Block Chevy Cylinder Head Torque Sequence. ) Remove the two bolts in front of the head before the other head bolts are removed. Cylinder Head Bolt Installation Torque Wrench Method. (1) Position cylinder head gaskets on cylinder block (6010). Fit head gasket. Cylinder Head Removal NOTE: Use fender covers to avoid damaging painted surfaces. Pay close attention to cylinder head seal; replacement part number must be legible. Perkins Cylinder Head bolts Then installed head ant torqued the bolts in proper sequence. Head bolts do not have to go back in the same holes that they came out of. 3L V6 S10 truck. I like to remove and install the head with the intake manifold attached. Loosen the clamp on the y-pipe outlet. Install 8 remaining head bolts finger tight. Re: 89 22re cylinder head removal « Reply #2 on: Feb 02, 2011, 07:12:35 PM » once the distributor is removed you can remove the 3 - 14mm bolts from the bracket holding the pwr steering to the side of the head. Tightening torque 11 12 8AZ. Ensure there is no oil in the bolt holes or the block can crack under hydraulic pressure as you tighten the bolts. Tighten cylinder head screws (bolts) 22 to 24 foot pounds torque, and after complete assembly and engine is run in, retorque head screws (bolts). Cylinder head bolts may be re-used provided they pass one of the following tests. The video specifically shows how to torque down the head bolts after the threads are coated with a light layer of engine oil. Inspect the condition of cylinder head bolts (1) and (2). Generally, cylinder head bolts attach the cylinder head to the cylinder block of an internal combustion engine. Tighten Cylinder Head Bolts down evenly by hand. Intake valve push rods are aluminum. Remove the cylinder head. Cylinder head bolt nominal length mm. 0l How To Torque Cylinder Head Bolts. Cold-formed to ensure molecular integrity and heat treated prior to thread rolling and machining. 40 N-m (29 lb-ft). Make sure you number the bolts in the right sequence. Uniformly loosen and remove the 10 cylinder head bolts, in several passes, in the sequence shown. This procedure has been. Stage 5 – tighten the bolts at the entrance of the cylinder head. A new cylinder head gasket must be used on refitting. • Tighten the cylinder head bolts to 44 ft. One quick question: Today I received the 12pt socket to remove the head bolts, put a 18" bar on it and tried. near original point between. Then you can remove the muffler. If using a new head gasket: 1. Remove the two (2) bolts on the y-pipe support hanger bracket. There are two key pieces of information with each torque specification: the sequential order for tightening the set of bolts and the amount to tighten the bolts. I didn't find any mention of torque sequence or pattern so must not. Back off one cylinder head bolt at a time, in the same sequence as assembly, applying oil under the cylinder head bolt and retorquing the cylinder head bolts to the manufacturer's specifications. THE FASTENERS, HOWEVER, MUST BE TORQUED PRIOR TO THE LOCTITE SETTING UP. In a numerical sequence, tighten bolts 1 through 26 to a torque of 450 ± 15 N·m (330 ± 11 lb ft). Fel-Pro gaskets has a great little booklet that provides that information for just about any engine ever made. Re: Removing Cylinder head from 350 Mercruiser don't forget to mark the distributor before taking it out of the intake to save time during installation and be sure to remove and install the head bolts in sequence. Loosen each bolt about 1/3 turn each time. Remove the lifting hooks from the cylinder head. If a bolt makes any noise while you are torquing it, loosen the bolt and retighten it from the first step. 0L engine should always be assembled using new cylinder head bolts. Generally, cylinder head bolts attach the cylinder head to the cylinder block of an internal combustion engine. Be sure that the surface of the block and the surface of the head are thoroughly cleaned to remove any oily film before installation. The CB750 is the only SOHC/4 model with a dry sump. 10 21-175 1 9 3 7 6 5 4 8 2 S2103079 NOTE: Bolt-slackening sequence. Use ONLY 6V4876 lube on the bolt threads and underside of the bolt heads. First off, working under the car with limited lighting was a hassle. GROUP 11D ENGINE OVERHAUL <4G63-Turbo> match the numbers in the component part drawing and indicate the removal sequence. cylinder head removal tools. plug threads to prevent galling in the cylinder head, and torque to 10 ft. ft Step 2 = repeat Step 1 Step 3 (1/2 inch bolts only) = 110 Nm, 80 lb. Use a bottoming tap to clean the bolt holes and remove all debris from the hole. Polaris Industries Inc. Engine Specs. The 16V tightening sequence is slightly different than the sequence for the 8V heads. Advertisements Zinc. Cylinder head, installing Note: Pocket holes in engine block for cylinder head bolts. Clean threads and seating surfaces of bolts. Note: Graphics show intermediate lever, intake and exhaust camshaft. Tighten cylinder head screws (bolts) 22 to 24 foot pounds torque, and after complete assembly and engine is run in, retorque head screws (bolts). When changing gaskets can you reuse original head bolts? I'm installing new head gaskets and want to know if I can use the same head bolts or do I need to get new bolts. If the bolts are torqued using the torque turn method, meaning they are torqued to a certain torque then an additional number of degrees then they should be replaced every time. Fel-Pro gaskets has a great little booklet that provides that information for just about any engine ever made. If using a new head gasket: 1. Tighten Short Bolts. Remove the 10 cylinder head bolts and plate washers. Machine at right angles to the existing stud hole/bolt hole, not the bottom of the head. A long-bolt or through-bolt engine is an internal combustion piston engine where, following usual practice, the cylinder head is held down by bolts or studs. Bolt and block threads should always be cleaned before installation. Attach a suitable lifting device to the cylinder head. Remove the cylinder head gastket and clean the mating surfaces. It is a 9/16" hex head bolt just like the other three. I have managed to find the torque specs but the site I found them on does not list the order they should be removed or. Cylinder head bolts are toque-to-yield bolts designed to be permanently elongated beyond the state of elasticity when torqued, so if the bolts are removed and reused, it may cause the bolts to break or fail to maintain clamping force. This is the Head Bolt Torque Sequence (Pattern) for the Mark IV Big Blocks, Rat. Then all you need is a 10mm to remove the rocker arms, pull out the pushrods, and remove the 10mm and 15mm head bolts. The 4 corners are the only intake bolts that have a bottom in them. Head bolt torque: For older style 10mm head bolts : 35 - 45 - 45 - and a 1/4 turn. Once you have removed the front cam shaft plug, remove the 3 bolts that hold on the cam shaft pulley. Note: Graphics show intermediate lever, intake and exhaust camshaft. External cylinder head gasket leakage, M99- 9-3 and 9-5 models with 4 cylinder engine To address an external oil or coolant leak from the cylinder head gasket when no engine overheating or other running complaints have occurred, it is only necessary to retorque the cylinder head bolts. Heads can warp by using improper removal techniques! Also, never tear down a hot engine (gotta be overnight cold) if you plan on putting it back together. Loosen bolts in reverse of order shown. Tighten the center head bolts. Kia Rio: Head Bolt. Disassembly. Be sure that the surface of the block and the surface of the head are thoroughly cleaned to remove any oily film before installation. One of the challenges of current staffing practices for college writing courses in my institutions is the sometimes last-minute assignment of multiple course preparations, additional sections, or new preparations that instructors can receive due to fluctuation in enrollments or inaccurate curricular planning. Loosen the 10 bolts 180°. Apply sealant to the gasket and do not reuse the old cylinder head gasket. Fit head gasket. plug threads to prevent galling in the cylinder head, and torque to 10 ft.