Using triple square wrench, uniformly loosen and remove the 10 cylinder head bolts, in several passes, in the sequence shown. Remove the cylinder head screws in the order of (14, 18) to (1), and remove the cylinder head. Remove the 10 cylinder head bolts and plate washers. Refer to CAMSHAFT, ENGINE, REMOVAL . To avoid damaging the cylinder head, wait until the engine coolant temperature drops below 38°C (100°F) before loosening the cylinder head bolts. - Follow sequence for loosening cylinder head bolts. 19 Remove the cylinder head and manifolds. 1. Starting at top center, tighten all cylinder head bolts to 50 foot-pounds in sequence (Figure 16-2). Cylinder head cover removal. 7.18 Cylinder head bolt removal sequence. remove the cylinder head. 47. c. Install the plate washer to the cylinder head bolt. I am an old timer and had a 1969 SS 396 that subsequently Remove spark plugs to allow easy turning of crankshaft To adjust both valves for each cylinder do cylinders one at a time in firing order. Pretty sure there is a tightening sequence and a torque (probably in inch pounds) call out. Remove and discard the cylinder head gasket. Remove the cylinder head gasket and O-ring. 18. b. SOHC cylinder head bolt torque sequence. - Remove cylinder head. Loosen the pipe band, and remove the water return pipe. To avoid damage, unplug the wiring connectors carefully while holding the connector portion. m (200 ± 11 lb ft). Remove engine coolant thermostat housing. Cylinder head warpage or cracking could result from removing in incorrect order. Loosen all of the cylinder head bolts gradually and in the sequence shown. 16. Although many of the cylinder head’s components can be serviced without removing the head, removal is necessary to service the valves. (a) Place the cylinder head on the cylinder head gasket. In sequence, torque all bolts. Fig 20: Cylinder Head Retaining Bolt Removal Sequence - Left Courtesy of CHRYSLER GROUP, LLC 40.Remove the left camshafts. Torque the bolts to 18 lb.-ft. (24.5 Nm). Remove the cylinder head gasket. 1. Because optional and accessory equipment varies with the engine application, this procedure covers only the basic engine. Remove cylinder head gasket. CYLINDER HEAD BOLT TIGHTENING SEQUENCE: INTAKE SIDE 8 4 1 5 9 7 3 2 6 10 EXHAUST SIDE In sequence, torque the cylinder head bolts. Removal and Cleaning of Cylinder Head. In a numerical sequence, tighten bolts 1 … (1) Apply a light coat of engine oil to the threads of the cylinder head bolts. a. REMOVE CYLINDER HEAD (a) Using SST, uniformly loosen and remove the ten cylinder head bolts in several passes in the sequence shown. Loosen the 10 bolts 90°. NOTE: If the rocker arms are to be reused, identify their positions so that they can be reassembled into their original locations. Big Block Chevrolet Head Bolt Torque Sequence. Remove the fuel injector harness assembly. - Tighten cylinder head bolts in four stage sequence as shown. It is responsible for sealing the combustion chambers, the oil passages and the coolant away from each other. On the front cylinder head, loosen and then re-torque each rocker shaft bridge bolt again one at a time in the sequence shown in Fig. HINT: • The cylinder head bolts are tightened in 2 successive steps (steps (*1) and (*2)). Refer to "1.22.1 Rocker Arm Removal". Another EZ Read reference. Remove the charge-air intake manifold. Posted by norry 123 on Jan 10, 2010. Repeat the procedure, retightening all cylinder head bolts to 65 foot-pounds. 4. 33. Remove the 10 cylinder head bolts and plate washers. 06-21-2009, 08:38 AM. 46. kaos95. The cylinder head gasket seals the seam between the top component of the engine, the cylinder head, and the bottom end, cylinder block or crankcase. 17. 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. Removing and install cylinder head with a second person helping. m (87 ± 4 lb ft). Hey all, this is a video of how to remove & reinstall cylinder heads on an LS engine. (b) Remove the ten plate washers. 3.Loosen the camshaft bearing cap bolts in the sequence shown in illustration. Using a 10 mm bi–hexagon wrench, uniformly loosen and remove the 10 cylinder head bolts, in several passes, in the sequence shown, and remove the 10 cylinder head bolts and 10 plate washers. (44 N-m). Remove the cylinder head bolts. Apply a light coat of engine oil on the threads and washer face of the cylinder head bolts. 3. 2. 41.Remove the rocker arms. a. Using the sequence shown, remove the cylinder head bolts and remove the cylinder head(s). 09 - Engine/Cylinder Head/ROCKER ARM, Valve - Removal) NOTE: It is not necessary to remove the exhaust manifolds to remove the cylinder heads. Note: It is NOT necessary to re-torque cylinder head bolts after the first 1,000 km (600 mi). Do not rest cylinder head on sealing surface. 4.Remove the camshaft bearing caps and the camshafts. NOTE: When the camshaft is removed the rocker arms may slide downward, mark the rocker arms before removing the camshaft. Install cylinder head bolts. Motors or what ever you might lovingly call the motor. Weight of cylinder head with add-on parts is approx. (c) Lift the cylinder head from the dowels on the cylinder block Be sure that the surface of the block and the surface of the head are thoroughly cleaned to remove any oily film before installation. Removal of cylinder head. Torque bolts (1 through 38) in three steps as follows: a. Refitting 20 Before installing the cylinder head, make sure that the mating surfaces of head and block are perfectly clean with the head locating dowels in position. Head warpage or cracking could result from removing bolts in an incorrect order. Using triple square wrench, uniformly loosen and remove the 10 cylinder head bolts, in several passes, in the sequence shown. - Remove guide pins using removal tool from 3070 and install cylinder head bolts. Mark the valve bridges and pushrods in order of removal. On the rear cylinder head, loosen and then torque each rocker shaft bridge bolt one at a time in the sequence … Clean the bolt holes free from oil. c. Loosen the terminal nuts alternately to remove. Notice: Use extreme care when removing the cylinder head to prevent any engine oil, dirt, or coolant from entering the engine. DOHC Cylinder Head Bolt Installation 1. 40 kg. • If any cylinder head bolts are broken or deformed, replace them. If the engine is equipped with accessories that affect cylinder head removal, note the mounting details of each to assure correct installation at reassembly. 3. If the crankshaft did not move and is at Top Dead Center at #1 cylinder timing mark, adjust intake and exhaust valves of # one cylinder 1 ½ or1 3/4 turns tighter after 0 lash (no gap between rocker arm and end of valve) is achieved. 45. d. Remove the leak-off pipe. Remove the ten cylinder head bolts in sequence as shown. Want Answer 0. Install the cylinder head, using care not to damage the O-ring. Remove the cylinder head with the intake manifold and the exhaust manifold attached. Attention! Remove the cylinder head cover. CYLINDER HEAD > CAMSHAFT, ENGINE > REMOVAL > RIGHT Printer Friendly View Page 3 of 12 Cylinder head what is the sequence to remove and replace a cylinder head on a vauxhall combo van 1996 17D please ignore the car selection as vauxhall is not on the list to select from. Comparing Figure 16-3 and Figure 16-4 the difference in spark plug arrangement can be seen. - Install cylinder head, thread in 8 remaining cylinder head bolts and tighten by hand. Clean the bolt threads and the bolt holes in the cylinder block. Release cylinder head bolts in sequence 6 to 1 with special tool 11 8 580. Clicking this will make more experts see the question and we will remind you when it gets answered. b. Remove the rocker arm assembly. Torque: 33 ft.lbs. EZ Read simple diagram of the Big Block Chevy Cylinder Head Torque Sequence. ... (J-45390), install the 38 cylinder head bolts into the cylinder head using the torque sequence shown below. Remove the intake manifold bolts (1) intake manifold (2). 200 … SST 09205–16010 NOTICE: Cylinder head warpage or cracking could result from removing bolts in incorrect order. Cylinder Head Removal NOTE: Use fender covers to avoid damaging painted surfaces. Remove the 14 plate washers. NOTICE: Be careful not to drop washers into the cylinder head. REMOVE CYLINDER HEAD SUB−ASSY. Remove the engine trim covers to gain access to the high-pressure fuel lines. Torque: 50 Nm (37 ft-lbs) In sequence, turn each bolt an additional 90 degrees. Remove the 10 cylinder head bolts and plate washers. 2 Removal of the DD13 Cylinder Head 6 All information subject to change without notice. (b) Install the 8 cylinder head bolts. Using a 10 mm bi−hexagon wrench, uniformly loosen the 10 bolts in the sequence shown in the illustration. This is the Head Bolt Torque Sequence (Pattern) for the Mark IV Big Blocks, Rat . Cylinder Head I. e. Rotate the crankshaft to make the No.1 cylinder meet the compression top dead center (TDC). The timing belt stripped out taking out 1 or more valves (can't tell how many until I get the stupid head off). Consult a service manual for specific procedures, if necessary. If necessary, install oil tube assembly (dipstick) … Note: Verify that all hose and line connections to engine, transmission and body have been disconnected. d. Using a 12-point socket, install and uniformly tighten the (8) 12-point bolts in several passes, in the sequence shown in the illustration (Figure 1). (Power steering pump, Tensioner, coolant lines , etc) ... ( they will come out with the head) Remove ground wires and anything bolted to the front and rear of the heads . Install cylinder head gasket Cylinder head, installing Note: Pocket holes in engine block for cylinder head bolts Note: Graphics show intermediate lever, intake and exhaust camshaft. Head warpage or cracking could result from removing bolts in an incorrect order. Refer to "1.1.1 Removal of Cylinder Head Cover". - Remove cylinder head cover 15-1, Cylinder head cover, removing and installing . Loosen the 10 bolts 180°. Inspect and clean the cylinder head (2) mating surface. (When reassembling) Replace the head gasket with a new one. Remove the cylinder head cover. 15. Notice: There are 2 timing marks on the crankshaft pulley. To avoid erroneous tightening of the bolts, clean the bolt holes sufficiently by blowing with compressed air to eliminate engine coolant etc. Remove the cylinder head and place on a suitable base. 2. Does anyone have a good resource online on how to remove the cylinder head of a 2004 Chevy Aveo? Torque: 30 Nm (22 ft-lbs). Remove cylinder head sub–assy. CYLINDER HEAD REMOVAL AND INSTALLATION NOTE: Cylinder head removal and installation is the same as for original equipment cylinder heads. Step 1 Twist the wing nut at the center of the top of the air-cleaner assembly in a counterclockwise direction to remove it, then lift … , install the 38 cylinder head bolts and plate washers: a inspect and clean the bolt holes in cylinder... 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