Cam and Crank

Cam and Crank

<p> Cam and Crank</p><p>Install camshaft drive gear (4) on the camshaft so the "C" marks on both camshaft drive gear (4) and crankshaft drive gear (3) are in alignment. Install the bolts that hold camshaft gear drive (4) on the camshaft. Tighten them to a torque of 55 ± 7 N·m (41 ± 5 lb.ft.). Adjust Overhead</p><p>No. 1 piston at top center (TC) on the compression stroke is the starting point for all timing procedures. </p><p>1. Remove the valve cover.</p><p>2. Remove plug (1). 3. Remove the starter motor and install 5P7307 Engine Turning Tool Group.</p><p>4. Turn the flywheel clockwise approximately 60°.</p><p>5. Now turn the flywheel counterclockwise until a 3/8"- 16 NC bolt (2) can be put through hole (3) and installed in the timing bolt hole in the flywheel.</p><p>6. Look at the valves for No. 1 cylinder (the two valves at the front of the engine). The intake valve and exhaust valve for No. 1 cylinder must be closed. If they are closed, you will be able to move both rocker arms up and down by hand.</p><p>7. If the intake valve and exhaust valve for No. 1 cylinder are not close, remove bolt (2). Turn the crankshaft counterclockwise 360° and install bolt (2). Both valves are now closed. This is top center (TC) compression position for No. 1 piston.</p><p>1. Put No. 1 piston at top center position. Make reference to Finding Top Center Compression Position For No 1. Piston. 2. Measure the intake valve clearance for No. 1 and No. 2 cylinders, and the exhaust valve clearance for No. 1 and No. 3 cylinders.</p><p>3. To adjust the valve clearance (1), loosen the locknut (4) and turn the adjustment screw (3) as needed to get the correct clearance. Then, hold the adjustment screw (3) with a screwdriver and tighten the locknut (4) to 32.5 ± 6.8 N·m ( 24.0 ± 5.0 lb ft). Check the valve clearance (1) again.</p><p>4. Remove the timing bolt and turn the flywheel 360° counterclockwise. Install the timing bolt again in the flywheel. Both valves for No. 4 cylinder will be close.</p><p>NOTE: If the flywheel is turned beyond the exact point to install the timing bolt, turn the flywheel clockwise carefully until the timing bolt can be installed. </p><p>5. Measure the intake valve clearance for No. 3 and No. 4 cylinders, and the exhaust valve clearance for No. 2 and the No. 4 cylinders. Adjust when necessary, as explained in Step 3.</p><p>6. Remove the timing bolt from the flywheel.</p>

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