Camshaft Installation

Apply molybdenum oil solution to the outer surface of each valve lifter.

install the sh<ms Install the shims and valve lifters into the valve lifter

3nd valve lifteis in bores. their original locations.

VALVE LIFTER

VALVE LIFTER

If the cam sprockets are removed, install the cam sprockets onto the camshafts.

• Install the intake cam sprocket with the timing mark (IN) facing outward and the No.1 cam lobes facing up and out as shown.

• Install the exhaust cam sprocket with the timing mark (EX) facing outward and the No.1 cam lobes facing up and out as shown.

NO.1 CYLINDER CAM LOBES

NO.1 CYLINDER CAM LOBES

/ hXHAUST CAM SPROCKET

INTAKE CAM SPROCKET

Clean the cam sprocket bolt and apply a locking agent to the threads.

Install the cam sprocket bolls.

BOLTS

BOLTS

Clean and apply a locking agent to the cam cam pulse generator rotor threads. Install the cam Install the cam pulse generator rotor and mounting pulse generator bolts. rotor with the No. 7 camshatr lobes facing up and the rotor "OUT" mark faring down as shown.

Turn the crankshaft clockwise and align the "T" mark on the ignition pulse generator rotor with the index mark on the right crankcase cover.

Apply molybdenum oil solution to the camshaft journals of the cylinder head and camshaft holder.

Install the cam chain over the cam sprockets and then install the intake and exhaust camshafts

• Install each camshaft to the correct locations. Note the identification marks.

"IN": Intake camshaft "EX": Exhaust camshaft

• Make sure the timing marks on the cam sprockets are facing outward and flush with the cylinder head upper surface as shown.

MARK

INDEX MARK

T" MARK

INTAKE CAMSHAFT

f TIMING

INTAKE CAMSHAFT

f TIMING

Coat new O-rings with oil and install them into the grooves in the camshaft holder.

Install the camshaft holder onto the camshafts.

Moke sure the dowel pins in the camshaft holder ihgn properly with the holes in the cylinder head.

Apply engine oil to the threads and seating surfaces of the camshaft holder bolts.

Install the 20 holder bolts with eight new washers as shown.

Finger tighten the bolls.

The camshaft holder have the numbers "1 through ?0mark on them.

Gradually tighten the #6, #5, #8, and #7 bolts (in that order) 1/4 lo 1/2 of a turn at a time to draw the holder down evenly until the clearance between the cylinder head and the holder is 2 - 3 mm all the way around.

If the holder tilts toward the #1 cylinder during this process, readjust bolts #6, #5, #8, and #7 as necessary to keep the holder level.

When the holder is parallel with the cylinder head, resume tightening the bolts in the sequence specified above.

Once the clearance is within 2-3 mm, begin tighten ing all the bolts in the proper numerical order (#1, #2, 1*3 #20) 1/4 turn at a time until the holder is fully seated against the cylinder head.

Install cam chain guide B and tighten the bolts.

> \ .a -

BOLTS

In case the cam sprockets were removed, tighten the (ja? ^ cam sprocket bolts to the specified torque. ¿ / v

Turn the crankshaft clockwise one full turn (360") and ^ tighten the other cam sprocket bolls.

CAM SPROCKET BOLTS

CAM SPROCKET BOLTS

In case the cam pulse generator rotor bolts were » CAM^L^ENERATORROTOR

removed, tighten the rotor bolts to the specified ^f^ MBE^^B^

Remove the stopper tool from the cam chain tension-cr lifter.

STOPPER TOOL

STOPPER TOOL

Install a new sealing washer and tighten the sealing boll.

Recheck the valve timing.

CAM CHAIN TENSIONER LIFTER

BOLT

CAM CHAIN TENSIONER LIFTER

SEALING WASHER

SEALING WASHER

Apply oil to the new O-ring and install it onto the cam pulse generator. M^'J

Install the cam pulse generator into the cylinder head.

Install and tighten the mounting bolt securely.

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