Camshaft Sprocket Installation

NOTE: Keep the cam chain away from magnetic fields.

Install the cam chain to the camshaft sprocket by aligning the reference mark (A), then install the camshaft sprocket on the camshaft.

Fig 1: Locating Reference Mark Cam Of Chain And Camshaft Sprocket
Courtesy of AMERICAN HONDA MOTOR CO., INC.
Hold the camshaft with a 27 mm open-end wrench, then tighten the bolt.
Specified Torque: 56 N.m (5.7 kgf.m, 41 lbf.ft)

Fig 2: Holding Camshaft With 27 mm Open-End Wrench, Then Tighten Bolt
Courtesy of AMERICAN HONDA MOTOR CO., INC.
Apply new engine oil to the slider surface of the cam chain tensioner slider through the oil return hole in the cylinder head.

Fig 3: Applying Engine Oil To Slider Surface Of Cam Chain Tensioner Slider Through Oil Return Hole In Cylinder Head
Courtesy of AMERICAN HONDA MOTOR CO., INC.
Hold the crankshaft pulley, and set the socket wrench (A) on the camshaft sprocket bolt.

Fig 4: Setting Socket Wrench On Camshaft Sprocket Bolt With Torque Specifications
Courtesy of AMERICAN HONDA MOTOR CO., INC.
Turn the camshaft clockwise to compress the cam chain tensioner, then remove the 6 x 1.0 mm bolt (B).
NOTE:
- The turning torque should not exceed 56 N.m (5.7 kgf.m, 41 lbf.ft) when turning the camshaft.
- Do not turn the camshaft counterclockwise.
Install the maintenance bolt (C) with a new washer (D).
Install the new cylinder head plug.

Fig 5: Installing Cylinder Head Plug
Courtesy of AMERICAN HONDA MOTOR CO., INC.
Install the cylinder head cover (see CYLINDER HEAD COVER INSTALLATION ).