Camshaft Installation Note

WARNING: This page is about a different variant/trim than selected.

Apply the gear oil (SAE No. 90 or equivalent) to each journal of the cylinder head as shown in the illustration.
Set the cam position of No. 1 cylinder at the top dead center (TDC) and install the camshaft.

Fig 1: Cylinder Head Journal
Courtesy of MAZDA MOTORS CORP.
Apply the gear oil (SAE No. 90 or equivalent) to each journal of the camshaft as shown in the illustration.
Temporarily tighten the camshaft cap bolts evenly in 2-3 steps.
Tighten the camshaft cap bolts in the order shown in the following two steps.

Fig 2: Camshaft Journal
Courtesy of MAZDA MOTORS CORP.

Tightening torque
1. 5.0-9.0 N.m {51-91 kgf.cm, 45-79 in.lbf}
2. 14-17 N.m {1.5-1.7 kgf.m, 11-12 ft.lbf}
  
  Fig 3: Camshaft Cap Bolts Tightening Sequence
  Courtesy of MAZDA MOTORS CORP.