Camshaft Assembly Note

As shown in the figure, apply gear oil (SAE No. 90 or equivalent) or engine oil to the center area of each journal of the cylinder head.
CAUTION:
- Apply 0.05 ml (0.05 cc, 0.003 in³ ) or less of oil to journal No. 6.
Fig 1: Applying Gear Oil/Engine Oil To Center Area Of Journal Of Cylinder Head
Courtesy of MAZDA MOTORS CORP.
Apply gear oil (SAE No. 90 or equivalent) or engine oil to the following locations of each camshaft.
- Thrust surface of front journal
As shown in the figure, align the cam position of cylinder No. 1 around top dead center (TDC) and place the camshafts on the cylinder head.

Fig 2: Identifying Camshafts On Cylinder Head
Courtesy of MAZDA MOTORS CORP.
As shown in the figure, apply gear oil (SAE No. 90 or equivalent) or engine oil to the center area of each journal of the camshaft.

Fig 3: Applying Gear Oil/Engine Oil To Center Area Of Journal Of Camshaft
Courtesy of MAZDA MOTORS CORP.
Apply adhesive agent (Loctite 962T) around journal No. 6 of the cylinder head or the exhaust-side rear camshaft cap.
CAUTION:
- Verify that there is no adhesive agent on the journal.
Adhesive agent bead width

0.5-1.5 mm {0.02-0.05 in}
Install the camshaft caps in the marked number order, and temporarily tighten the camshaft cap Bolts in two or three passes evenly.

Fig 4: Identifying Cylinder Head Around Journal No. 6 And Exhaust-Side Rear Camshaft Cap
Courtesy of MAZDA MOTORS CORP.
Tighten the camshaft cap Bolts in two steps in the order shown in the figure.

Fig 5: Camshaft Cap Bolt Tightening Sequence
Courtesy of MAZDA MOTORS CORP.

Tightening torque

Step 1: 3.0-6.0 N.m {31-61 kgf.cm, 27-53 in.lbf}

Step 2: 8-11 N.m {82-112 kgf.cm, 71-97 in.lbf}