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Home >> Mazda >> 2012 >> 6 i Touring >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 4 (Engine Mechanical (Service Information MZI 3.7 V6)) >> Valve Clearance Inspection/Adjustment >> Valve Clearance Adjustment

Valve Clearance Adjustment

WARNING: This page is about a different variant/trim than selected.
  1. Follow the cylinder head gasket replacement procedure and remove the camshafts and camshaft sprocket as a single unit. (See CYLINDER HEAD GASKET REPLACEMENT .)
  2. Remove the tappet.
  3. Install an appropriate tappet based on the results of the valve clearance inspection.
    • Selected tappet = Removed tappet thickness + Measured valve clearance - Standard valve clearance

    Standard valve clearance [Engine cold] 

    • IN: 0.150-0.250 mm {0.00591-0.00984 in}
    • EX: 0.300-0.400 mm {0.0119-0.0157 in}
  4. Install in the reverse order of removal.