mazda Workshop Repair Guides

Mazda Workshop Service and Repair Manuals

Cylinder Head Assembly > < Engine - Tapping Noise When Cold|Page 1182
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Piston Ring: Specifications

SPECIFICATIONS

Piston Ring

Piston Ring-To-Ring Groove Clearance

Top ................................................................................................................................................................  0.020 - 0.065 mm (0.008 - 0.0025 inch)
Second .........................................................................................................................................................  0.030 - 0.065 mm (0.0012 - 0.0025 inch)
Oil ...................................................................................................................................................................  0.07 - 0.16 mm (0.0028 - 0.0062 inch)
Maximum .................................................................................................................................................................................  0.15 mm (0.0059 inch)

End Gap (measured in cylinder)

Top ..................................................................................................................................................................  0.15 - 0.30 mm (0.0060 - 0.0118 inch)
Second .............................................................................................................................................................  0.25 - 0.40 mm (0.0099 - 0.0157 inch)
Oil (rail) ..........................................................................................................................................................  0.20 - 0.70 mm (0.0079 - 0.0275 inch)
Maximum ...................................................................................................................................................................................  1.0 mm (0.0394 inch)

Cylinder Head Assembly > < Engine - Tapping Noise When Cold|Page 1182