mazda Workshop Repair Guides

Mazda Workshop Service and Repair Manuals

Piston Ring, Engine|Specifications|Page 986 > < Piston Pin, Engine|Service and Repair
Page 1
background image

Piston Ring: Specifications

Piston Ring-to-Ring Groove Clearance 

Standard clearance

Top:  0.0430 - 0.075 mm (0.0016 - 0.0029 inch) 
Second: 0.0430 - 0.085 mm (0.00106 - 0.0033 inch) 
Maximum clearance: 0.510 mm (0.0039 inch) 

Piston Ring End Gap 

Standard End Gap

Top: 0.510 - 0.25 mm (0.004 - 0.009 inch) 
Second: 0.27 - 0.42 mm (0.011 - 0.016 inch) 
Oil (rail): 0.15 - 0.65 mm (0.006 - 0.025 inch) 

Maximum end gap

Top: 0.550 mm (0.019 inch) 
Second: 0.65 mm (0.025 inch) 
Oil (rail): 0.590 mm (0.035 inch) 

Piston Ring, Engine|Specifications|Page 986 > < Piston Pin, Engine|Service and Repair