Isuzu Workshop Service and Repair Manuals

Piston Ring: Specifications
Ring End Gap

Ring end gap 

Compression Ring 

1st ring 

Standard .....................................................................................................................................  0.300 mm - 0.400 mm (0.0118 inch - 0.0157 inch) 
Limit ........................................................................................................................................................................................  1.0 mm (0.0394 inch) 

2nd ring 

Standard .....................................................................................................................................  0.450 mm - 0.600 mm (0.0177 inch - 0.0236 inch) 
Limit ........................................................................................................................................................................................  1.2 mm (0.0472 inch) 

Oil ring 

Standard ...........................................................................................................................................  0.150 mm - 0.450 mm (0.0059 inch - 0.0177 inch) 
Limit .............................................................................................................................................................................................  1.05 mm (0.0413 inch)