Piston Ring Gap and Groove Clearances
Number Of Rings Per Piston 3Compression Rings 2
Oil Ring 1
Compression Ring Type:
No.1 Barrel Type, Steel
No.2 Taper Type, Special Cast Iron
Oil Ring Type 3-Piece Type
Ring End Gap:
No.1:
Specification 0.30 - 0.45 mm (0.0118 - 0.0177 inch)
Limit 0.8 mm (0.031 inch)
No.2:
Specification 0.45 - 0.60 mm (0.0175 - 0.0234 inch)
Limit 0.8 mm (0.031 inch)
Oil Ring Side Rail:
Specification 0.2 - 0.6 mm (0.0175 - 0.0234 inch)
Limit 1.0 mm (0.039 inch)
Ring Side Clearance:
No.1:
Specification 0.03 - 0.97 mm (0.0012 - 0.0037 inch)
Limit 0.1 mm (0.004 inch)
No.2:
Specification 0.02 - 0.06 mm (0.0008 - 0.0024 inch)
Limit 0.1 mm (0.004 inch)
Rings For Service:
0.25 mm (0.010 inch), 0.50 mm (0.020 inch)
0.75 mm (0.030 inch), 1.00 mm (0.039 inch)
Oversize