Usage:
(1) Clearance between top ring and groove ... .0030 to .0055 in.(0.076 to 0.140 mm)
Replacement needed at ... .011 in.(0.28 mm)
Maximum permissible clearance ... .014 in.(0.36 mm)
(2) Clearance between oil ring and groove ... .0015 to .0035 in.(0.038 to 0.089 mm)
Replacement needed at ... .006 in.(0.15 mm)
Maximum permissible clearance ... .008 in.(0.20 mm)
(3) Bore in piston for pin ... 1.5005 to 1.5009 in.(38.113 to 38.123 mm)
Maximum permissible clearance between piston pin and bore in piston ... .003 in.(0.08 mm)
Clearance between ends of piston ring, installed in the part of the cylinder bore that has no wear.
(4) Top ring:
Clearance between ends of piston ring ... .0225 ± .0075 in.(0.572 ± 0.191 mm)
Ring needs replacement when clearance is ... .045 in.(1.14 mm)
Maximum permissible clearance (replacement of ring necessary) ... .055 in.(1.40 mm)
(5) Oil ring:
Clearance between ends of piston ring ... .020 ± .010 in.(0.51 ± 0.25 mm)
Ring needs replacement when clearance is ... .038 in.(0.97 mm)
Maximum permissible clearance (replacement of ring necessary) ... .045 in.(1.14 mm)