Honda CB400T Shop Manual page 75

HONDA
C B 4 0 0 T
Insert each piston ring into the cylinder and
inspect the end gap.
SERVICE LIMIT:
TOP: 0.60 mm (0.024 in.)
SECOND: 0.60 mm (0.024 in.)
O I L (Side rail): 1.10 mm 10.043 in.)
STANDARD END GAP:
TOP: 0.2-0.4 mm (0.008-0.016 in.)
SECOND: 0.2-0.4 mm (0.008-0.016 in.)
O I L (Side rail):
0.2-0.9 mm 10.008-0.035 in.)
Measure the piston O.D. at the skirt.
NOTE
Measurements should be taken 7 mm
(0.28 in.) from the bottom.
Calculate the cylinder-to-piston clearance.
SERVICE LIMIT: 0.1 mm-(0.004 in.)
Inspect the piston pin hole 1.D
O.D. SERVICE LIMIT:
70.40 mm
I.D. SERVICE LIMIT:
17.04 mm
(0.671 in.)
7-4
Date of Issue: September, 1977
O HONDA MOTOR CO.. LTD.