TM 5-3805-281-24-2
Cylinder Block, Liners, Pistons, and Rods
IMPORTANT: ALWAYS measure liners at room
temperature.
3. Measure liner bore parallel to piston pin at top end of
ring travel (A).
4. Measure bore in same position at bottom end of ring
travel (B).
5. Measure bore at right angle to piston pin at top end of
ring travel (C).
6. Measure bore in same position at bottom end of ring
travel (D).
7. Compare measurements A, B, C, and D to determine if
liner is tapered or out-of-round.
Measuring Cylinder Liners
8. Compare liner I.D. with matched piston O.D.
Cylinder Liner--Specification
ID ........................................................................... 115.865--115.895 mm
(4.5616--4.5628 in.)
Maximum Out-of-Round ......................................... 0.051 mm (0.0020 in.)
Cylinder Liner in Ring Travel Area--Specification
Wear ....................................................... 0.051 mm (0.0020 in.) maximum
Piston-to-Liner--Specification
New Part Clearance ...................................................... 0.076--0.124 mm
(0.0030--0.0049 in.)
Maximum Clearance............................................... 0.152 mm (0.0060 in.)
Replace piston and liners (as a set) if they exceed wear
specifications given.
RG,RG34710,1125
1923OCT972/2
11-165
