TM 5-3805-281-24-2
Cylinder Block, Liners, Pistons, and Rods
ITEM
SPECIFICATION
WEAR LIMIT
Upper Bore Diameter in Block for Seating Liners ......................................
129.155--129.205 mm (5.085--5.087 in.)
_____
Lower Bore Diameter in Block for Seating Liners ......................................
125.133--125.183 mm (4.9265--4.9285
_____
in.)
Liner-to-Block Clearance at Upper Bore .....................................................
0.026--0.126 mm (0.001--0.005 in.)
_____
Liner-to-Block Clearance at Lower Bore .....................................................
0.012--0.140 mm (0.0005--0.0055 in.)
_____
Liner Shim Thickness ..................................................................................
0.05 mm (0.002 in.)
_____
Piston Pin O.D. ............................................................................................
47.60--47 61 in.) (1.8739--1.8745 in.)
_____
Piston Pin Bore I.D. in Piston .....................................................................
47.620--47.630 mm (1.9748--1.8752 in.)
_____
Rod Pin Bushing I.D. (After Honing) ...........................................................
47.655--47.681 mm (1.8762--1.8772 in.)
_____
Rod Pin Bore Diameter Without Bushing ...................................................
52.354--52.380 mm (2.0612--2.0622 in.)
_____
Rod Pin-to-Bushing Oil Clearance ..............................................................
0.042--0.084 mm (0.0017--0.0033 in.)
0.102 mm
(0.0040 in.)
Rod-to-Pin Bushing Press Fit Specification ................................................
0.084--0.147 mm (0.0033--0.0058 in.)
_____
Connecting Rod Bore Without Bearings .....................................................
81.051--81.077 mm (3.191--3.192 in.)
_____
Connecting Rod Bearing Assembled I.D. ...................................................
76.21--76.26 mm (3.0004--3.0024 in.)
_____
Crankshaft Rod Journal O.D. ......................................................................
76.149--76.175 mm (2.9980--2.9990 in.)
_____
Rod Bearing-to-Journal Clearance ..............................................................
0.030--0.110 mm (0.0012--0.0044 in.)
_____
Connecting Rod Cap End Gap ...........................................................................................................................................
0.254 mm
(0.0100 in.)
Connecting Rod Out-of-Round ............................................................................................................................................
0.025mm
(0.0010 in.)
Centerline of Main Bearing Bore-to-Top Deck of Cylinder Block ...............
352.35--352.50 mm (13.872--13.878 in.)
_____
Camshaft Bushing Bore in Block
Maximum Runout of Camshaft Bushing
0.038 (0.0015 in.)
Bore in Block ...............................................................................................
New Camshaft Bushing-to-Journal Clearance ............................................
0.063--0.115 mm (0.0025--0.0045 in.)
_____
Camshaft Bushing I.D. ................................................................................
67.076--67.102 mm (2.6408--2.6418 in.)
_____
Cylinder Block Top Deck Maximum Out-of-Flat .........................................
0.100 mm (0.004 in.)
_____
Cylinder Block Top Deck
0.025 mm (0.001 in.)
_____
Straightness Per Any 305 mm (12.0 in.) Length ........................................
Centerline of Connecting Rod Pin
222.20--222.30 mm (8.748--8.752 in.)
_____
Journal-to-Centerline of Piston Pin Bore ....................................................
Continued on next page
RG,RG34710,1111
1923OCT972/3
11-144
