Engine specifications chart – Cub Cadet MTD P90 Series User Manual
Page 107
Crankshaft, piston and connecting rod
101
Engine specifications chart
Specification
Minimum
Maximum
Service Limit
in
mm
in
mm
in
mm
Bore
3.544”
90.01
3.544”
90.02
3.553”
90.25
Cylindricity
0.000”
0.000
0.000”
0.008
0.000”
0.008
Cylinder taper
0.000”
0.000
0.000”
0.000
0.000”
0.000
Displacement
25.6 cu. in (420 cc)
Crankshaft journal OD (flywheel end)
1.375”
34.94
1.377”
34.98
1.369”
34.77
Crankshaft journal OD (flywheel end)
1.377”
34.98
1.378”
34.99
1.370”
34.81
Crank pin diameter
1.417”
35.98
1.417”
35.99
1.414”
35.91
Connecting rod max. ID (crank side)
1.418”
36.02
1.418”
36.03
1.420”
36.07
Connecting rod to crank pin running clear-
ance
0.001”
0.03
0.002”
0.05
0.003”
0.08
Connecting rod to crank pin side clear-
ance
0.122”
3.10
0.157”
4.00
0.300”
7.62
Crankshaft run out
0.000”
0.00
0.001”
0.03
0.001”
0.03
Crankshaft end play
0.004”
0.10
0.018”
0.45
0.018”
0.45
Crankshaft bearing cavity (cylinder block)
2.835”
72.00
2.835”
72.02
2.861”
72.67
Crankshaft bearing ID (sump)
1.379”
35.03
1.380”
35.06
1.393”
35.37
Cam shaft OD (cylinder block)
0.636”
16.17
0.637”
16.18
0.633”
16.09
Cam shaft OD (sump side)
0.636”
16.17
0.637”
16.18
0.633”
16.09
Cam shaft bearing ID (cylinder block)
0.638”
16.20
0.639”
16.22
0.640”
16.25
Cam shaft bearing ID (sump)
0.638”
16.20
0.639”
16.22
0.640”
16.25
Intake lobe overall height
0.768”
19.51
0.774”
19.67
0.761
19.33
Exhaust lobe overall height
0.748”
18.99
0.754”
19.15
0.741”
18.82
Balance shaft OD (cylinder block)
0.589”
14.97
0.590”
14.98
0.587”
14.90
Balance shaft OD (sump)
0.589”
14.97
0.590”
14.98
0.587”
14.90
Balance shaft bearing cavity
(cylinder block)
1.376”
34.96
1.377”
34.99
1.377”
34.99
Balance shaft bearing ID (sump)
0.589”
14.97
0.590”
14.98
0.587”
14.90