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16
CRANKSHAFT AND BEARINGS DATA
CRANKSHAFT AND BEARINGS DATA
Maximum permitted tolerance on run--out of flywheel mounting flange
surface relative to the crankshaft centreline, measured with 1/100 mm
scale dial gauge resting on front flange surface (A, Fig. 148) on a
4.25 in. (108 mm) diameter (total dial gauge reading) . . . . . . . . . . . .
Maximum permitted tolerance on co--axial alignment of flywheel
centering (B, Fig. 148) in relation to crankshaft journals (total dial
gauge reading) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
CONNECTING ROD DATA
CONNECTING ROD DATA
Connecting Rods . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Diameter of small end bushing seat . . . . . . . . . . . . . . . . . . . . . . . . .
Outside diameter of small end bushing . . . . . . . . . . . . . . . . . . . . . .
Interference between small end bushing and seat . . . . . . . . . . . . .
Inside diameter of small end bushing (measured after installing) .
Diameter of big end bearing seats . . . . . . . . . . . . . . . . . . . . . . . . . .
Tolerance for parallelism between the small end and the big end
axes measured at 4.92 in. (125 mm) . . . . . . . . . . . . . . . . . . . . . . . .
Maximum weight difference between connecting rods in same
engine . . . . . . .
SECTION 10 - - ENGINE - - CHAPTER 1
inch (mm)
Bore 100
0.001 (0.025)
0.001 (0.04)
inch (mm)
Bore 100
cast--iron with oil way
1.647 to 1.648 (41.846 to 41.884)
1.652 to 1.654 (41.979 to 42.017)
0.004 to 0.01 (0.095 to 0.171)
1.4962 to 1.4966 (38.004 to 38.014)
2.653 to 2.654 (67.407 to 67.422)
± 0.002 (± 0.07)
25 grams
(cont)
Bore 104
Bore 104
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