Crankshafts And Camshafts - Tecumseh V-twin Technician's Handbook

3. Position the connecting rod match marks and the
arrow on the piston assembly to be on the same
side, and assemble. (Illust. 7-31)
ARROW AND
MATCH MARKS
MATCH
MARKS
4. When installing the piston and rod assembly in the
engine the match marks must align and face out.

CRANKSHAFTS AND CAMSHAFTS

Inspect the crankshaft visually and with a micrometer
for wear, scratching, scoring, or out of round condition
at the bearing surfaces. Check for bends on the PTO
end using a straight edge, square or a dial indicator.
Specifications
Crankshaft end play
Crankshaft connecting rod
journal thrust width
Connecting rod bearing
diameter crankshaft end
Main bearing journal dia.
Flywheel and PTO end
ARROW
MARK
Þ Þ
7-31
English Std.
.0053 - .025
1.998
2.003
1.6234
1.6240
1.6245
1.6250
Metric
.1364 - .6350
50.749
50.876
41.235
41.249
41.263
41.275
7-11