Appendix B: Gauge Measurements - Yanmar BY series Installation Manual

3" Master Tachometer/Slave Speedometer (Dimensions in inches)
Analog Gauges
A
Analog Gauge Style
" All Electrical Gauges
" Mechanical Pressure Gauges
" Electric Tachometers
" -N-1
3" Electric Tach/Hourmeters
3" Marine Pitot-type Speedos
Page 0 Electronic Control System: Installation Manual for BY Series Engines with Classic Controls

Appendix B: Gauge Measurements

D
A B
. .1/.
. .1..
. .1/.
. .1/.
3.78 3.41/3.44
3.78 3.41/3.44
U.S. to Metric
0.54 inches = 13.7mm
2.579 inches = 65.5mm
3.79 inches = 96.3mm
B
C
.0 .
.0 .
. .
. .
3.88 .58
2.70 .58
C
D