ISSPRO R8901 User Manual
Page 2
Form No. 234C (2/4/03 Rev. B) Page 2 of 2
Magnet Replacement: R8911
INSTALLATION DIAGRAM: R8503 2 1/16" Tachometer for 6.9/7.3
Liter Ford or IH deisel engine.
VI
BRA
TI
ON
DAM
PER
MOUNTING HARDWARE
**
BEFORE GLUING MAGNETS !
EXTENSION WIRES
(length to suit).
(Not Furnished)
#20 AWG (or larger)
SENSOR KIT: R8901
SENSOR only (replacement): 8901-SO
*
*
BLACK WIRE TO SENSOR
AND TO GROUND.
1/8"-1/4"
MAGNETS (Blue Side Out)
TIMING BRACKET
PULLEYS
BLUE SIDE
*
SENSOR
ASSY
TOP VIEW
OF ENGINE
(Optional)
*
EXISTING FRONT OIL PAN BOLT.
SENSOR WIRES
FRONT OF ENGINE
ROUGHEN SURFACE WITH COARSE SANDPAPER.
SWITCHED +12 VDC.
RED WIRE: CONNECT TO IGNITION
WHITE WIRE TO SENSOR
CLEAN SURFACE WITH ALCOHOL.
SCRAPE AWAY PAINT.
MOUNTING BRACKET
ISSPRO R8503 TACHOMETER
3 WIRE CABLE
THE OTHER WIRE TO GROUND
ONE WIRE TO DASH LIGHT CIRCUIT.
MOUNTING BRACKET