Mercury XR2 User Manual

3
TABLE OF CONTENTS
Troubleshooting 58. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Engine Wiring Diagram 60. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Maintenance Log 61. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
The description and specifications contained herein were in effect at
the time this manual was approved for printing. Mercury Marine,
whose policy is one of continued improvement, reserves the right to
discontinue models at any time, to change specifications, designs,
methods, or procedures without notice or incurring obligation.
Mercury Marine, Fond du Lac, Wisconsin U.S.A. Litho in U.S.A.
 1998 Mercury Marine
Following are registered trademarks of Brunswick Corporation: AutoBlend,
Force, Jet-Prop, Mariner, Merc, MerCathode, MerCruiser, Mercury,
Mercury Marine, Mercury Hi-Performance, Quicksilver, RideGuide and
Thruster

Mercury XR2 Specifications

General

MODEL	XR2
Horsepower	180 (134kw)
Propshaft Kilowatts1	194
Full Throttle RPM Range	6000-7000
Idle RPM in Forward Gear	650-750
Maximum Timing	25° BTDC
Idle Speed Pickup Timing	2° ATDC
Gear Ratio	1.87:1
Piston Displacement	122 cu. in. (2.0L/1998cc)
Bore	3.125 in. (79.5 mm)
Stroke	2.65 in. (67 mm)
Firing Order	1-2-3-4-5-6
Recommended Spark Plug	NGK-BUHW (P/N 33-97180)
Fuel Pressure	5 - 6 psi
Recommended Gasoline	Refer to Fuel Section
Recommended Oil	Refer to Fuel Section
Recommended Gear Case Oil	Quicksilver Hi-Performance Gear Lube (92-816026A4)
Gear Case Lubricant Ca- pacity	22.5 fl. oz. (666 ml)
Charging System Output	16 amps @ 7000 RPM
Battery Rating	Minimum reserve capacity rating of 100 minutes and CCA of 350
Water Pres. @ WOT	15 PSI (103.4 kPa)

Weight and Dimensions

Weight	350 lbs. (159 kg)
Transom Height	Short Shaft = 15” (381mm) Long Shaft = 20” (508mm)