Target Audience:
Professional marine technicians and DIY outboard owners
Brand Tier:
Mainstream consumer and commercial outboard
Primary Use:
Recreational boating, fishing, and light commercial marine use
Parts Availability:
Widely available Mercury/Mariner dealer and aftermarket parts
Service Network:
Extensive Mercury Marine dealer and service network
Design:
Proven V6 two-stroke architecture with robust lower unit and mid-section
Fuel System:
Carbureted induction for simple field service and adjustment
Engine Type:
V6, water-cooled, two-stroke
Cooling:
Raw-water (open) cooling with thermostats
Engines Covered:
Mercury Mariner 150 HP V6 outboard, 1992-2000
Systems Covered:
Powerhead, ignition, fuel, cooling, lubrication, lower unit, trim/tilt, electrical
Procedures Included:
Maintenance, diagnosis, repair, disassembly, reassembly, adjustment
Manual Type:
Workshop service repair manual
Format:
PDF digital download
Delivery Method:
Instant download
Page Count:
N/A - varies by edition; not specified
Powerhead:
Cylinder block, pistons, connecting rods, crankshaft, crankcase, bearings
Cylinder Head and Covers:
Head removal, inspection, deck surfaces, gaskets
Ignition System:
Stator, trigger, switch boxes, coils, spark plugs, timing and synchronization
Charging System:
Stator charge coils, rectifier/regulator, battery charging circuit
Starting System:
Starter motor, solenoid, neutral start switch, starter circuit diagnosis
Fuel System:
Carburetors, fuel pump, primer, fuel lines, tank, filters, synchronization and adjustment
Oil Injection:
Oil pump, oil tank, oil lines, bleed procedure and pump linkage adjustment
Cooling System:
Water pump impeller, thermostat(s), poppet valve, water passages, tell-tale
Gearcase:
Gears, bearings, seals, water pump housing, propeller shaft
Shift System:
Shift shaft, clutch dog, shift linkage adjustment
Propeller and Hub:
Prop selection, hub installation, torque values
Trim and Tilt:
Trim cylinders, pump, motor, relays, fluid and bleeding procedures
Wiring:
Harnesses, connectors, grounds, terminal identification
Instruments and Sensors:
Tachometer, warning horn, overheat and low-oil sensors
Remote Controls:
Throttle and shift cable adjustment, control box service
Battery and Cables:
Battery requirements, cable sizing, connection and corrosion service
Maintenance Procedures:
Break-in, periodic service, winterization and recommissioning
Troubleshooting:
Symptom-based diagnosis for no-start, misfire, overheat, low power
Specifications:
Torque values, clearances, capacities and adjustment tolerances
Wiring Diagrams:
System schematics for ignition, charging, starting and trim circuits
File Format:
PDF (searchable, bookmarked, zoomable)
Compatibility:
Windows, macOS, Linux, iOS, and Android — any device with a PDF reader
Requirements:
A PDF reader application (e.g. Adobe Acrobat Reader, free)
Searchability:
Fully text searchable for fast lookup of any topic
Print Quality:
High-resolution digital pages, printable at full clarity
Binding Type:
N/A — digital download, no physical binding
Paper Type:
N/A — digital download, no physical paper
Engine Type:
V6, two-stroke, water-cooled
Fuel Induction:
Carbureted
Cylinder Configuration:
V6
Cooling:
Water-cooled (raw-water) with thermostats
Lubrication:
Oil injection, two-stroke oil mixed in fuel supply
Maximum RPM:
N/A - refer to factory decal and service specs in manual
Fuel Type:
Gasoline, marine grade
Oil Supply:
Oil injection system
Fuel Recommendation:
N/A - refer to manual for octane and oil ratio requirements
Type:
Marine gearcase with forward, neutral, reverse
Gear Ratio:
N/A - varies by gearcase and model year; refer to manual
Optional Configurations:
N/A - no optional transmission offered
Lower Unit Options:
N/A - gearcase options vary by model; refer to manual
Shift Mechanism:
Mechanical shift linkage with clutch dog
Propeller Shaft:
Splined propeller shaft with thrust hub
Lubrication:
Gearcase lubricant, level and condition checks
Cooling:
Water pump impeller delivers cooling water to powerhead
Shaft Length:
N/A - varies by model (20 in, 25 in options); refer to manual
Overall Length:
N/A - not specified for this model
Overall Width:
N/A - not specified for this model
Wheelbase:
N/A - not applicable to outboard marine engine
Dry Weight:
N/A - varies by shaft length and model; refer to manual
Curb Weight:
N/A - not applicable to outboard marine engine
Weight Basis:
Values depend on shaft length, gearcase and accessories
Neutral Start:
Prevents starting while in gear
Emergency Kill Switch:
Lanyard stop switch to shut down engine if operator leaves helm
Overheat Warning:
Temperature sensor with warning horn
Low Oil Warning:
Oil level sensor with warning horn
Cowling:
Engine cover shields from heat and moving parts
Corrosion Protection:
Anodes and protective coatings on marine components
Mounting:
Transom mounting with tilt and trim for stability
Crash Test Ratings:
N/A - not applicable to marine engines
Audio System:
N/A - not applicable to outboard engine
Trim and Tilt:
Power trim and tilt with helm control
Instrumentation:
Tachometer and warning horn with sensor inputs
Throttle and Shift:
Remote control box with cable actuation
Ignition:
Capacitor discharge ignition (CDI) with stator and switch boxes
Fuel Delivery:
Carbureted with mechanical fuel pump
Charging:
Stator charging coil with rectifier/regulator
Break-In Service:
After initial break-in period, per factory schedule
Gearcase Lubricant:
Check level regularly; change at factory-recommended intervals
Water Pump Impeller:
Inspect and replace at factory-recommended intervals
Spark Plugs:
Inspect and replace at factory-recommended intervals
Fuel Filters:
Inspect and replace at factory-recommended intervals
Gearcase Lubricant:
N/A - refer to manual for approved marine gearcase lubricant and capacity
Two-Stroke Oil:
N/A - refer to manual for approved TC-W3 oil specification
Fuel:
N/A - refer to manual for octane requirement and oil ratio
Power Trim Fluid:
N/A - refer to manual for approved trim/tilt fluid
Known Issues and Wear Items
Water Pump Impeller:
Common wear item; replace to prevent overheating
Fuel System:
Carburetor fouling and fuel line deterioration with age
Oil Injection:
Pump and line failure can cause lubrication loss; inspect and bleed
Corrosion:
Anodes, fasteners and cooling passages require periodic inspection
Manufacturer:
Mercury Marine
Parent Company:
Brunswick Corporation
Founded:
Mercury Marine founded 1939
Production Years:
1992-2000
Engine Family:
V6 two-stroke outboard, 2.5 L
Role:
Mid-range performance outboard for recreational and commercial use
Manufacturing:
Mercury Marine, Fond du Lac, Wisconsin, USA
Market:
Mariner brand sold in international and select markets
