

QSD
Mercury Diesel QSD common rail or electronic injection fuel systems provide increased power-to-weight ratios, cleaner starts and less noise for a superior boating experience.
The QSD line of engines are built lightweight, compact and provide increased power for impressive acceleration, throttle response and quicker planing times.
QSD engines are compatible with SmartCraft electronics, SeaCore corrosion protection, Axius joystick control systems and Mercury's effortless Digital Throttle & Shift systems.
Exceptional performance
The proven high-pressure common-rail fuel system provides a quiet, smooth ride with virtually no smoke or odors and up to 80 percent less noise than competitor diesel engines. Plus, you get impressive acceleration and precise throttle response with the QSD engine line.
Impressive fuel efficiency
The full-authority electronic engine control delivers enhanced fuel economy to give you more time on the water.
Maximize vessel performance
Mercury Diesel QSD engines are compatible with Mercury's SmartCraft electronics for comprehensive vessel diagnostic information.
2.0L Specifications
| HP/kW | 170 / 124 |
|---|---|
| Full throttle RPM | 4000-4000 |
| Cylinder Configuration | 4 In-line |
| Weight | 551lbs 250kg |
| Dimensions (L x W x H) | 23in x 32in x 30in 589mm x 823mm x 763mm |
| Compression Ratio | 17.5:1 |
| Bore and Stroke (in / mm) | 3.26 x 3.62in 83 x 92mm |
Note: HP and kW are metric.
QSD Engine Tests
QSD Resources
Installation drawings are technical documents, detailing the dimensions of the engines to facilitate installation in new or repowered boats.
Installation Drawings
You can order all available Mercury literature online or through any authorized Mercury dealer. Please have your outboard or sterndrive serial number before placing the order.
- Operation, Maintenance and Warranty Manuals
- Parts Manual
- Service Manual
Request printed brochures by mail or download as an electronic PDF.
Request a BrochureRelated Documents
- EMEA Mercury Diesel-MerCruiser Gasoline (English)
- EMEA Mercury Diesel-MerCruiser Gasoline (German)
- Motori Diesel e Benzina
- Mercury Diesel TDI / QSD
- Performance Curve And Data Sheet QSD4.2 Axius-350
- Performance Curve And Data Sheet QSD4.2 Axius-320
- Performance Curve And Data Sheet QSD4.2 Axius-270
- Performance Curve And Data Sheet QSD4.2-320
- Performance Curve And Data Sheet QSD4.2-270
- Performance Curve And Data Sheet QSD2.8-220
- Performance Curve And Data Sheet QSD 4.2-350
- Performance Curve And Data Sheet QSD 4.2-320
- Performance Curve And Data Sheet QSD 4.2-270
- Performance Curve And Data Sheet QSD 2.8-220
- Performance Curve And Data Sheet QSD2.0-170
- Performance Curve And Data Sheet QSD2.0-150
- Performance Curve And Data Sheet QSD2.0-130
- Performance Curve And Data Sheet QSD2.0-115
- Spec Sheet 4.2 Axius_QSD4.2SpecSheet
- Spec Sheet QSD 4.2
- Spec Sheet QSD 2.8
- Spec Sheet QSD 2.0


