| Manufacturer / Brand | Volvo Penta |
| Model Designation | D3-170 Compact |
| Engine Type | 4-Stroke Lightweight High-Output Marine Diesel Engine |
| Cylinder Configuration | Inline-5, 20-Valve DOHC |
| Total Displacement | 2.4 Liters (146 cu in) |
| Bore x Stroke | 81.0 x 93.2 mm (3.19 x 3.67 in) |
| Aspiration & Charge Air | Variable Geometry Turbocharger (VGT) with High-Efficiency Charge Air Intercooler |
| Cooling System Architecture | Freshwater Circuit with Seawater Heat Exchanger and Integrated Oil Cooler |
| Continuous Power Rating (P1) | 120 BHP (89 kW) @ 3,000 RPM |
| Maximum / Intermittent Power (P3/P4) | 170 BHP (125 kW) @ 4,000 RPM (Rating 5 Pleasure Craft / Light Duty Commercial) |
| Fuel Injection Platform | High-Pressure Common Rail (HPCR) Piezoelectric Injection (1,800 bar) with EVC-E |
| Cylinder Head Metallurgy | Precision Die-Cast Aluminum Alloy Cylinder Head with Dual Overhead Camshafts |
| Cylinder Liners | Wear-Resistant Cast Iron Liners Cast Directly into Aluminum Block Matrix |
| Flywheel Housing & Flywheel | Volvo Penta Compact Flywheel Housing with Torsional Rubber Damper |
| Electrical System & Ground | 12V 2-Pole Marine Ground System with CAN-Bus Electronic Control |
| Starter & Alternator Output | 12V 3.0 kW Starter / 12V 150A Alternator with Multi-Rib Poly-V Belt |
| Lube Oil Sump Capacity | 6.5 Liters (1.72 US gal) |
| Engine Coolant Capacity | 8.9 Liters (2.35 US gal) |
| Dry Weight (excl. gearbox) | 260 kg (573 lbs) |
| Overall Dimensions (L x W x H) | 868 x 688 x 697 mm (34.2 x 27.1 x 27.4 in) |
| Emissions Certification | EPA Marine Tier 3, IMO Tier II, EU RCD Stage II |
| Fuel Compatibility | Ultra-Low Sulfur Diesel (ULSD No. 2), MGO (DMA/DMB), B20 Biodiesel |
| Transmission / Outdrive Compatibility | Bare Engine Bobtail - Direct Compatibility with Volvo Penta HS45A, ZF 45IV, or Aquamatic DPS Sterndrive |
| Factory Warranty Period | 2-Year Limited Factory Warranty with 3-Year Extended Major Components Coverage |
| Application Research | Fast planing sports cruisers, superyacht tenders, compact day boats, high-speed runabouts, and light harbor security interceptors. |
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