The Ford DRFB is a 1,998 cc, inline — four turbocharged petrol engine produced between 2018 and 2023. It belongs to the EcoBoost Gen — 3 family, featuring direct fuel injection, twin — scroll turbocharging, and integrated exhaust manifold. In standard tune it delivers 184 kW (250 PS) with 373 Nm of torque, offering strong mid — range performance ideal for high — performance driving and dynamic response.
Fitted to models such as the Focus RS, Puma ST, and Edge ST — Line, the DRFB w…
Production years 2018–2023 meet Euro 6d-Full standards .
The Ford DRFB is a 1,998 cc inline-four turbocharged petrol engine engineered for high-performance passenger vehicles (2018–2023). It combines direct injection with a twin-scroll turbocharger and integrated exhaust manifold to deliver responsive acceleration and robust torque. Designed to meet Euro 6d-Full emissions standards, it balances sporty performance with modern efficiency and emissions control.
| Parameter | Value | Source |
|---|---|---|
Displacement | 1,998 cc | |
Fuel type | Petrol | |
Configuration | Inline-4, DOHC, 16-valve | |
Aspiration | Turbocharged (twin-scroll) | |
Bore × stroke | 87.5 mm × 83.1 mm | |
Power output | 184 kW (250 PS) @ 5,500 rpm | |
Torque | 373 Nm @ 2,500–4,500 rpm | |
Fuel system | Bosch HDEV6 direct injection (up to 250 bar) | |
Emissions standard | Euro 6d-Full | |
Compression ratio | 9.3:1 | |
Cooling system | Water-cooled | |
Turbocharger | Garrett twin-scroll turbo with electronically controlled wastegate | |
Timing system | Chain (front-mounted; revised HPFP follower post-2021) | |
Oil type | Refer to vehicle handbook / manufacturer specification | |
Dry weight | 133 kg |
The Ford DRFB was used across Ford's C2/B2 platforms with transverse mounting and no licensed external applications. This engine received platform-specific adaptations-tuned intake manifolds in the Focus RS and revised cooling routing in the Puma ST-and from 2021 the facelifted Edge adopted updated engine management software, creating interchange limits. All adaptations are documented in OEM technical bulletins.
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Field reports and technical service bulletins highlight component wear patterns under high-load operation. Adherence to manufacturer service intervals and approved fluid specifications is critical for long-term reliability.
Analysis derived from manufacturer technical service bulletins and industry workshop records. Repair procedures should follow manufacturer guidelines.
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The DRFB offers exceptional performance and modern efficiency, but early models (2018-2020) had reliability concerns, particularly high-pressure fuel pump wear. Later revisions (post-2021) improved component durability, so well-maintained examples can be robust. Regular servicing with correct oil (5W-30 Ford WSS-M2C947-B1) and adherence to maintenance intervals greatly enhance longevity.
The most common issues are high-pressure fuel pump failure, intake valve coking due to direct injection, turbo wastegate sticking, and timing chain tensioner wear. These are documented in Ford service bulletins and verified through DVSA inspection data. Preventative maintenance significantly reduces risk.
The 2.0L EcoBoost DRFB engine was used in the Ford Focus RS (2018-2023), Puma ST (2018-2023), and Edge ST-Line (2018-2023). It was not used in other brands or licensed externally. All applications met Euro 6d-Full emissions standards.
Aftermarket ECU tuning is common on the DRFB platform, but increasing boost or altering engine parameters accelerates component wear, impacts emissions compliance, and may void vehicle warranties. Any modifications should be evaluated carefully by a qualified specialist.
In a Focus RS 2.0 EcoBoost (184 kW), combined consumption is approximately 8.5 L/100km (~33 mpg UK). Highway driving can achieve ~6.8 L/100km (~41 mpg UK), while city use may reach 10.5 L/100km (~27 mpg UK). Real-world figures depend on driving style, but 27-34 mpg (UK) is typical for mixed conditions.
Yes. The DRFB is an interference engine. If the timing chain fails or jumps, pistons can contact open valves, resulting in severe internal engine damage. This makes proper maintenance and immediate attention to any timing-related noises essential.
Ford specifies a 5W-30 synthetic oil meeting Ford WSS-M2C947-B1 specification. Using the correct oil is critical for turbocharger and high-pressure fuel pump lubrication. Oil changes should be performed every 15,000 km or annually to maintain reliability and prevent premature wear.
Comprehensive technical documentation and regulatory references
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EU emissions and type-approval regulations (e.g., CELEX:32007R0715, CELEX:32017R1151).
GOV.UK: Vehicle Approval & V5C
UK vehicle approval processes, import rules, and MoT guidance.
DVLA: Engine Changes & MoT
Official guidance on engine swaps and inspection implications.
Vehicle Certification Agency (VCA)
UK type-approval authority for automotive products.
Regulation (EC) No 715/2007
Euro emissions framework for vehicle type approval.
Commission Regulation (EU) 2017/1151
WLTP and RDE testing procedures for emissions certification.
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