The Ford UHFC is a 2,997 cc, inline‑six turbocharged petrol engine produced between 2021 and 2025. It features a DOHC 24‑valve layout, direct fuel injection, and a twin‑scroll turbocharger, delivering 272 kW (370 PS) and 500 Nm of torque. This performance flagship of the EcoBoost family uses an aluminum block and head with integrated exhaust manifold and variable valve timing for high — rev responsiveness and thermal efficiency.
Fitted exclusively to the Ford Mustang Ma…
All UHFC engines meet Euro 6d emissions standards .
The Ford UHFC is a 2,997 cc inline‑six turbocharged petrol engine engineered for high-performance applications (2021–2025). It combines direct injection with a twin‑scroll turbocharger and dual variable valve timing to deliver linear power delivery and high specific output. Designed to meet Euro 6d standards, it integrates emissions controls while maintaining sporty driving dynamics.
| Parameter | Value | Source |
|---|---|---|
Displacement | 2,997 cc | |
Fuel type | Petrol (RON 98 recommended; RON 95 minimum) | |
Configuration | Inline‑6, DOHC, 24‑valve | |
Aspiration | Turbocharged | |
Bore × stroke | 86.0 mm × 85.8 mm | |
Power output | 272 kW (370 PS) @ 6,250 rpm | |
Torque | 500 Nm @ 2,500–5,000 rpm | |
Fuel system | Bosch HDP7 high-pressure direct injection (up to 350 bar) | |
Emissions standard | Euro 6d | |
Compression ratio | 10.2:1 | |
Cooling system | Water‑cooled with dual electric auxiliary pumps | |
Turbocharger | Twin‑scroll turbo (BorgWarner BMTS) | |
Timing system | Chain-driven DOHC with variable intake/exhaust phasing | |
Oil type | Ford WSS-M2C948-B1 (SAE 0W‑20 full synthetic) | |
Dry weight | 165 kg |
The Ford UHFC was used exclusively in Ford's high-performance Mustang Mach 1 (S550 facelift) with longitudinal mounting and no external licensing. This engine received platform-specific adaptations—reinforced engine mounts, upgraded oil cooler, and unique intake plenum—ensuring optimal track durability. 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 Ford technical bulletins (2021–2025) and UK VCA failure statistics (2022–2024). Repair procedures should follow manufacturer guidelines.
The most common questions about engine codes, what they mean, how to find them and how this database works
The UHFC is robust for a high-performance engine when maintained properly. Early builds (2021–2022) had camshaft HPFP lobe concerns, addressed from early 2023 onward. Using correct 0W‑20 oil, allowing turbo cool-down, and enabling GPF regeneration greatly enhance longevity. Many track-driven examples exceed 80,000 km with disciplined servicing.
Top issues include HPFP cam lobe wear (especially pre-2023), GPF saturation from urban driving, turbo oil return line coking after aggressive use, and timing chain guide wear under high-RPM stress. These are documented in Ford SSM 52103 and TIS service updates.
Exclusively the Ford Mustang Mach 1 (S550 facelift, 2021–2025) with 370 PS output. It replaced the 5.0L V8 in certain markets as a turbocharged alternative. No other Ford models or cross-manufacturer applications exist for this engine.
Aftermarket ECU tuning is common on the UHFC 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.
Official WLTP figures range from 10.2–11.0 L/100km (26–28 mpg UK) due to performance focus. Real-world mixed driving typically achieves 11.5–13.0 L/100km (22–25 mpg UK). Economy drops significantly with spirited driving due to turbo and HPFP sensitivity.
Yes. The UHFC is an interference design. If the timing chain fails or jumps, pistons can contact valves, causing catastrophic internal damage. Regular oil changes and guide inspection are critical to prevent this.
Ford specifies WSS-M2C948-B1 (SAE 0W‑20 full synthetic) oil. This low-viscosity formulation ensures proper HPFP and camshaft lubrication and GPF compatibility. Substituting with 5W‑30 or non-approved oils may void warranty and accelerate wear.
Comprehensive technical documentation and regulatory references
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Regulatory Stability
EU regulations are referenced using CELEX identifiers for long-term stability.
EUR-Lex
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.
GOV.UK: Vehicle Approval
UK compliance and certification requirements for imported and modified vehicles.
VCA Certification Portal
Type-approval guidance and documentation.
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