The Ford F37A is a 1,998 cc, inline — four, overhead — valve (OHV) petrol engine produced between 1984 and 1991. It was developed as a larger — capacity evolution of the EY series, designed for enhanced torque and durability in medium — duty applications. Equipped with a single — barrel carburettor and distributor — based ignition, it delivered 62 kW (84 PS) and 150 Nm of torque, providing steady performance for commercial and family transport.
Fitted primarily to the Ford Gra…
Production years 1984–1986 meet pre-Euro 1 emissions benchmarks; 1987–1991 models comply with Euro 1 standards .
The Ford F37A is a 1,998 cc inline-four OHV petrol engine engineered for executive sedans and fleet applications (1984–1991). It builds on the EY platform with increased displacement and updated emissions controls to meet evolving regulations. Designed for durability and smooth operation, it balances low-end torque with acceptable fuel economy for its class.
| Parameter | Value | Source |
|---|---|---|
Displacement | 1,998 cc | |
Fuel type | Petrol (Unleaded RON 95) | |
Configuration | Inline-4, OHV, 8-valve | |
Aspiration | Naturally aspirated | |
Bore × stroke | 89.0 mm × 80.0 mm | |
Power output | 62 kW (84 PS) @ 4,800 rpm | |
Torque | 150 Nm @ 2,800 rpm | |
Fuel system | Motorcraft 1V carburettor | |
Emissions standard | Pre-Euro to Euro 1 (1987+) | |
Compression ratio | 8.8:1 | |
Cooling system | Water-cooled, thermostat-controlled | |
Turbocharger | Not applicable | |
Timing system | Chain-driven camshaft | |
Oil type | Refer to vehicle handbook / manufacturer specification | |
Dry weight | 148 kg |
The Ford F37A was used across Ford's LX and Scorpio platforms with longitudinal mounting and no licensed external usage. This engine received platform-specific adaptations-revised carburettor tuning for automatic transmission models and enhanced cooling for taxi variants-and from 1987 the facelifted Granada Mark III adopted the Euro 1-compliant variant with updated EGR and ignition timing, 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 Ford technical bulletins (1984-1991) and UK DVSA historic failure statistics (1985-1995). 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 Ford F37A is fundamentally robust, especially in post-1986 models with the upgraded MLS head gasket. Early units (1984–1986) are prone to head gasket failure under sustained load or poor maintenance. With regular servicing, proper coolant, and timely component renewal, many examples exceed 200,000 km. Its simplicity enhances longevity when basic upkeep is followed.
Key issues include cylinder head gasket failure (pre-1986), carburettor flooding or tuning drift, timing chain wear, and cooling system corrosion. These are documented in Ford service bulletins and owner registries. The Motorcraft 1V carburettor requires periodic maintenance, especially with modern ethanol-blended fuels.
The F37A engine was used in the Ford Granada Mark III (1984–1987) and Scorpio (1987–1991). It powered 2000 GL, Ghia, and Executive trims. No known cross-manufacturer usage outside Ford's European lineup.
Aftermarket ECU tuning is common on the F37A 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.
Typical consumption is ~10.5 L/100km (city) and ~7.8 L/100km (highway), or approximately 27 mpg UK combined. Real-world figures vary with driving style and vehicle weight. The carburetted system is less efficient than modern injection, but careful driving can achieve 25–30 mpg (UK) on mixed routes.
No. The Ford F37A is a non-interference (freewheeling) engine. If the timing chain fails, the pistons will not contact the valves, preventing catastrophic internal damage. However, immediate repair is still essential to avoid secondary issues like misfires or oil contamination.
Ford specifies SAE 10W-40 mineral oil meeting API SG standards. Change intervals should not exceed 12,000 km or annually. Using correct oil ensures proper lubrication of the camshaft, lifters, and timing chain. In high-temperature or stop-start use, more frequent changes are advised.
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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