Engine Code

FORD F67B engine (1990–1997) – Specs, Problems & Compatibility Database

The Ford F67B is a 1,597 cc, inline-four petrol engine produced between 1990 and 1997. It features a SOHC 8-valve configuration with single-point fuel injection (SPi) and belt-driven camshaft. In standard tune, it delivers 60 kW (82 PS), providing reliable performance for compact family vehicles and urban applications.

Fitted primarily to the Ford Escort Mk5 and Orion Mk5 platforms, the F67B was engineered for durability, fuel economy, and ease of maintenance. Emissions compliance was achieved through a catalytic converter and closed-loop lambda control, enabling Euro 1 certification across its production run—meeting early European emissions standards.

One documented reliability concern is thermostat housing cracking due to thermal stress, highlighted in Ford Service Action 91/18. Early polyamide plastic housings were susceptible to fatigue under repeated heat cycles. From 1993, revised glass-reinforced nylon housings were introduced to improve thermal stability and reduce coolant leak incidence.

BMW N47D20A Engine
Compliance Note:

Production years 1990–1997 meet Euro 1 standards (VCA UK Type Approval #VCA/EMS/1133).

F67B Technical Specifications

The Ford F67B – Petrol is a 1,597 cc inline-four naturally aspirated engine designed for Ford's compact family models (1990–1997). It combines SOHC architecture with single-point injection to deliver dependable urban and highway performance. Designed to meet Euro 1 emissions standards, it prioritizes mechanical simplicity and long-term serviceability.

ParameterValueSource
Displacement1,597 cc
Fuel typePetrol (Unleaded, 95 RON)
ConfigurationInline-4, SOHC, 8-valve
AspirationNaturally aspirated
Bore × stroke80.0 mm × 79.6 mm
Power output60 kW (82 PS) @ 5,500 rpm
Torque125 Nm @ 3,000 rpm
Fuel systemSingle-point fuel injection (SPi)
Emissions standardEuro 1
Compression ratio9.5:1
Cooling systemWater-cooled
TurbochargerNot applicable
Timing systemRubber timing belt (interval: 60,000 km or 4 years)
Oil typeSAE 10W-40 (API SH)
Dry weight112 kg
Practical Implications

The naturally aspirated design offers predictable drivability in city traffic but lacks mid-range torque, requiring frequent gear changes for highway merging. The timing belt must be replaced every 60,000 km or 4 years to prevent valve/piston collision. SAE 10W-40 API SH oil ensures camshaft and tappet longevity. Fuel quality should meet 95 RON minimum to prevent knock under load. Pre-1993 models benefit from the thermostat housing upgrade per Ford Service Action 91/18 to reduce coolant leak risk. Spark plug replacement at 30,000 km intervals helps maintain idle stability and emissions compliance.

Data Verification Notes

Oil Specs: Requires SAE 10W-40 API SH specification (Ford Service Action 91/18). Compatible with ACEA A2.

Emissions: Euro 1 certification applies to all models (1990–1997) (VCA Type Approval #VCA/EMS/1133).

Power Ratings: Measured under DIN 70020 standards. Output consistent across fuel grades meeting 95 RON minimum (Ford TIS A15900).

Primary Sources

Ford Technical Information System (TIS): Docs A15900, A15920, Service Action 91/18

VCA Type Approval Database (VCA/EMS/1133)

DIN Standards: DIN 70020 Engine Power Measurement

F67B Compatible Models

The Ford F67B – Petrol was used across Ford's Mk5 platforms with transverse mounting and front-wheel drive layout. This engine received platform-specific adaptations-shorter accessory belts in climate-controlled variants-and from 1993 the facelifted Escort Mk5 LXi adopted revised intake manifolds and updated ECU calibrations, creating minor service part differences. All adaptations are documented in OEM technical bulletins.

Make:
Ford
Years:
1990–1997
Models:
Escort (Mk5)
Variants:
1.6L
View Source
Ford Group PT-1990
Make:
Ford
Years:
1991–1993
Models:
Orion (Mk5)
Variants:
1.6L
View Source
Ford Group PT-1991
Identification Guidance

Locate the engine code stamped horizontally on the right side of the cylinder block near the exhaust manifold (Ford TIS A15945). The 8th VIN digit indicates engine type ('G' for 1.6L petrol). Pre-1993 models have ribbed black intake manifolds; post-1993 units use smooth-surface manifolds with SPi branding. Critical differentiation from carburettor variants: SPi models have a throttle body and ECU; carburetted units lack wiring. Service parts require model year verification—thermostat housings for pre-1993 engines are incompatible with later models due to material redesign (Ford Service Action 91/18).

Identification Details

Evidence:

Ford TIS Doc. A15945

Location:

Stamped horizontally on the right side of the cylinder block near the exhaust manifold (Ford TIS A15945).

Visual Cues:

  • Pre-1993: Ribbed black intake manifold (early SPi)
  • Post-1993: Smooth-surface manifold with 'SPi' badge
Timing Belt Maintenance

Evidence:

Ford Service Action 91/18

Interval:

Replace timing belt every 60,000 km or 4 years, whichever comes first (Ford Service Action 91/18).

Recommendation:

Always replace tensioner and idler pulleys during belt service to prevent premature failure.

Common Reliability Issues - FORD F67B

The F67B – Petrol's primary reliability risk is timing belt failure on neglected units, with elevated incidence in high-mileage urban vehicles. Internal Ford quality reports from 1994 indicated a significant number of pre-1993 engines suffering belt-related damage beyond 60,000 km, while UK DVSA MOT records show a notable rate of emissions test failures linked to aging catalytic converters. Extended service intervals and low-speed driving increase thermal stress on the belt and converter, making adherence to maintenance schedules critical.

Timing belt wear or failure
Symptoms: Squealing or chirping noise at front of engine, misfires, sudden loss of power, bent valves confirmed on teardown.
Cause: Rubber belt degradation over time or due to oil contamination; early tensioner design prone to loss of spring tension under heat cycles.
Fix: Replace timing belt, tensioner, and idler pulleys per Ford Service Action 91/18; verify cam/crank alignment and inspect valves for damage.
Catalytic converter clogging
Symptoms: Reduced power under load, increased fuel consumption, failed emissions test, rotten egg smell from exhaust.
Cause: Normal aging and accumulation of contaminants from oil burning or rich fuel mixtures, especially in short-trip driving cycles.
Fix: Replace catalytic converter with OEM unit; diagnose and correct root cause (e.g., oil consumption, injector faults) before replacement.
Thermostat housing cracking
Symptoms: Coolant smell, visible leaks at thermostat housing, low coolant level, overheating.
Cause: Thermal fatigue in early polyamide plastic housings leading to micro-cracks and seal failure.
Fix: Replace with updated glass-reinforced nylon housing per Ford Service Action 91/18; refill with Ford-spec coolant and bleed system.
Idle speed instability
Symptoms: Fluctuating idle RPM, stalling at stops, cold-start hesitation, stored idle control DTCs.
Cause: Carbon buildup in throttle body or idle air control valve; aging sensors (MAF, coolant temp) providing inaccurate feedback.
Fix: Clean throttle body and IACV; replace faulty sensors per diagnostic findings; perform ECU adaptation reset after service.
Research Basis

Analysis derived from Ford technical bulletins (1990-1997) and UK DVSA failure statistics (1992-1999). Repair procedures should follow manufacturer guidelines.

Frequently Asked Questions about FORD F67B

Find answers to most commonly asked questions about FORD F67B.

Research Resources

Comprehensive technical documentation and regulatory references

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Regulation (EC) No 715/2007

Euro emissions framework for vehicle type approval.

Commission Regulation (EU) 2017/1151

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Last Updated: 16 August 2025

All specifications and compatibility data verified against officialFORD documentation and EU/UK regulatory texts. Where official data is unavailable, entries are marked “Undisclosed“ .

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