Ford Fiesta ST 1.6 EcoBoost Mk7 Engine ReplacementCompare Prices & Get Quotes
Get quotes today from trusted UK Ford Fiesta ST 1.6 EcoBoost Mk7 engine specialists. Compare prices on reconditioned, rebuilt and used engines to find the most cost-effective, high-performance solution for your vehicle.
Supply & Fit Available
12-Month Warranty
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From £1,600 to £4,000 [EM-QUOTE]
Used from £600 · Reconditioned from £1,600 · Common codes: JTJA
From £600
Tested, bare/short engine
From £1,600
Rod bearings addressed, tested
From quote
Upgraded bearings, full teardown, revised valvetrain
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3 Simple Steps3 Simple Stepsto Finding the Best Ford Fiesta ST 1.6 EcoBoost Mk7 Replacement Engineto Finding the Best Ford Fiesta ST 1.6 EcoBoost Mk7 Replacement Engine
Most replacements completed within 3-5 days.
Variant HistoryFord Fiesta ST 1.6 EcoBoost Mk7 - Engine History & Specs at a Glance
When the Mk7 Fiesta ST launched in 2013, it served as the high-performance hot hatch flagship of the Fiesta range, introducing the punchy 1.6L EcoBoost engine to replace the previous generation's naturally aspirated units. Over its production run, this engine became renowned for its tunability and engaging driving dynamics.
Variant HistoryFord Fiesta ST 1.6 EcoBoost Mk7 - Engine History & Specs at a Glance
When the Mk7 Fiesta ST launched in 2013, it served as the high-performance hot hatch flagship of the Fiesta range, introducing the punchy 1.6L EcoBoost engine to replace the previous generation's naturally aspirated units. Over its production run, this engine became renowned for its tunability and engaging driving dynamics.
Ford Fiesta ST 1.6 EcoBoost Mk7
Fuel TypePetrol
Engine Size Range1.6L
Power Output Range182 PS (134 kW)Engine History Timeline
JTJA introduced 1.6L EcoBoost, 182 PS (134 kW), featuring a twin-scroll turbocharger, overboost function, and mechanical limited-slip differential compatibility.
Minor facelift (Mk7.5) retaining the JTJA 1.6L EcoBoost engine but with updated infotainment and cosmetic tweaks.
Production of the 1.6L EcoBoost ST ended replaced in the Mk8 generation by a 1.5L 3-cylinder EcoBoost producing 200 PS.
Key Specs Snapshot
Fuel TypePetrolEngine Size Range1.6LPower Output Range182 PS (134 kW)Years Produced2013-2017Every engine fitted to the Ford Fiesta ST 1.6 EcoBoost Mk7 is covered below, with UK rebuilt pricing and known failure points.
Ford Fiesta ST 1.6 EcoBoost Mk7 Engine Codes - Specifications & Replacement CostFord Fiesta ST 1.6 EcoBoost Mk7 Engine Codes - Specifications & Replacement Cost
1.6L Petrol (2013-2017)
Power Output182 PS (134 kW)Years Fitted2013-2017
Compatible Trim Levels
- Fiesta ST-2
- Fiesta ST-3
- Fiesta ST-200 (Limited Edition)
Find your exact engine code, specs and UK replacement cost guide.
Used
Tested, ready-to-fit engine
£600-£1,400
Reconditioned
Addressed known issues, tested
£1,600-£3,000
Rebuilt
Full teardown, upgraded internals
£2,500-£4,000
Common Failure
Coolant leaks (head gasket/block porosity) and turbocharger issues, typically reported between 60,000-100,000 miles, particularly on vehicles subjected to aggressive driving or track use without adequate cooling modifications.
The Ford Fiesta ST 1.6 EcoBoost Mk7 is a highly capable performance engine, but its high specific output makes it susceptible to specific thermal and turbo-related failures. The JTJA code dominates replacement demand for this variant. Rebuilt engines through EnginesMarket include upgraded components addressing these original failure points, plus a minimum 12-month unlimited-mileage warranty.
Why the Ford Fiesta ST 1.6 EcoBoost Mk7 (JTJA) Suffers Overheating
Affected Vehicles
Ford Fiesta ST 1.6 EcoBoost Mk7 (JTJA, 2013-2017)
Typical Failure Mileage
60,000-100,000 miles
Root Cause
The 1.6L EcoBoost block is known for porosity issues and head gasket weaknesses under sustained high-temperature track or aggressive driving, leading to coolant loss, overheating, and potential hydrolock or piston damage.
Why It Happens
The 1.6L EcoBoost block is known for porosity issues and head gasket weaknesses under sustained high-temperature track or aggressive driving, leading to coolant loss, overheating, and potential hydrolock or piston damage.
Dealer (parts + labour)
£400-£700
Specialist (parts + labour)
£250-£450
What it involves
Pressure test, replace thermostat, water pump, and flush system
Suitability
Suitable for early signs of weeping; not a fix for a blown head gasket
1 - 2 daysDealer (parts + labour)
£3,500-£5,500
Specialist (parts + labour)
£2,500-£4,000
What it involves
Supply & fit, upgraded components addressing the original failure point, 12-month warranty
Suitability
The right call if overheating has caused secondary internal engine damage
1 - 2 daysAll prices are indicative UK market ranges based on current UK specialist supplier data.| Repair Tier | Dealer (Parts + Labour) | Specialist (Parts + Labour) | What It Involves | Suitability | Estimated Time |
|---|---|---|---|---|---|
 Cooling System Service Minor | £400-£700 | £250-£450 | Pressure test, replace thermostat, water pump, and flush system | Suitable for early signs of weeping; not a fix for a blown head gasket | 1 - 2 days |
 Full Replacement - rebuilt/reconditioned engine Best Value | £3,500-£5,500 | £2,500-£4,000 | Supply & fit, upgraded components addressing the original failure point, 12-month warranty | The right call if overheating has caused secondary internal engine damage | 1 - 2 days |
Vehicle Value Check
Vehicle Value Check
Apply this UK-wide decision framework, substituting the Ford Fiesta ST 1.6 EcoBoost Mk7-appropriate value band from research: - Vehicle worth under ~£5,000: repair or used engine typically makes more sense than a full rebuilt unit. - Vehicle worth ~£5,000-£8,000: evaluate both; reconditioned is viable if keeping the car 2+ years. - Vehicle worth ~£8,000-£15,000: reconditioned/rebuilt usually justifies the premium via warranty and reliability. - Vehicle worth £15,000+: replacement cost is typically small relative to vehicle value. A typical Ford Fiesta ST 1.6 EcoBoost Mk7 (2013-2017) is currently valued between £5,000 and £10,000 [THIRD-PARTY]. A well-maintained example falls comfortably into the £5,000-£10,000 band. A specialist rebuilt engine is a financially sound investment that protects the vehicle's performance value, as the replacement cost does not exceed the vehicle's market worth.
Our Recommendation
Our Recommendation
If the vehicle has suffered severe overheating, a full rebuilt engine with a reinforced head gasket and updated cooling components is the only reliable long-term solution. For minor coolant weeping, a specialist cooling system overhaul may suffice, but temperatures must be monitored closely.
Don't Let Engine Failure Write Off Your Ford Fiesta ST 1.6 EcoBoost Mk7
Whether you are dealing with head gasket failure or turbocharger issues, comparing quotes ensures you do not overpay at a main dealer. EnginesMarket connects you directly with vetted UK specialists who supply upgraded, reconditioned Ford Fiesta ST 1.6 EcoBoost Mk7 engines backed by a minimum 12-month unlimited-mileage warranty and nationwide delivery or supply & fit options.
Compare rebuilt JTJA Ford Fiesta ST 1.6 EcoBoost Mk7 engine prices
12-Month Minimum
UK Specialists Vetted
Best Price GuidanceImportant Information
Important Information
"All prices are indicative UK market ranges based on historical quote data and repair requests from our network of engine specialists. Dealer pricing is estimated based on published main dealer labour rates and genuine OEM parts pricing. Specialist pricing reflects actual quote data from EnginesMarket's UK network. Actual costs vary depending on damage severity, vehicle condition, variant, and workshop location within the UK. Use our free comparison tool to get tailored quotes for your specific Ford Fiesta ST 1.6 EcoBoost Mk7. Every engine supplied through EnginesMarket carries a minimum 12-month unlimited mileage warranty - always confirm exact terms with your chosen supplier."
Ford Fiesta ST 1.6 EcoBoost Mk7 Engine ReplacementFrequently Asked Questions
Question 1How much does a Ford Fiesta ST 1.6 EcoBoost Mk7 engine replacement cost-
A complete reconditioned Ford Fiesta ST 1.6 EcoBoost Mk7 engine typically costs between £1,600 and £3,000 for supply only, while fully rebuilt units with upgraded components range from £2,500 to £4,000. Used engines are available from around £600.
- Prices vary based on the specific condition and supplier.
- Supply & fit labour will add approximately £455-£715 depending on the specialist.
- All rebuilt engines include a minimum 12-month warranty.
Question 2What are the signs of head gasket failure in a Ford Fiesta ST 1.6 EcoBoost-
Head gasket failure in the Ford Fiesta ST 1.6 EcoBoost Mk7 usually presents as persistent overheating, unexplained coolant loss, and white smoke from the exhaust.
- You may notice a milky residue on the oil filler cap or dipstick.
- The vehicle may enter limp mode to protect the engine from further thermal damage.
- Ignoring these signs can lead to catastrophic piston or cylinder head damage.
Question 3Is it worth replacing the engine in a Ford Fiesta ST 1.6 EcoBoost Mk7-
For a Ford Fiesta ST 1.6 EcoBoost Mk7 valued between £5,000 and £10,000, a full rebuilt engine is a financially sound investment.
- The replacement cost represents a reasonable percentage of the vehicle's total value, especially for well-maintained, low-mileage examples.
- A rebuilt engine with reinforced components often exceeds the reliability of the original factory unit.
- For lower-value, heavily modified examples, a quality used engine may be a more budget-conscious route.
Question 4Can I fit a Mk8 1.5 EcoBoost engine into a Mk7 Fiesta ST-
While physically possible with extensive modification, fitting a Mk8 1.5L 3-cylinder EcoBoost engine into a Mk7 Fiesta ST 1.6 EcoBoost is not a direct bolt-on swap.
- It requires significant supporting modifications, including a custom ECU tune, different wiring harness, and adapted engine mounts.
- The transmission and drivetrain components may also require adaptation to handle the different power delivery.
- We recommend consulting a specialist performance tuner before attempting this conversion to ensure compatibility and reliability.
Question 5How long does a Ford Fiesta ST 1.6 EcoBoost Mk7 engine replacement take-
A standard supply and fit for a Ford Fiesta ST 1.6 EcoBoost Mk7 engine typically takes 1 to 2 days once the engine has been delivered to the specialist workshop.
- Nationwide delivery of the engine usually takes 24-48 hours.
- The total turnaround time from quote acceptance to driving away is generally 3 to 5 working days.
- Complex cases involving custom tuning or seized ancillaries may require additional time.
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