Ford Fiesta ST 1.6 EcoBoost Mk7 Specialists

Ford Fiesta ST 1.6 EcoBoost Mk7 Engine Replacement Compare 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.

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Ford Fiesta ST 1.6 EcoBoost Mk7 Engine

from£1,600 to £4,000...

Usedfrom £600
Reconditionedfrom £1,600
Common codesJTJA

Ford fiesta ST 1.6 EcoBoost Mk7 Used Engine — JTJA

Ford fiestaUsed Engine — JTJA

Ford fiesta ST 1.6 EcoBoost Mk7 Reconditioned Engine — JTJA

Ford fiestaReconditioned Engine — JTJA

Ford fiesta ST 1.6 EcoBoost Mk7 Rebuilt Engine — JTJA

Ford fiestaRebuilt Engine — JTJA

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How it works

3 Simple Steps to Finding the Right Replacement Engine

Clear information first, then the right engine and specialist for your exact vehicle.

Variant History

Ford 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.

2013
JTJA introduced, 1.6L EcoBoost, 182 PS (134 kW), featuring a twin-scroll turbocharger, overboost function, and mechanical limited-slip differential compatibility.
2015
Minor facelift (Mk7.5), retaining the JTJA 1.6L EcoBoost engine but with updated infotainment and cosmetic tweaks.
2017
Production of the 1.6L EcoBoost ST ended, replaced in the Mk8 generation by a 1.5L 3-cylinder EcoBoost producing 200 PS.

Every engine fitted to the Ford Fiesta ST 1.6 EcoBoost Mk7 is covered below, with UK rebuilt pricing and known failure points.

Engine Codes & Pricing

Ford Fiesta ST 1.6 EcoBoost Mk7 Engine Codes Specifications & Replacement Cost

Find your exact engine code, specs and UK replacement cost guide.

JTJA — 1.6L Petrol (2013-2017)

Power Output: 182 PS (134 kW)
Years Fitted: 2013-2017

Can’t find your exact engine code?-> Get quotes for JTJA Ford Fiesta ST 1.6 EcoBoost Mk7 engine replacement

-> Get quotes for JTJA Ford Fiesta ST 1.6 EcoBoost Mk7 engine replacement

Common failure points and repair options

Coolant Leaks & Head Gasket Failure

Affected: 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.

Repair options

Repair tier	Dealer price	Specialist price
Cooling System Service	£400-£700	£250-£450
Full Replacement - rebuilt/reconditioned engine	£3,500-£5,500	£2,500-£4,000

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.

-> Compare rebuilt JTJA Ford Fiesta ST 1.6 EcoBoost Mk7 engine prices

Turbocharger Failure

Affected: Ford Fiesta ST 1.6 EcoBoost Mk7 (JTJA, 2013-2017)
Typical failure mileage: 70,000-120,000 miles

Root cause

Aggressive driving, delayed oil changes, or oil starvation can cause premature wear to the twin-scroll turbocharger bearings, leading to boost leaks, excessive smoke, and potential engine contamination if the turbo seizes and sheds debris.

Repair options

Repair tier	Dealer price	Specialist price
Turbo Replacement Only	£1,200-£1,800	£800-£1,200
Full Replacement - rebuilt/reconditioned engine	£3,500-£5,500	£2,500-£4,000

Our recommendation

If the turbo has failed and shed debris into the engine, or if oil starvation has occurred, a full engine replacement is strongly recommended over a standalone turbo swap to prevent imminent secondary failure.

-> Compare rebuilt JTJA Ford Fiesta ST 1.6 EcoBoost Mk7 engine prices

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.

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FAQ

Ford Fiesta ST 1.6 EcoBoost Mk7 Engine ReplacementFrequently Asked Questions

Everything Ford Fiesta ST 1.6 EcoBoost Mk7 owners usually ask before choosing a rebuilt, reconditioned or used replacement engine.

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.

-> Compare Ford Fiesta ST 1.6 EcoBoost Mk7 engine replacement prices today.

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.

-> Get a diagnostic quote for your Ford Fiesta ST 1.6 EcoBoost Mk7 engine issues.

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.

-> Check used and reconditioned Ford Fiesta ST 1.6 EcoBoost Mk7 engine prices.

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.

-> Confirm your exact Ford Fiesta ST 1.6 EcoBoost Mk7 engine code by entering your registration.

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.

-> Book a supply & fit quote for your Ford Fiesta ST 1.6 EcoBoost Mk7.

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Comparing quotes is completely free and carries no obligation. By entering your registration, you ensure that every quote you receive is precisely matched to your Ford Fiesta ST 1.6 EcoBoost Mk7 and its specific engine code, saving you from costly mismatches and dealer markups on high-performance components.

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