Ford Puma 1.0 EcoBoost Mild Hybrid Engine ReplacementCompare Prices & Get Quotes
Get quotes today from trusted UK Ford Puma 1.0 EcoBoost Mild Hybrid engine specialists. Compare prices on reconditioned, rebuilt and used engines to find the most cost-effective solution for your vehicle.
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12-Month Warranty
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From £1,800 to £3,000 [EM-QUOTE]
Used from £700 · Reconditioned from £1,800 · Common codes: B7JA, B7JB, B7JC, B7JE
From £700
Tested, bare/short engine
From £1,800
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 Puma 1.0 EcoBoost Mild Hybrid Replacement Engineto Finding the Best Ford Puma 1.0 EcoBoost Mild Hybrid Replacement Engine
Most replacements completed within 3-5 days.
Variant HistoryFord Puma 1.0 EcoBoost Mild Hybrid - Engine History & Specs at a Glance
When the 1.0 EcoBoost Mild Hybrid variant launched, it served as the efficient, electrified flagship of the modern Ford Puma range, introducing a 48V belt-integrated starter generator (BISG) to improve fuel economy and refine stop-start operation.
Variant HistoryFord Puma 1.0 EcoBoost Mild Hybrid - Engine History & Specs at a Glance
When the 1.0 EcoBoost Mild Hybrid variant launched, it served as the efficient, electrified flagship of the modern Ford Puma range, introducing a 48V belt-integrated starter generator (BISG) to improve fuel economy and refine stop-start operation.
Ford Puma 1.0 EcoBoost Mild Hybrid
Fuel TypePetrol Mild Hybrid (mHEV)
Engine Size Range1.0L
Power Output Range125 PS - 155 PSEngine History Timeline
B7JA / B7JB introduced 1.0L EcoBoost mHEV, 125 PS (92 kW), featuring a timing chain for the camshafts but retaining a belt-in-oil drive for the oil pump to meet stricter emissions standards.
B7JC introduced for the Puma ST-Line offering 155 PS (114 kW) with the same mHEV architecture, updated thermal management, and sportier tuning.
B7JE introduced for automatic transmission variants maintaining the 125 PS output while integrating seamlessly with the 7-speed dual-clutch transmission.
Key Specs Snapshot
Fuel TypePetrol Mild Hybrid (mHEV)Engine Size Range1.0LPower Output Range125 PS - 155 PSYears Produced2019-presentEvery engine fitted to the Ford Puma 1.0 EcoBoost Mild Hybrid is covered below, with UK rebuilt pricing and known failure points.
Ford Puma 1.0 EcoBoost Mild Hybrid Engine Codes - Specifications & Replacement CostFord Puma 1.0 EcoBoost Mild Hybrid Engine Codes - Specifications & Replacement Cost
1.0L Petrol Mild Hybrid (2019-present)
Power Output125 PS (92 kW)Years Fitted2019-present
Compatible Trim Levels
- Ford Puma Zetec 1.0 EcoBoost mHEV
- Ford Puma Titanium 1.0 EcoBoost mHEV
Find your exact engine code, specs and UK replacement cost guide.
Used
Tested, ready-to-fit engine
£700-£1,500
Reconditioned
Addressed known issues, tested
£1,800-£3,000
Rebuilt
Full teardown, upgraded internals
£2,800-£4,200
Common Failure
Oil pump wet belt degradation leading to oil starvation, typically reported between 60,000-100,000 miles if incorrect oil specifications are used or service intervals are extended.
The Ford Puma 1.0 EcoBoost Mild Hybrid is a refined and efficient powertrain, but its specific internal architecture introduces a critical maintenance requirement. The B7JA, B7JB, B7JC, and B7JE codes dominate 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 Puma 1.0 EcoBoost Mild Hybrid (B7JA/B7JB/B7JC/B7JE) Suffers Oil Starvation
Affected Vehicles
Ford Puma 1.0 EcoBoost Mild Hybrid (B7JA, B7JB, B7JC, B7JE, 2019-present)
Typical Failure Mileage
60,000-100,000 miles
Root Cause
While the camshafts are driven by a timing chain, the oil pump is driven by a belt running submerged in the engine oil. If the incorrect oil specification (must be Ford WSS-M2C948-B 0W-20) is used, or service intervals are extended, the belt degrades, sheds rubber debris, and blocks the oil pickup strainer, causing catastrophic oil starvation and bottom-end failure.
Why It Happens
While the camshafts are driven by a timing chain, the oil pump is driven by a belt running submerged in the engine oil. If the incorrect oil specification (must be Ford WSS-M2C948-B 0W-20) is used, or service intervals are extended, the belt degrades, sheds rubber debris, and blocks the oil pickup strainer, causing catastrophic oil starvation and bottom-end failure.
Dealer (parts + labour)
£800-£1,200
Specialist (parts + labour)
£500-£800
What it involves
Drop sump, replace oil pump belt, clean oil pickup strainer, refill with correct spec oil
Suitability
Highly recommended preventative maintenance at 80k miles or 8 years
1 - 2 daysDealer (parts + labour)
£4,500-£6,500
Specialist (parts + labour)
£2,800-£4,200
What it involves
Supply & fit, upgraded components addressing the original failure point, 12-month warranty
Suitability
The right call if oil starvation has already caused bottom-end or turbocharger 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 |
|---|---|---|---|---|---|
 Minor/Preventative (Oil Pump Belt Service) Minor | £800-£1,200 | £500-£800 | Drop sump, replace oil pump belt, clean oil pickup strainer, refill with correct spec oil | Highly recommended preventative maintenance at 80k miles or 8 years | 1 - 2 days |
 Full Replacement - rebuilt/reconditioned engine Best Value | £4,500-£6,500 | £2,800-£4,200 | Supply & fit, upgraded components addressing the original failure point, 12-month warranty | The right call if oil starvation has already caused bottom-end or turbocharger damage | 1 - 2 days |
Vehicle Value Check
Vehicle Value Check
Apply this UK-wide decision framework, substituting the Ford Puma 1.0 EcoBoost Mild Hybrid-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 Puma 1.0 EcoBoost Mild Hybrid (2019-present) is currently valued between £10,000 and £20,000 [THIRD-PARTY]. Replacement cost is typically small relative to vehicle value, making a full rebuilt engine a highly justifiable expense to preserve the vehicle's substantial market value.
Our Recommendation
Our Recommendation
Preventative oil pump belt replacement is strongly recommended at 80,000 miles or 8 years. If oil starvation has already caused bottom-end knocking or turbocharger damage, a full rebuilt engine is the only reliable long-term solution, as a standalone oil pump repair will not reverse existing internal scoring.
Don't Let Engine Failure Write Off Your Ford Puma 1.0 EcoBoost Mild Hybrid
Whether you are dealing with oil pump belt degradation or secondary internal damage, comparing quotes ensures you do not overpay at a main dealer. EnginesMarket connects you directly with vetted UK specialists who supply upgraded, reconditioned Ford Puma 1.0 EcoBoost Mild Hybrid engines backed by a minimum 12-month unlimited-mileage warranty and nationwide delivery or supply & fit options.
Compare rebuilt B7JA Ford Puma 1.0 EcoBoost Mild Hybrid 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 Puma 1.0 EcoBoost Mild Hybrid. Every engine supplied through EnginesMarket carries a minimum 12-month unlimited mileage warranty - always confirm exact terms with your chosen supplier."
Ford Puma 1.0 EcoBoost Mild Hybrid Engine ReplacementFrequently Asked Questions
Question 1How much does a Ford Puma 1.0 EcoBoost Mild Hybrid engine replacement cost-
A complete reconditioned Ford Puma 1.0 EcoBoost Mild Hybrid engine typically costs between £1,800 and £3,000 for supply only, while fully rebuilt units with upgraded components range from £2,800 to £4,200. Used engines are available from around £700.
- Prices vary based on the specific engine code (B7JA, B7JB, B7JC, or B7JE).
- Supply & fit labour will add approximately £520-£715 depending on the specialist.
- All rebuilt engines include a minimum 12-month warranty.
Question 2Does the Ford Puma 1.0 EcoBoost Mild Hybrid have a wet belt-
While the camshafts are driven by a timing chain, the Ford Puma 1.0 EcoBoost Mild Hybrid still uses a "wet belt" (belt-in-oil) to drive the oil pump.
- This belt runs submerged in the engine oil and is susceptible to degradation over time.
- Using the incorrect oil specification accelerates belt breakdown and debris shedding.
- Debris from a failing belt can block the oil pickup strainer, causing catastrophic engine seizure.
Question 3Is it worth replacing the engine in a Ford Puma 1.0 EcoBoost Mild Hybrid-
For a Ford Puma 1.0 EcoBoost Mild Hybrid (2019-present) valued between £10,000 and £20,000, a full rebuilt engine is a financially sound investment.
- The replacement cost represents a reasonable percentage of the vehicle's total value.
- A rebuilt engine with reinforced components often exceeds the reliability of the original factory unit.
- Always evaluate the vehicle's overall condition and service history before committing to a full rebuild.
Question 4How long does a Ford Puma 1.0 EcoBoost Mild Hybrid engine replacement take-
A standard supply and fit for a Ford Puma 1.0 EcoBoost Mild Hybrid 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 mild-hybrid system calibration may require additional time.
Question 5What is the difference between the B7JA and B7JC Ford Puma 1.0 EcoBoost Mild Hybrid engines-
The primary difference between the B7JA and B7JC codes fitted to the Ford Puma 1.0 EcoBoost Mild Hybrid is the power output and associated trim levels.
- The B7JA produces 125 PS (92 kW) and is typically fitted to Zetec and Titanium trims.
- The B7JC produces 155 PS (114 kW) and is exclusively fitted to higher-spec ST-Line X and ST-Line Vignale trims.
- Mechanically, they share the same core mHEV architecture, but the B7JC features a larger turbocharger and different ECU mapping.
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