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MG HS Engine ReplacementReconditioned & Used Prices Compared

Get quotes from trusted UK MG HS engine specialists. Compare reconditioned, rebuilt and used prices for 1.5L T-GDI - 15E4E & 15FDE covered. Compare supply & fit options today.

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MG HS 1.5L petrol engine replacement - 15E4E 15S4G rebuilt reconditioned UK
MG HS 1.5L Petrol Engines- from £1,850 to £3,200

Rebuilt units from £1,850

Common codes: 15E4E, 15S4G, 15C4E, LFV

MG HS 2.0L petrol engine replacement - 20L4E 20L4G rebuilt reconditioned UK
MG HS 2.0L Petrol Engines- from £2,400 to £4,100

Rebuilt units from £2,400

Common codes: 20L4E, 20L4G, 16K4F

MG HS PHEV hybrid engine replacement - 15S4E rebuilt reconditioned UK specialist
MG HS Hybrid Engines- from £3,200 to £5,800

Rebuilt units from £3,200

Common codes: 15S4E, 15FDE

MG HS engine replacement UK - compare reconditioned and rebuilt engine prices
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How It Works

3 Simple Stepsto Finding the Best MG HS Replacement Engine

12-Month Warranty
Supply & Fit Available
Nationwide Delivery
Trusted UK Suppliers

Most replacements completed within 3-5 days.

Engine Intelligence

MG HS Engines - Codes, Common Failures & Replacement Costs

The cards below cover the main engines fitted to the MG HS in the UK, including documented failure causes, variant production years, and typical rebuilt engine costs based on current UK market data.

MG HS engine intelligence reference

15E4E

Production History

  • MG HS SE 1.5 T-GDI - 2019-2024
  • MG HS Excite 1.5 T-GDI - 2019-2022
  • MG HS Exclusive 1.5 T-GDI - 2019-2022
  • MG HS Trophy 1.5 T-GDI - 2019-2024
  • MG HS Essence 1.5 T-GDI - 2020-2023

Known Failures

  • Timing chain stretch - tensioner wear causes rattle and potential failure from 60k miles.
  • Turbo wastegate rattle - actuator wear leads to boost loss and reduced performance.
  • High-pressure fuel pump failure - common on higher-mileage direct-injection units.

Specs

Petrol · 1.5L · 159-169hp · Turbocharged

Replacement Cost

Typical UK rebuilt engine: £1,850-£2,400 (supply only)

20L4E

Production History

  • MG HS Trophy 2.0 T-GDI - 2019-2022
  • MG HS Exclusive 2.0 T-GDI - 2019-2021

Known Failures

  • Turbocharger bearing wear - oil starvation causes premature failure on short-journey cars.
  • Timing chain tensioner fatigue - similar to 1.5L but less frequently reported.

Specs

Petrol · 2.0L · 228-231hp · Turbocharged

Replacement Cost

Typical UK rebuilt engine: £2,400-£3,500 (supply only)

15S4E

Production History

  • MG HS PHEV Exclusive - 2020-2024
  • MG HS PHEV Trophy - 2021-2024

Known Failures

  • Inverter coolant seal degradation - leaks into generator cause hybrid system shutdowns.
  • Crankshaft position sensor faults - intermittent stalling and no-start conditions.

Specs

Hybrid · 1.5L · 258hp combined · Turbocharged

Replacement Cost

Typical UK rebuilt engine: £3,200-£5,800 (supply only) Estimated from comparable 15S4E units - actual quotes may vary.

Customer Reviews

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Variants We Cover

MG HS Engine ReplacementAll Variants Covered

Not sure which variant your MG HS is- Enter your registration number above - we'll identify the exact sub-model, engine code and compatible replacement options instantly.

Engine Codes

MG HS Engine Codes

Every engine code fitted to the MG HS across all generations, with technical specs, compatible variants and trims, known failure points, and average rebuilt prices from UK specialists. Select any engine code to compare quotes.

Petrol Engines

Extracted from detailed petrol and performance engine families across MG HS variants.

Can't find your engine code-

Can't find your engine code- Enter your registration number above - we'll instantly identify the exact unit, its technical specifications, and live replacement prices from UK MG HS engine specialists. Every rebuilt engine comes with a minimum 12-month unlimited mileage warranty.

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Common Problems

MG HS Engine Problems

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Save vs Main Dealer Price

Disclaimer: 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 EngineMarket'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 MG HS and engine code. Every engine supplied through EngineMarket carries a minimum 12-month unlimited mileage warranty - always confirm exact terms with your chosen supplier.

Replacement Engine Options

MG HS Replacement Engine Types

Every MG HS engine type is available through our UK network with typical price ranges based on variant, engine code and budget.

MG HS Refurbished EnginesTargeted refurbishment of MG HS engines addressing specific failures like turbo wastegate or fuel pump issues.
Typical Price
£1,950 - £2,800
(supply only)
Refurbished

Refurbished MG HS engines fix known weak points cost-effectively. Ideal for 2.0L 20L4E units with turbo actuator faults.

  • Focus on documented failure components only
  • Faster turnaround than full rebuild
  • Mid-range warranty coverage typical
Typical Price
£1,950 - £2,800
(supply only)
View refurbished MG HS engine options

All rebuilt engines include a minimum 12-month warranty when sourced through EngineMarket. Prices are typical UK market ranges based on historical quote data from our network and depend on exact engine code, variant, mileage and supplier. Use our free comparison tool above - enter your registration to get tailored quotes for your specific MG HS within hours.

Engine Sizes

MG HS Engines by SizeFind the Right Displacement for Your Variant

Every displacement fitted to the MG HS in the UK is listed below, with compatible engine codes, production years and common failure notes to help you identify the right replacement.

The 1.5-litre turbo petrol engine (15E4E) is the backbone of the MG HS range in the UK, powering most SE, Trophy and Exclusive variants from 2019 onwards with strong mid-range torque for urban and motorway driving.

ENGINE CODE(S)15E4E, 15S4G, 15C4E, LFV
COMPATIBLE MODELS (UK)SE, Excite, Exclusive, Trophy, Essence, Explore
PRODUCTION YEARS2019-2024
Common Failure Points

Timing chain tensioner wear from 60k miles, turbo wastegate rattle, HPFP degradation on direct-injection units

Compare MG HS 1.5L petrol engine prices

Not sure which engine size your MG HS needs- Enter your registration number above - we'll identify the exact displacement, engine code and compatible replacement options instantly. All engines supplied through EngineMarket include a minimum 12-month unlimited mileage warranty from UK MG HS specialists.

Fuel Type

MG HS Engines by Fuel Type

Choose your MG HS engine by fuel type to compare realistic replacement prices, known issues, and compatible UK supply options - from the economical 1.5L petrol to the performance-focused PHEV hybrid.

The 1.5L turbo petrol engine dominates the UK MG HS lineup, with the 2.0L option available on early high-spec models - both require attention to timing chain maintenance.

Common MG HS Petrol Engine Families
15E4E
most common replacement engine (SE/Trophy), timing chain tensioner risk from 60k miles
15S4G
early-production variant, similar failure patterns to 15E4E
20L4E
higher-output 2.0L unit (Trophy 2.0), turbo bearing wear on short journeys
Found In
First generation HS (2019-2024)
15E4E, 15S4G, 20L4E
Facelift HS (2024-present)
updated 15E4E calibration
Known For
Strong mid-range torque ideal for UK driving conditions
Timing chain stretch documented on higher-mileage 1.5L units
Direct-injection carbon buildup on intake valves with frequent short trips
High replacement demand on Trophy and SE variants
Typical Petrol Models
MG HS SE 1.5 T-GDIMG HS Trophy 1.5 T-GDIMG HS Exclusive 1.5/2.0 T-GDIMG HS Excite 1.5 T-GDI

Not sure which fuel type your MG HS has- Enter your registration number above to instantly identify your engine code, fuel system and compatible replacement options - all backed by a minimum 12-month unlimited mileage warranty from UK MG HS specialists.

Engine Years

MG HS Engines by YearWhat Was Fitted & When

This section covers all major engine changes across the MG HS production timeline (2019-present), organised so owners can quickly identify their engine and compare rebuilt engine prices from UK specialists.

2019 - 2021 - First Generation Launch
Major Engine Change
The MG HS launched in the UK with 1.5L and 2.0L turbo petrol engines, establishing the 15E4E as the dominant replacement code.
Key Changes
UK market launch with 1.5L T-GDI (15E4E) as standard engine
Optional 2.0L T-GDI (20L4E) on high-spec Trophy and Exclusive trims
Introduction of Excite, Exclusive and Trophy trim levels
Known For
Strong initial sales driving early replacement demand
First reports of timing chain rattle on 1.5L units approaching 60k miles
Turbo wastegate issues emerging on high-mileage 2.0L examples
Main Engines
15E4E - - 1.5L petrol (SE / Excite / Exclusive / Trophy)
20L4E - - 2.0L petrol (Trophy 2.0 / Exclusive 2.0)
Engine Codes Covered
Popular Models
MG HS Excite 1.5 T-GDI
MG HS Trophy 1.5 T-GDI
MG HS Exclusive 2.0 T-GDI
Common Replacement Enquiries
MG HS 1.5 engine replacement
MG HS timing chain noise
MG HS Trophy engine cost
Get quotes for 2019-2021 MG HS replacement engines
FAQ

MG HS Engine ReplacementFrequently Asked Questions

How much does it cost to replace an MG HS engine in the UK-

Typical rebuilt MG HS engine prices range from £1,850-£2,400 for 1.5L petrol units and £2,400-£3,500 for 2.0L or hybrid variants, supply only.

  • 1.5L 15E4E rebuilt engines: £1,850-£2,400 typical range
  • 2.0L 20L4E units cost more due to lower availability
  • Supply & fit adds £600-£1,200 depending on garage location
  • All prices include 12-month warranty from vetted UK suppliers
Compare live MG HS engine replacement quotes now

Is it worth replacing the engine on an MG HS-

Yes, if your MG HS is under 8 years old or has strong service history - a rebuilt engine costs far less than buying a replacement vehicle.

  • Rebuilt engine: £1,850-£3,500 vs £15k+ for equivalent used HS
  • Timing chain failure doesn't always mean total write-off
  • Rebuilt units include upgraded components addressing original failure
  • 12-month warranty provides peace of mind vs uncertain used purchase
Find out if engine replacement makes sense for your MG HS

What causes timing chain failure on MG HS 1.5L engines-

Inadequate oil flow to the tensioner on cold starts causes premature wear, leading to chain stretch and potential valve damage if ignored.

  • Most common on 15E4E and 15S4G codes from 60k miles
  • Rattle on cold start is the key early warning symptom
  • Regular oil changes with correct spec can delay onset
  • Preventative replacement costs less than repairing valve damage
Get quotes for MG HS timing chain or rebuilt engine replacement

Can I fit a used MG HS engine instead of rebuilt-

Yes, used engines cost less (£1,200-£1,900) but carry unknown history and shorter warranties versus rebuilt units with upgraded components.

  • Used engines: cheaper upfront but verify mileage and service history
  • Rebuilt engines: include new timing components and 12-month warranty
  • For high-mileage HS, rebuilt often offers better long-term value
  • Always request compression test report for used units
Compare used vs rebuilt MG HS engine options and pricing

How long does an MG HS engine last with proper maintenance-

With regular oil changes and timely timing chain attention, MG HS 1.5L engines can reach 120k-150k miles before major work is needed.

  • Follow MG's 10k-mile oil change interval strictly
  • Use correct 0W-20 or 5W-30 fully synthetic oil spec
  • Listen for cold-start rattle indicating chain tensioner wear
  • Address turbo or fuel pump issues early to avoid secondary damage
Check MG HS engine longevity tips and maintenance guides

Do MG HS replacement engines come with a warranty-

Yes, all rebuilt and reconditioned MG HS engines supplied through EngineMarket include a minimum 12-month unlimited mileage warranty.

  • Warranty covers major components excluding wear items like belts
  • Hybrid units include HV system functionality guarantee
  • Always confirm exact terms with your chosen supplier before purchase
  • Keep service records to maintain warranty validity
View MG HS engine warranty terms from UK specialists

What's the difference between reconditioned and rebuilt MG HS engines-

Reconditioned engines replace worn parts to working spec; rebuilt engines include upgraded components addressing known failure points like timing chains.

  • Reconditioned: cost-effective, suitable for lower-mileage replacements
  • Rebuilt: includes reinforced timing kits, better for high-mileage HS
  • Both undergo bench testing and carry 12-month warranty
  • Price difference typically £200-£400 favouring rebuilt for longevity
Compare reconditioned vs rebuilt MG HS engine prices today

How quickly can I get a replacement MG HS engine-

Most rebuilt MG HS engines are dispatched within 2-5 working days UK-wide, with supply & fit appointments available within 1-2 weeks.

  • Standard rebuilt units: 2-5 day dispatch from UK stock
  • Hybrid/PHEV engines may require longer lead time
  • Supply & fit scheduling depends on local garage availability
  • Enter registration for exact lead time on your variant
Check live stock and delivery times for your MG HS engine

Will a replacement engine affect my MG HS insurance or MOT-

No, a like-for-like replacement engine with matching code won't affect MOT or insurance, but you must declare the change to your insurer.

  • MOT testers check emissions, not engine serial numbers
  • Insurers require notification of major component changes
  • Keep invoice and warranty documentation for future reference
  • Ensure ECU coding matches replacement engine specification
Get advice on MG HS engine replacement documentation

How do I find my MG HS engine code before ordering-

Check the stamped metal plate on the engine block near the exhaust manifold, or use your registration number for instant DVLA verification.

  • Common codes: 15E4E (1.5L), 20L4E (2.0L), 15S4E (PHEV)
  • Registration lookup via our tool confirms exact engine fitment
  • VIN decoding also reveals factory-fitted engine specification
  • Always verify code before ordering to avoid compatibility issues
Identify your MG HS engine code instantly with our free tool

Why Choose Us

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UK Engine Replacement Services for MG HS

Covering every variant from SE to Trophy and PHEV, with supply-only or full supply & fit available nationwide.

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