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Jimmy
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“Thanks to EngineMarket, I saved over £1,200 on my engine replacement and got matched with a great local specialist within the hour.”
Sentra Marketplace
Nissan Sentra Engine ReplacementReconditioned & Used Prices Compared
Get quotes from trusted UK Nissan Sentra engine specialists. Compare reconditioned, rebuilt and used prices for 1.6L to 2.5L - GA16DE, SR20DE, MR20DE & QR25DE covered. Compare supply & fit options today.
Supply & Fit Available
12-Month Warranty
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🔒 Secure enquiry - no spam, no pressure. Genuine quotes only from vetted UK Nissan Sentra specialists.
Instant engine replacement quote - 100% free, no obligationEngine replacement near me - UK-wide specialist networkCompare reconditioned, rebuilt & used engine pricesSupply & fit available - parts and labour from vetted specialistsInstant engine replacement quote - 100% free, no obligationEngine replacement near me - UK-wide specialist networkCompare reconditioned, rebuilt & used engine pricesSupply & fit available - parts and labour from vetted specialists
Instant engine replacement quote - 100% free, no obligationEngine replacement near me - UK-wide specialist networkCompare reconditioned, rebuilt & used engine pricesSupply & fit available - parts and labour from vetted specialistsInstant engine replacement quote - 100% free, no obligationEngine replacement near me - UK-wide specialist networkCompare reconditioned, rebuilt & used engine pricesSupply & fit available - parts and labour from vetted specialists
How It Works
3 Simple Steps3 Simple Stepsto Finding the Best Nissan Sentra Replacement Engineto Finding the Best Nissan Sentra Replacement Engine
12-Month Warranty
Supply & Fit Available
Nationwide Delivery
Trusted UK Suppliers
Most replacements completed within 3-5 days.
Live UK Engine Market Data
Sentra Engine Replacement
What Are UK Drivers Paying for Nissan Sentra Engine Replacement-
The table below shows typical UK rebuilt engine costs across Nissan Sentra variants - compare failure causes, engine codes, fuel types, and price ranges to benchmark what UK drivers are paying.
Average Market Prices
Last updated: 4 Aug 26, 9:26
Customer Reviews
Trusted by Nissan Sentra OwnersAcross the UK
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Rated 4.8 out of 5 by 1,081 verified customers who sourced reconditioned and used Nissan Sentra engines through EngineMarket.
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Pete
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“Got three quotes within an hour and chose the best deal easily. The whole process was quick, clear and stress-free.”
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Sophie
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“I wasn't sure what I needed, but they helped me identify the right engine and connected me with a trusted garage.”
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Thanks to EngineMarket, I saved over £1,200 on my engine replacement and got matched with a great local specialist within the hour.”
- Jimmy, London
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Variants We Cover
Nissan Sentra Engine ReplacementAll Variants Covered
Nissan Sentra S
MR20DE 2.0L Petrol
Rebuilt Engines: £1,400-£3,000
Nissan Sentra SV
QR25DE 2.5L Petrol
Rebuilt Engines: £1,600-£3,400
Nissan Sentra SL
QR25DE 2.5L Petrol
Rebuilt Engines: £1,600-£3,400
Nissan Sentra SR
QR25DE 2.5L Petrol
Rebuilt Engines: £1,700-£3,500
Nissan Sentra Nismo
QR25DE 2.5L Petrol
Rebuilt Engines: £1,800-£3,600
Nissan Sentra B17 Chassis
QR25DE/MR20DE Petrol
Rebuilt Engines: £1,400-£3,400
Not sure which variant your Nissan Sentra is- Enter your registration number above - we'll identify the exact sub-model, engine code and compatible replacement options instantly.
Engine Codes
Nissan Sentra Engine CodesNissan Sentra Engine CodesFull Technical Specifications & Replacement Guide
Every engine code fitted to the Nissan Sentra 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 Nissan Sentra variants.
Extracted from detailed petrol and performance engine families across Nissan Sentra 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 Nissan Sentra engine specialists. Every rebuilt engine comes with a minimum 12-month unlimited mileage warranty.
Common Problems
Nissan Sentra Engine Problems
The Nissan Sentra's petrol engines are generally reliable, but QR25DE units in high-mileage grey import use commonly suffer timing chain wear and oil consumption. Every...
Every rebuilt engine includes a minimum 12-month unlimited mileage warranty.
1. Timing Chain Failure
Why QR25DE Sentra Engines Fail Prematurely
Most Affected Vehicles
Sentra SV
SL
SR
Nismo
Production Years: 2013 - 2019
Engine: QR25DE
Failure Mileage Range
60,000-100,000 miles
Typical failure window
Root Cause
Factory timing chain tensioner loses pressure over time, allowing chain slack that damages guides and can jump timing.
Repair Options & Estimated Costs (UK ranges)
| Repair Tier | Dealer Price | Specialist Price | What It Involves | Longevity / Suitability |
|---|---|---|---|---|
Minor - Preventative Chain Replacement Minor | £1,200 - £1,800 | £800 - £1,300 | Replace chain, tensioner, guides before catastrophic failure | Viable only if caught early; prevents engine damage |
Full Replacement - Rebuilt / Reconditioned Engine Best Value | £3,500 - £5,200 | £1,600 - £3,400 | Supply & fit rebuilt QR25DE with upgraded timing kit, bench tested, 12-month warranty | Best value for high-mileage imports; addresses root cause |
Our Recommendation
Best next step for timing chain failure
If you're hearing rattling on cold start and your Sentra has over 70k miles, budget for a full rebuilt engine - preventative chain work rarely stops secondary damage on grey imports.
Don't Let Engine Failure Write Off Your Nissan Sentra
Timing chain wear, oil consumption, and VVT failures are the most common reasons UK grey import Sentra owners seek replacement engines. EngineMarket makes it simple to compare prices from trusted UK Nissan Sentra specialists who understand US-spec calibration and grey import logistics. Every rebuilt engine includes upgraded components addressing the original failure point, plus nationwide delivery and a minimum 12-month unlimited mileage warranty. Compare prices and get back on the road without the main dealer premium.
Compare Nissan Sentra Engine Replacement Prices Now →Nissan Sentra Engine Problems
What It Costs to Fix & When Replacement Makes Sense
Replacement Engine Options
Nissan Sentra Replacement Engine Types
Every Nissan Sentra engine type is available through our UK network with typical price ranges based on variant, engine code and budget.
Nissan Sentra Reconditioned Engines (Recon)£1,400 - £3,200(supply only)
Nissan Sentra Rebuilt Engines£1,600 - £3,400(supply only)
Nissan Sentra Used Engines£900 - £2,400(supply only)
Nissan Sentra Remanufactured Engines£2,000 - £4,200(supply only)
Nissan Sentra Supply & Fit Engines
Complete Sentra engine replacement service including sourcing, delivery and specialist fitting.
Typical Price
£400 - £800
(added to engine price)
Engine Sizes
Nissan Sentra Engines by SizeFind the Right Displacement for Your Variant
Every displacement fitted to the Nissan Sentra is listed below, with compatible engine codes, years and common failure notes to help you identify the right replacement.
The HR16DE 1.6L powers newer B18-generation Sentra models, offering improved fuel economy and updated emissions calibration for UK compliance. This economy-focused unit is less common in UK grey imports but growing in demand as newer US-spec vehicles enter the market.
| ENGINE CODE(S) | HR16DE |
| COMPATIBLE MODELS (UK) | S (B18, 2019-2024), SV |
| PRODUCTION YEARS | B18, 2019-2024 |
Common Failure Points
Timing chain stretch on early B18 units, VVT solenoid faults
Not sure which engine size your Nissan Sentra 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 Nissan Sentra specialists.
Fuel Type
Nissan Sentra Engines by Fuel Type
Choose your Nissan Sentra engine by fuel type to compare realistic replacement prices, known issues, and compatible UK supply options - from early S 2.0L to the latest B18 1.6L.
All UK grey import Nissan Sentra models use petrol engines, with QR25DE 2.5L dominating replacement enquiries due to high US-market volume and known failure patterns.
Common Nissan Sentra Petrol Engine Families
QR25DE
Most common replacement engine (SV/SL/SR/Nismo), timing chain and oil consumption risks
MR20DE
Entry-level S trim engine, generally reliable but less UK-available
HR16DE
Newer B18 economy unit, updated emissions for UK compliance
MR16DDT
Turbo performance variant (Nismo), specialist sourcing required
Found In
B17 Generation (2013-2019)
QR25DE, MR20DE
B18 Generation (2019-2024)
HR16DE, QR25DE (select markets)
Known For
QR25DE timing chain tensioner wear between 60k-100k miles
High UK replacement demand on SV/SL grey imports
Cross-compatibility with Nissan Qashqai/Rogue expands parts availability
US-spec calibration may require UK emissions adjustment on replacement
Typical Petrol Models
S (2.0L MR20DE)SV (2.5L QR25DE)SL (2.5L QR25DE)SR (2.5L QR25DE)Nismo (2.5L QR25DE tuned)
Not sure which fuel type your Nissan Sentra 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 Nissan Sentra specialists.
Engine Years
Nissan Sentra Engines by YearWhat Was Fitted & When
This section covers all major engine changes across the Nissan Sentra's production timeline, organised so grey import owners can quickly identify their engine and compare rebuilt prices from UK specialists.
2013 - 2016 - B17 Launch: QR25DE & MR20DE Debut
Major Engine Changes2 engine highlights
The B17 Sentra launched with two petrol engines, establishing the QR25DE as the high-volume replacement candidate for UK grey imports.
Key Changes
B17 chassis introduced for North American market
QR25DE 2.5L and MR20DE 2.0L petrol engines offered
CVT automatic standard on most variants
Known For
QR25DE timing chain tensioner issues emerge in high-mileage use
MR20DE generally reliable but less common in UK imports
CVT calibration requires ECU match on engine replacement
Popular Models
Nissan Sentra S
Nissan Sentra SV
Nissan Sentra SL
Get quotes for 2013-2016 Nissan Sentra replacement engines
2013 - 2016 - B17 Launch: QR25DE & MR20DE Debut
Major Engine Changes2 engine highlights
The B17 Sentra launched with two petrol engines, establishing the QR25DE as the high-volume replacement candidate for UK grey imports.
Key Changes
B17 chassis introduced for North American market
QR25DE 2.5L and MR20DE 2.0L petrol engines offered
CVT automatic standard on most variants
Known For
QR25DE timing chain tensioner issues emerge in high-mileage use
MR20DE generally reliable but less common in UK imports
CVT calibration requires ECU match on engine replacement
Popular Models
Nissan Sentra S
Nissan Sentra SV
Nissan Sentra SL
Common Replacement Enquiries
Get quotes for 2013-2016 Nissan Sentra replacement engines
FAQ
Nissan Sentra Engine ReplacementFrequently Asked Questions
Question 1How much does a Nissan Sentra engine replacement cost in the UK-
Nissan Sentra engine replacement costs in the UK typically range from £1,200 to £3,400 for a rebuilt unit, depending on engine code, variant, and grey import logistics. QR25DE 2.5L units command the highest prices due to demand and complexity.
- QR25DE rebuilt: £1,600-£3,400 supply only
- MR20DE rebuilt: £1,400-£3,000 supply only
- Grey import fitting adds £400-£800 labour
- Warranty and delivery included in specialist quotes
Question 2What engine codes fit my Nissan Sentra-
Compatible engine codes for your Nissan Sentra depend on chassis (B17/B18) and trim; QR25DE, MR20DE and HR16DE are the primary codes, with MR16DDT for Nismo variants.
- B17 (2013-2019): QR25DE, MR20DE
- B18 (2019-2024): HR16DE, select QR25DE
- Nismo requires MR16DDT or tuned QR25DE
- Enter registration to verify exact code match
Question 3How long does Nissan Sentra engine replacement take UK-
Nissan Sentra engine replacement in the UK typically takes 6-8 hours fitting time plus 7-14 days sourcing for grey import engines, with specialist networks coordinating US/UK logistics.
- Fitting time: 6-8 hours for QR25DE/MR20DE
- Sourcing: 7-14 days for grey import units
- Supply & fit bundles streamline the process
- Warranty documentation provided on completion
Question 4Do Nissan Sentra replacement engines come with a warranty UK-
Yes, all Nissan Sentra replacement engines supplied through EngineMarket include a minimum 12-month unlimited mileage warranty from UK specialists, with grey import-specific terms clarified upfront.
- Minimum 12-month unlimited mileage coverage
- Warranty valid for UK road use on grey imports
- Terms confirmed with chosen supplier pre-order
- Upgraded components covered against repeat failure
Question 5Can I supply my own Nissan Sentra engine for fitting UK-
While some UK garages accept customer-sourced Nissan Sentra engines, EngineMarket recommends bundled supply & fit for warranty validity and grey import compatibility assurance.
- Specialist fitting requires ECU calibration expertise
- Warranty typically void on customer-supplied units
- Grey import logistics best handled by network partners
- Get quote comparison before sourcing independently
Question 6What's the difference between rebuilt, reconditioned, and used Sentra engines-
Used Nissan Sentra engines are as-removed from donors; rebuilt units have key components replaced; reconditioned engines undergo full restoration to original specifications with upgraded failure-point parts.
- Used: Budget option, compression-tested, limited warranty
- Rebuilt: Upgraded timing kit/rings, best value for grey imports
- Reconditioned: Full strip/rebuild, longest lifespan option
- All include minimum warranty when sourced via EngineMarket
Question 7Will a replacement engine affect my Nissan Sentra insurance UK-
Declaring a Nissan Sentra engine replacement to your insurer is required, but like-for-like rebuilt units typically don't increase premiums for grey import vehicles if specifications remain unchanged.
- Declare engine replacement to maintain policy validity
- Like-for-like code swap rarely affects premium
- Performance upgrades (Nismo) may require specialist cover
- Keep warranty documentation for insurer reference
Question 8How do I know if my Nissan Sentra needs an engine replacement or just a repair-
If your Nissan Sentra shows knocking, excessive oil consumption, or timing chain rattles above 70k miles, replacement is often more cost-effective than repair for grey import owners facing parts delays.
- Compression test and diagnostic scan first step
- Repair viable under £1,400 or if parts readily UK-available
- Replacement preferred for QR25DE timing/oil issues
- Free grey import diagnostic checklist available via quote
Question 9Can I upgrade my Nissan Sentra engine during replacement UK-
Upgrading your Nissan Sentra engine during replacement (e.g., MR20DE to QR25DE) is possible but requires ECU reprogramming, potential transmission calibration, and insurance declaration for grey import vehicles.
- Engine swaps need specialist ECU recalibration
- Transmission compatibility must be verified pre-order
- Insurance premium may increase with performance upgrades
- Get specialist quote before committing to upgrade path
Question 10What documentation do I need for Nissan Sentra engine replacement UK-
For Nissan Sentra engine replacement in the UK, you'll need your V5C registration, proof of grey import status if applicable, and the replacement engine's warranty certificate for DVLA engine number updates.
- V5C required for engine number change notification
- Warranty certificate provided by supplying specialist
- Grey import documentation supports parts sourcing
- Keep all paperwork for MOT and insurance compliance
Why Choose Us
Why UK Nissan Sentra Owners Trust EngineMarket
Join thousands of UK drivers who compare Nissan Sentra engine prices through our network of trusted specialists - every rebuilt and reconditioned unit backed by a minimum 12-month unlimited mileage warranty and nationwide delivery.
Trusted Nissan Sentra Engine Suppliers
Every garage and engine rebuilder in our network is vetted, rated, and reviewed by real Nissan Sentra owners.
Compare Nissan Sentra Engine Replacement Companies
See prices, warranty terms, and supply & fit options side-by-side before you commit.
UK Engine Replacement Services for Nissan Sentra
Covering every variant from budget S to performance Nismo, with supply-only or full supply & fit available nationwide.
Find the best Nissan Sentra engine replacement near you
Compare engine prices for Nissan Sentra in the UK and get competitive quotes from garages near you.
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Trusted supplier network
Warranty-backed rebuilt & used options
Every quote checked for fitment, quality and lead time.