Engines Market

MINI Convertible One SPECIALISTS

MINI Convertible One Engine Replacement Compare Prices & Get Quotes

Get quotes today from trusted UK MINI Convertible One engine specialists. Compare prices on reconditioned, rebuilt and used engines to secure the most cost-effective solution for your vehicle.

Supply & Fit Available
12-Month Warranty
Nationwide Delivery
100+ Suppliers
MINI Convertible One Engine
from£3,000 to £4,000
  • Usedfrom £800
  • Reconditionedfrom £1,500
  • Common codesW10B16A, N16B16A, B38A15A

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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

MINI Convertible One Engine History & Specs at a Glance

When the MINI Convertible One launched, it offered accessible, open-top driving dynamics, evolving from a naturally aspirated 1.6L unit to a highly efficient turbocharged 3-cylinder engine without sacrificing the iconic MINI character.

MINI Convertible One
  1. 2004

    W10B16A, 1.6L Naturally Aspirated Petrol, 90 hp (R52 generation launch)

  2. 2009

    N16B16A, 1.6L Naturally Aspirated Petrol, 98 hp (R57 generation, revised engine management and minor internal refinements for better efficiency)

  3. 2016

    B38A15A, 1.5L Turbocharged Petrol, 102 hp (F57 generation, architecture changed to a 3-cylinder turbocharged unit for improved torque and fuel economy)

Every engine fitted to the MINI Convertible One is covered below, with UK rebuilt pricing and known failure points.

Engine Codes & Pricing

MINI Convertible One Engine Codes Specifications & Replacement Cost

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

W10B16A — 1.6L Petrol (2004-2008) engine

W10B16A — 1.6L Petrol (2004-2008)

Power Output
90 hp
Years Fitted
2004-2008

Can’t find your exact engine code?-> Get quotes for W10B16A MINI Convertible One engine replacement

-> Get quotes for W10B16A MINI Convertible One engine replacement

Common Problems

MINI Convertible One Engine Problems Repair Cost vs Replacement

The MINI Convertible One is generally reliable for daily driving, but the N16 and B38 engines dominate replacement demand due to timing chain and cooling system vulnerabilities. Rebuilt engines through EnginesMarket include upgraded components addressing these original failure points, plus a minimum 12-month unlimited-mileage warranty.

Common failure points and repair options

Timing Chain & Tensioner Wear

Affected
MINI Convertible One (N16B16A, B38A15A, 2009-present)
Typical failure mileage
70,000-100,000 miles
Root cause
The timing chain tensioner can lose hydraulic pressure over time, allowing the chain to stretch and slap against the plastic guides. This creates a rattling noise on cold starts and can eventually lead to catastrophic internal engine damage if the chain jumps.

Repair options

Repair tierDealer priceSpecialist price
Preventative Chain Kit Replacement£700-£1,100£500-£800
Full Replacement - rebuilt/reconditioned engine£4,000-£5,500£2,500-£4,000
Our recommendation
If you hear a rattling noise on startup but the MINI Convertible One engine still runs smoothly, invest in a preventative timing chain kit replacement immediately. If the engine has already suffered a chain jump or severe oil starvation, a full replacement with a rebuilt unit featuring upgraded components is the only reliable long-term solution.
-> Compare rebuilt N16B16A MINI Convertible One engine prices

Water Pump & Thermostat Housing Leaks

Affected
MINI Convertible One (N16B16A, B38A15A, 2009-present)
Typical failure mileage
60,000-90,000 miles
Root cause
The plastic composite thermostat housing and water pump assemblies are prone to cracking under repeated heat cycles, leading to slow coolant loss, overheating warnings, and potential head gasket failure if ignored.

Repair options

Repair tierDealer priceSpecialist price
Cooling System Overhaul£500-£800£350-£600
Full Replacement - rebuilt/reconditioned engine£4,000-£5,500£2,500-£4,000
Our recommendation
Regular coolant flushes and immediate attention to minor leaks can prevent catastrophic overheating. If the MINI Convertible One engine has already warped the cylinder head due to overheating, a full replacement with a rebuilt unit is the most cost-effective and reliable path forward.
-> Compare rebuilt B38A15A MINI Convertible One engine prices

Don't Let Engine Failure Write Off Your MINI Convertible One

Whether you are dealing with the notorious N16 timing chain rattle or a B38 cooling system issue, replacing your engine with a rebuilt unit from EnginesMarket ensures the original weak points are addressed with upgraded components. You get a minimum 12-month unlimited-mileage warranty, nationwide delivery, and prices that are significantly lower than main dealer premiums.

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FAQ

MINI Convertible One Engine ReplacementFrequently Asked Questions

Everything MINI Convertible One owners usually ask before choosing a rebuilt, reconditioned or used replacement engine.

Why Choose Us

Compare MINI Convertible One Engine Prices Today

Don't overpay at the main dealer. Comparing quotes through EnginesMarket is 100% free and carries no obligation. We connect you directly with vetted UK specialists who hold the exact reconditioned or rebuilt engine your MINI Convertible One needs, complete with upgraded components and comprehensive warranty coverage.

500+500+ MINI Convertible One engines supplied through our network
12-Month12-Month Warranty on every rebuilt MINI Convertible One engine
NationwideNationwide UK delivery
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