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Renault Megane 1.6-2.0 Petrol Specialists

Renault Megane 1.6-2.0 Petrol Engine Replacement Compare Prices & Get Quotes

Get quotes today from trusted UK Renault Megane 1.6 and 2.0 petrol engine specialists. Compare prices on reconditioned, rebuilt and used engines for your Megane petrol - supply and fit available nationwide.

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Renault Megane 1.6-2.0 Petrol Engine
from£1,200 to £3,500
  • Usedfrom £400
  • Reconditionedfrom £900
  • Common codesK4M 700, K4M 858, K4M 860
Renault megane 1.6-2.0 Petrol Used Engine — K4M 700Renault meganeUsed Engine — K4M 700Renault megane 1.6-2.0 Petrol Reconditioned Engine — K4M 700Renault meganeReconditioned Engine — K4M 700Renault megane 1.6-2.0 Petrol Rebuilt Engine — K4M 700Renault meganeRebuilt Engine — K4M 700

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3 Simple Steps to Finding the Right Replacement Engine

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

Variant History

Renault Megane 1.6-2.0 Petrol Engine History & Specs at a Glance

The Renault Megane 1.6 and 2.0 petrol engines have been the backbone of the Megane range across all four generations, from the original Megane I (1995) through to the Megane IV (2016-present). The K4M 1.6 16V and F4R 2.0 16V naturally aspirated engines dominated the early years, while later models introduced turbocharged variants including the 1.6 TCE and 2.0 TCE. These engines are known for their durability when properly maintained, though timing belt failure remains the single biggest risk across the entire family.

Renault Megane 1.6-2.0 Petrol
  1. 1995

    Megane I launched with 1.6 8v (K7M) and 2.0 16v (F4R 746, 135hp) petrol engines

  2. 1999

    1.6 16v (K4M 700) introduced with 107-110hp, replacing earlier 8v units

  3. 2002

    Megane II launched with K4M 1.6 16v (110-115hp) and F4R 2.0 16v (135hp) engines

  4. 2004

    Megane II Renault Sport launched with F4R 830 turbo (225hp)

  5. 2008

    Megane III launched with K4M 858 1.6 16v (110hp) and F4R 2.0 16v variants

  6. 2012

    1.6 TCE turbo (H5F) introduced alongside naturally aspirated K4M

  7. 2016

    Megane IV launched with 1.6 TCE 205 (M5M) and 2.0 TCE (F4R) engines

Every engine fitted to the Renault Megane 1.6-2.0 Petrol range is covered below, with UK rebuilt pricing and known failure points.

Engine Codes & Pricing

Renault Megane 1.6-2.0 Petrol Engine Codes Specifications & Replacement Cost

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

K4M 700 — 1.6 16V (107hp) (1999-2003) engine

K4M 700 — 1.6 16V (107hp) (1999-2003)

Power Output
107 bhp (79 kW)
Torque
148 Nm
Displacement
1598 cc
Years Fitted
1999-2003 (Megane I)

Can’t find your exact engine code?-> Get quotes for K4M 700 Renault Megane 1.6 petrol engine replacement

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Common Problems

Renault Megane 1.6-2.0 Petrol Engine Problems Repair Cost vs Replacement

The Renault Megane 1.6 and 2.0 petrol engine family spans naturally aspirated and turbocharged variants across four generations. While these engines are generally robust, timing belt failure is the single biggest risk across the entire range - the F4R engine is strong, but a missed belt change can be catastrophic.The K4M 1.6 also suffers from thermostat housing gasket failures and dephaser pulley issues.Rebuilt Megane 1.6-2.0 petrol engines through EnginesMarket include upgraded components addressing the original failure points, plus a minimum 12-month unlimited-mileage warranty.

Common failure points and repair options

Timing Belt Failure

Affected
Renault Megane 1.6-2.0 Petrol (K4M / F4R / M4R, 1995-present)
Typical failure mileage
60,000-80,000 miles or 5-6 years
Root cause
The K4M and F4R engines use belt-driven timing that requires replacement at manufacturer-specified intervals.A failed water pump bearing can cause the belt to track heavily toward the front of the engine, which can cause the camshaft pulley flanges to detach and enter the drive system.On F4R engines, a broken protection plate can wrap itself into the timing belt, causing immediate timing failure and destruction of valves, pistons, and cylinder head.If the belt breaks, the F4R engine doesn't suffer serious damage due to special piston design with valve recesses.

Repair options

Repair tierDealer priceSpecialist price
Timing belt replacement (preventative)£500-£800£300-£600
Cylinder head rebuild (valve damage)£1,500-£2,500£900-£1,800
Full engine replacement - rebuilt/reconditioned£3,500-£5,500£1,500-£4,000 (matches Section 4 rebuilt price)
Our recommendation
For any Megane 1.6-2.0 petrol owner, preventative timing belt replacement at 72,000 miles or 5 years is the single most cost-effective maintenance you can perform.If you're unsure whether the belt has been changed, budget for it immediately. For K4M 1.6 owners, monitor coolant for oil contamination and address thermostat housing gasket issues early. For F4R turbo owners, regular oil changes with the correct specification are critical to turbo longevity. For Megane II models worth under £1,500, a used engine may be more economically sensible than a rebuilt unit.

K4M Thermostat Housing & Cooling System Failure

Affected
Renault Megane 1.6 16V (K4M 700 / K4M 858 / K4M 860, 1999-2016)
Typical failure mileage
60,000-120,000 miles
Root cause
The K4M engine has a thermostat housing on the end of the cylinder head with a gasket that separates oil and coolant. When this gasket fails, oil (under higher pressure) invades the coolant channels, showing as oil in the coolant tank.This is often mistaken for a head gasket failure, but is actually a simpler (though still significant) repair.

Repair options

Repair tierDealer priceSpecialist price
Thermostat housing gasket replacement£300-£500£150-£300
Cylinder head gasket replacement£800-£1,500£500-£1,000
Full engine replacement - rebuilt/reconditioned£3,000-£5,000£1,500-£2,800 (matches Section 4 rebuilt price)
Our recommendation
For any Megane 1.6-2.0 petrol owner, preventative timing belt replacement at 72,000 miles or 5 years is the single most cost-effective maintenance you can perform.If you're unsure whether the belt has been changed, budget for it immediately. For K4M 1.6 owners, monitor coolant for oil contamination and address thermostat housing gasket issues early. For F4R turbo owners, regular oil changes with the correct specification are critical to turbo longevity. For Megane II models worth under £1,500, a used engine may be more economically sensible than a rebuilt unit.

F4R Turbo & Oil Breather Issues

Affected
Renault Megane 2.0 16V (F4R 830 / F4R 831, 2004-2009)
Typical failure mileage
60,000-100,000 miles
Root cause
The F4R turbo engine can suffer from oil breather system issues causing squeaking noises at idle.Head gasket failure can also occur, with symptoms including misfire and white smoke from exhaust.

Repair options

Repair tierDealer priceSpecialist price
Oil breather system modification£300-£500£150-£300
Turbocharger replacement£1,200-£2,000£800-£1,500
Full engine replacement - rebuilt/reconditioned£4,500-£7,000£3,200-£6,000 (matches Section 4 rebuilt price)
Our recommendation
For any Megane 1.6-2.0 petrol owner, preventative timing belt replacement at 72,000 miles or 5 years is the single most cost-effective maintenance you can perform.If you're unsure whether the belt has been changed, budget for it immediately. For K4M 1.6 owners, monitor coolant for oil contamination and address thermostat housing gasket issues early. For F4R turbo owners, regular oil changes with the correct specification are critical to turbo longevity. For Megane II models worth under £1,500, a used engine may be more economically sensible than a rebuilt unit.
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Don't Let Engine Failure Write Off Your Renault Megane 1.6-2.0 Petrol

The K4M and F4R engine family is well-understood by UK specialists, and replacement is often more cost-effective than chasing multiple individual failures - especially where timing belt failure has caused secondary damage. Every rebuilt Megane 1.6-2.0 petrol engine supplied through EnginesMarket carries a minimum 12-month unlimited-mileage warranty, with upgraded components addressing the original failure points. Compare prices from our nationwide network of vetted specialists - often significantly below main dealer quotes.

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FAQ

Renault Megane 1.6-2.0 Petrol Engine ReplacementFrequently Asked Questions

Everything Renault Megane 1.6-2.0 Petrol owners usually ask before choosing a rebuilt, reconditioned or used replacement engine.

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Comparing quotes for your Renault Megane 1.6-2.0 petrol engine replacement is free, no-obligation, and specific to your exact engine code (K4M 700, K4M 858, K4M 860, F4R 746, F4R 830, F4R 831 or M4R 711). Our vetted UK specialist network provides transparent pricing on used, reconditioned and rebuilt units - often significantly below main dealer rates. Enter your registration above and get matched with suppliers who stock your engine today.

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