How much does a cambelt replacement cost in the UK?

Most UK drivers pay between £280 and £750 for a cambelt replacement, supplied and fitted. Small petrols sit at the lower end, larger diesels and SUVs toward the top, and prestige or wet-belt engines can be £900 to £1,400 or more.

Should I replace the water pump at the same time?

Yes, almost always. The water pump is driven by the cambelt on most engines, so the labour to reach it is already done. Adding the pump costs around £80 to £250 more and avoids paying the whole labour bill again if it fails a year later.

When should a cambelt be changed?

Follow your manufacturer's schedule. Most cambelts are due between 60,000 and 100,000 miles, or every 5 to 10 years, whichever comes first. Age matters as much as mileage because rubber belts perish over time.

What happens if a cambelt breaks?

On almost all modern engines, a snapped cambelt causes the valves to hit the pistons. The result is major internal engine damage, and repair bills of £1,500 to £4,000+ or a full engine replacement. A cambelt change is cheap insurance against this.

What is a wet belt and why is it more expensive?

Wet belts run inside the engine, bathed in oil (found on many Ford EcoBoost and PSA 1.2 PureTech engines). They take longer to change, sometimes need the sump off, and the belt itself is more expensive. Expect £600 to £1,100 for a wet belt job.

Can I get a cheaper cambelt change than at a main dealer?

Yes. Independent garages are typically 30 to 50 percent cheaper than franchised dealers using equivalent-quality parts. Get competing quotes on RepairRadar to compare prices, timescales and reviews before booking.

Cambelt replacement cost in the UK (2026 guide)

Typical UK price ranges

Prices below are a guide for a cambelt supplied and fitted by a garage, including labour and standard consumables. Your exact price depends on your car, whether the water pump is done at the same time, and where you live, so always confirm with a quote.

Vehicle or job type	Typical fitted cost
Small petrol hatchback (Fiesta, Corsa, Polo)	£280 to £450
Mid-size family car (Focus, Astra, Golf)	£350 to £600
Diesel saloon or estate	£450 to £750
SUV or 4x4	£550 to £900
Cambelt + water pump combined	+£80 to £250
Prestige or performance car (Audi, BMW, Mercedes)	£700 to £1,400+
Wet belt (Ford EcoBoost, PSA 1.2 PureTech)	£600 to £1,100

What affects the cost

Car make and engine

Bigger and more complex engines take longer to strip down. German and prestige marques sit at the top of the range, while small petrol hatchbacks are cheapest.

Labour time

A cambelt change is typically 3 to 6 hours of labour. Some engines need the front of the car or engine mounts removed to access the belt, which pushes cost up.

Water pump

Most garages strongly recommend doing the water pump at the same time. The part is £40 to £150, and it saves you paying the same labour bill again if the pump fails later.

Where you go

Independent garages are usually 30 to 50 percent cheaper than main dealers for the same job. Getting a few local quotes is the fastest way to avoid overpaying.

Why you must not skip it

Almost all modern engines are 'interference' designs — if the belt snaps, the valves hit the pistons.
A snapped belt typically means £1,500 to £4,000+ in engine damage, or a full replacement engine.
Belts perish with age as well as mileage — a low-mileage 8-year-old car still needs one.
There is usually no warning before failure. Once it goes, it goes.
Insurance rarely covers engine damage from a missed cambelt service.

How to pay a fair price

The same cambelt job can vary by £400 or more between garages, and main dealers are almost always the most expensive. The simplest way to avoid overpaying is to compare a few local quotes before you book. Describe your car once on RepairRadar and trusted local garages send you competing prices so you can choose on cost and reviews.

Compare local quotes

Cambelt replacement cost in the UK