1.8 "B4184S8" Engine [e.g. Volvo C30, V50]

The Volvo B4184S8 is a four-cylinder petrol engine used in the Volvo C30 and V50. It belongs to the Volvo Modular Engine family, first introduced in 1990, and the B4184S8 itself was produced from 2004 to 2012.

The cylinder head is cast aluminium, while the block is made from grey flake-graphite cast iron. Displacement is 1.8 litres, with a bore and stroke of 81 mm x 86 mm. Maximum output is 125 kW (170 hp) at 6,000 rpm, with peak torque of 230 Nm at 4,400 rpm.

The engine uses multi-point fuel injection for improved power, better fuel economy and lower emissions. Variable valve timing further boosts performance across the rev range, while a balanced crankshaft reduces vibration and extends the engine’s service life.

The Volvo B4184S8 was fitted mainly to the C30 and V50, but also appeared in other Volvo models such as the S40 and V40. It pairs with either a five-speed manual gearbox or a five-speed Geartronic automatic.

The B4184S8 has proven itself a reliable and economical engine. Long service intervals keep maintenance costs down, and parts are easy to source, which keeps repair costs affordable.

In short, the Volvo B4184S8 is a well-built, capable engine used across several Volvo models. Its durable, efficient design makes it an appealing choice for drivers who want a dependable and responsive driving experience.

Here are the key facts on where the Volvo 1.8 petrol engine (engine code: B4184S8) was fitted, across makes, models and production years:

The Volvo 1.8 petrol engine was first introduced in 2006 and remained in use until 2010.

It was fitted to various Volvo models, including the C30, S40 and V50.

The Volvo C30 was built from 2006 to 2013, with the 1.8 petrol engine used in early models up to 2009.

The Volvo S40 was built from 2004 to 2012, with the 1.8 petrol engine used in early models up to 2009.

The Volvo V50 was built from 2004 to 2012, with the 1.8 petrol engine used in early models up to 2009.

The Volvo 1.8 petrol engine was also used in the Ford Focus and Ford C-Max, since Volvo was owned by Ford at the time. Production ended after 2010, when it was replaced by a 1.6-litre engine in Volvo models. Overall, the Volvo 1.8 petrol engine served across various Volvo models and some Ford models during its 2006-2010 production run, before later being superseded by a different engine in the Volvo range.

The exact engine shown in the photo may no longer be available, but we will always send you an offer including photos and full details of the available engine, such as mileage and overall condition.

Which cars does this engine fit?

Engine code B4184S8 was fitted to models including: Volvo C30, V50. The list is indicative — the same engine may also have been used in other models from the same manufacturer.

Always check your own engine code before ordering. The same displacement and the same model name can mean a different engine in a different model year, and only the code tells you for certain which engine the car has.

Where do I find the engine code?

The engine code is usually in one of three places:

• The registration document — under engine type or engine number.
• The engine itself — cast or stamped into the block, often at the gearbox end or under the cover.
• A workshop — a garage reads the code from your VIN in the manufacturer’s catalogue in a couple of minutes.

If you cannot find the code, send us the VIN and the registration number with your enquiry and we will look it up for you.

Other engines for the same makes

If this is not the engine you are after, see also:

• 1.8 B4184S11 Moottori
• 2.0 D5204T5 Moottori
• 2.0 D D4204T Moottori
• 2.4 D D5244T Moottori
• 2.4 D D5244T14 Moottori
• 2.4 D D5244T4 Moottori

Request a quote for this engine

Every engine we sell is tested and comes with a warranty. Most of our stock never appears on the website, so do ask for an engine that is not listed.

Send your enquiry with the engine code or the VIN and you will have an answer within 24 hours.