Bmw s55 engine

The S55 debuted in and was the first mass-produced M Division engine with a turbocharger. However, bmw s55 engine, devotees had nothing to complain about because the S55 was a fantastic engine and bmw s55 engine good basis for the forced-induction engines that would likely power the M vehicles in the near future. Here's all you need to know about the BMW S

The S55 was introduced in in the F80 M3 and F82 M4 models, based on the single-turbo N55 but with a raft of changes on board. Since its launch, it has found its way into the F87 M2 Competition in a slightly de-tuned form, as well as in slightly higher states of tune in the Competition and CS versions of the M3 and M4, while the hottest version was fitted in the M4 GTS. After almost 30 years of high-revving, naturally aspirated engines spread across four generations of M3, with fours, sixes and eights found beneath their bonnets, the move to turbocharged power for the F8x generation of M3 and M4 was never going to be a popular one, but it was inevitable and very much a sign of the times. Spare a thought for both BMW and the S55 — the company and its new engine had an almost impossible act to follow, that being the mighty S65 V8. The S55 that emerged may not have seemed all that impressive at first glance, seeing as it was based on the much-used N55 that had featured in numerous BMWs.

Bmw s55 engine

I agree to the processing of my data in accordance with the conditions set out in the policy of Privacy. As the BMW S55 engine gets older, we are learning more and more about long-term reliability, common problems, and important preventative maintenance. It's no secret that aging high-performance BMWs need more maintenance than your average vehicle. Many older BMWs, especially M cars, have acquired quite a poor reputation for dependability - particularly when the miles start to stack up. But we don't think it's always deserved. Sure, there are a few examples such as the rod bearings found in the BMW E60 M5's S68 V10 that would wear prematurely, fail, and cause catastrophic engine failure. The tabs on the camshaft hubs would break off, end up in the timing chain, and cause catastrophic engine failure. It's a similar story for the V8-powered E9X BMW M3 which commonly suffered from rod bearing failure, throttle body actuator failure, oil consumption, and more. Lots of these reliability issues aren't unique to BMWs but, for certain models, the failure rate was unnaturally high. That brings us to the S55 engine from BMW. This engine was the first M3 engine to feature turbocharging - quite controversial at the time. The S55 powerplant offered relentless low-end torque, great power and decent efficiency. With Spowered BMWs now getting on in age, there are many examples on the market with high mileage, patchy service records, and a very tempting asking price. These examples tend to have over , miles on the clock and a shopping list of owners, but still quite attractive at the price point. Due to the nature of these vehicles, many examples have had very hard lives and, as they become cheaper, they will likely suffer the same issue that affected the E46 M3, for example.

Changing the gasket requires dropping the subframe — this is bmw s55 engine labor-intensive and expensive process that you want to try and avoid. Peak power fluctuated from horsepower to hp depending on the car it was powering - the former is still in production on the F87 M2 CS Racing. Whilst the N54 used a twin-turbo arrangement, the newer N55 uses only a single twin scroll turbocharger, bmw s55 engine.

BMW Engines. Horatiu Boeriu. The BMW S55 engine had a short life, but it left a long lasting impression on the M owners community. The BMW S55 engine is actually the performance version of the popular N55 engine , which debuted in as the first mass-produced engine to feature a twin-scroll turbocharger. The S55 is a 3.

Its demise came at the hands of the S55 — the first mass-produced M Division engine to feature a turbocharger. The introduction of the S55 was a considerable step away from the kind of engines that typically powered a BMW M car. However, enthusiasts were left with little reason to complain as the S55 was a phenomenal engine and a solid foundation for the forced-induction engines that are likely to power the M cars in the immediate future. Although based on the N55, the S55 shares little in common. Yes, figures like the 84 mm bore,

Bmw s55 engine

I agree to the processing of my data in accordance with the conditions set out in the policy of Privacy. As the BMW S55 engine gets older, we are learning more and more about long-term reliability, common problems, and important preventative maintenance. It's no secret that aging high-performance BMWs need more maintenance than your average vehicle. Many older BMWs, especially M cars, have acquired quite a poor reputation for dependability - particularly when the miles start to stack up. But we don't think it's always deserved. Sure, there are a few examples such as the rod bearings found in the BMW E60 M5's S68 V10 that would wear prematurely, fail, and cause catastrophic engine failure. The tabs on the camshaft hubs would break off, end up in the timing chain, and cause catastrophic engine failure. It's a similar story for the V8-powered E9X BMW M3 which commonly suffered from rod bearing failure, throttle body actuator failure, oil consumption, and more.

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Needless to say, […] Read blog. The cylinder bores also featured a twin-wire arc-sprayed coating — an atomized spray of metal that is a complex but lighter solution than conventional cylinder liners. The S55 powerplant offered relentless low-end torque, great power and decent efficiency. If you're driving hard, this is even more important. If the vehicle isn't completely unmodified and within warranty, this leaves owners with a very expensive repair bill. This is a very common issue for the S The same may be said for the engine's dependability. Toyota Supra MK5 A Cookie policy I agree to the processing of my data in accordance with the conditions set out in the policy of Privacy. The cooling system, including the coolant […]. Here's all you need to know about the BMW S Similarly, an oil extraction pump ensures consistent oil flow even during aggressive acceleration and deceleration. Newsletter 0. It debuted in the F The solution is to install an aftermarket keyed or pinned crank hub that prevents slippage.

The BMW N55 is a turbocharged straight-six petrol gasoline engine that began production in The N55 was BMW 's first straight-six engine to use a twin-scroll turbocharger.

Due to the nature of these vehicles, many examples have had very hard lives and, as they become cheaper, they will likely suffer the same issue that affected the E46 M3, for example. Volksworld Plus Tickets Now Available. But we don't think it's always deserved. In addition to the twin-scroll turbocharger, the S55 used the manufacturer's 'Valvetronic' and 'Double-VANOS' valve timing and valve lift technology, which allowed for linear power delivery over the rev range. Sure, there are a few examples such as the rod bearings found in the BMW E60 M5's S68 V10 that would wear prematurely, fail, and cause catastrophic engine failure. The engine also features a closed-deck crankcase design, a twin-wire arc-sprayed coating on the cylinder bores, Grafal-coated aluminum alloy pistons, and Valvetronic variable valve lift technology. In short, the engine is toast. The cylinder bores also featured a twin-wire arc-sprayed coating — an atomized spray of metal that is a complex but lighter solution than conventional cylinder liners. BMW S55 engine valve cover gasket leak symptoms Low engine oil light Burning oil smells Smoke coming from valve cover area Oil on spark plug threads Fortunately, this only becomes a serious issue when oil starvation occurs. The N55, which the S55 is based on, did very infrequently experience a spun crank hub. If you ensure your oil level remains optimum and fix the issue as soon as possible with a replacement valve cover gasket , you'll come away with not too much of a bill. The S58 is based on the B58TU engine and shares the same 3.