Posts Tagged ‘n55 motor’


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Ward’s Auto has published its annual 10 Best Engines List and as always, some BMW engines make the list. Here are the award winning engines for 2012:

2.0L N20 Turbocharged DOHC I4 (F30 328i / Z4 sDrive28i / 528i / X1)
3.0L N55 Turbocharged DOHC I6 (F30 335i / E92 335i / 535i / 135i)
3.0L TFSI Supercharged DOHC V6 (Audi A6)
3.6L Pentastar DOHC V6 (Chrysler 300/Jeep Wrangler)
2.0L EcoBoost DOHC I4 (Ford Edge)
5.0L DOHC V8 (Ford Mustang Boss 302)
2.0L Turbocharged DOHC I4 … CONTINUED

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Matt@Camber-Toe performs a tear down of the N55 motor, BMW’s relatively new single turbo twin scroll N55 engine that now occupies the top spot within BMW’s inline-6-cylinder lineup. An analysis of the potential upper power limits of the turbos will be performed and overall upgradability of the N55.

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Here are the first clips we’ve seen of the BMW Performance Exhaust matched to a N55 motor and it sounds terrific! N55 BMWs come from the factory with a throatier exhaust than the N54 due to the absence of two mid cats. Paired with a Performance Exhaust, the N55′s growl is amplified beautifully.

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For 2011 BMW has made some substantial changes to the E92 and E92 BMW 3-Series Coupe and Convertible.

The first and foremost and probably biggest change is the introduction of the much debated N55 engine to the 335i3.0l
Single Turbo "TwinPower" Dual Scroll
300HP and 300LB-FT Tq.
Improved torque band and overall engine responsiveness
Introduction of VALVETRONIC
All aluminum construction

StylingRedesigned headlights (new shape and "graphics").
Brighter LED "corona" rings (angel eyes)
Bi-Xenon now standard
Adaptive Headlight and the Adaptive Headlight … CONTINUED

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The N55 is the second turbo engine out of BMWs new push towards EfficientDynamics and increased use of turbos as a replacement for displacement. The unit has been has been reviewed and people are generally happy with it, but whats interesting is that now it seems official: BMW will use the N55 as its main workforce with only a few notable exceptions