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If you are interested in turbos, you want to go fast.  Being able to tune a turbo can help you go faster by letting you quickly and easily change the turbo’s behavior to best suit conditions.  At Borowski Race Engines, Inc., all our customers want to go fast so we wanted to learn more about Bullseye Power LLC’s NLX tuneable turbos.  This blog will share with you what we learned. First, a little background.  A turbo’s performance is defined by what is referred to as its compressor map.  The outer limits of performance are largely set by the conditions at which the...

E85 is a highly oxygenated fuel consisting of 85% ethanol and 15% gasoline.  Many motorsports enthusiasts overlook E85 for performance applications because they associate it with low performance, flex-fuel vehicles.  This primary usage of E85 does not take advantage of any of its potential performance advantages.  Key benefits of E85 wasted on flex-fuel cars are: high oxygen content, evaporative cooling, higher octane and lower exhaust gas temperatures (EGTs).  All of these can be exploited when looking at building a boosted car.  Properly executed, the result should be more horsepower per dollar with improved street-ability. Forced induction or boost are terms...