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A Brief History in Tuning
In the beginning, before the advent of dynamometers and data logging equipment, performance tuning was accomplished at the track by utilizing one's understanding of the fundamentals of internal combustion engines and lots of trial and error. Over the years, many "rules of thumb" were developed to guide tuners in their efforts to set up various combinations. For a given combination, tuners would begin with a conservative setup and then sneak up on the optimum fuel and spark requirements by analyzing what little information was available and by using "rules of thumb" to make changes to the setup.
Due to the lack of accurate, meaningful information, tuners inevitably made changes to the system that degraded horsepower and/or damaged the equipment.
Today, with the advent of the information system and the proliferation of silicon-based electronics, many meaningful attributes can be measured and manipulated to optimize the performance of an internal engine.
Sensors that measure temperature, pressure, acceleration, velocity, distance, gas, electromagnetic frequency, and intensity can be utilized to record exhaust gas temperature, blower boost, engine torque, engine speed, ignition timing, and exhaust gas oxygen content.
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SCT’s Chip
Power Gains
The Chip was created with one thing in mind, POWER! 10-25% increase in horsepower and torque, depending on application. The Chip’s additional power makes itself noticeable immediately with an increase in power that starts in the low RPMs and builds into a frenzy at the high RPMs.
Performance gains
A Chip equipped vehicle will notice significant improvements in drivability. The additional power and improved shift patterns created by the Chip will yield quicker acceleration, firmer shifts, better mileage and improved towing characteristics.
The wider power band that the Chip creates will be particularly noticeable in city driving, where speeds constantly change. The mid-to-upper power increase is extremely useful on the highway when passing slower vehicles and to quickly maneuver out of emergency situations. The increase in MPG is a byproduct of maximized engine efficiency, the improved timing curve and air/fuel ratio creates a more complete combustion, i.e. the engine extracts more power from each molecule of gasoline.
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