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allowing them to be used in both race and street configurations
Install note: Torque spec for the fitting into the valve cover is 100in/lbs
It comes with multiple bolt holes for the stock MAP or the GMS1 sensors so you can run either with no modifications
however you will have to run a switched ground wire from your PCM to a switch in the car to activate it
Powell YYZ Cobalt Lowering Springs S allowing them to be usedThese high quality rising rate performance lowering springs were devised by John Powell drawing on his experience building race Cobalts for General Motors Performance Division. Engineered by Hyperco out of the USA. Hyperco have supplied the springs for every winning Indianapolis 500 race car since 1960 Accepted overwhelming by the Cobalt Nation, now on the 7th production series. V. 1 was a slightly higher spring in trim height as racing experience
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