Quote:
Originally Posted by bjorkluv
You do not need a Walbro Pump
You do not need an 85mm Exh on an N/A motor. 2.5 inch MAX. I don't think the numbers are insanely low for your Mods at all.
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3" Cat-backs have proven numerous times to make power and lose hardly any if any at all hp throughout the entire RPM range on a KA. 2.5 is for smaller displacement engines. Considering that people make a lot more than that with stock KA engines that number is low.