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jjak88 · 02-18-2001, 11:40 PM

I just installed a TFS intake and a 70 mm tb on my speed density car. When I start the car it runs really rich, has a rough idle, and if you put you hand on the intake every once in a while you can feel a pop. the timing is at 13 deg. Do I have to switch to mass air, or is there another fix?

02-18-2001, 11:40 PM	#1
jjak88 Registered Member Join Date: Feb 2001 Posts: 2	Need help ! I just installed a TFS intake and a 70 mm tb on my speed density car. When I start the car it runs really rich, has a rough idle, and if you put you hand on the intake every once in a while you can feel a pop. the timing is at 13 deg. Do I have to switch to mass air, or is there another fix?