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Potential Tuner
98 c1500 tuning help
i purchased a 98 silverado with a vortec 350 it has already been tuned for the cam/heads,(by pervious owner) but they set the idle at about 900 rpm. id like to drop it down to about 650-700. can i do that with my hp tuners. ive never tuned on the older trucks... thanks for any help!!!
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Tuner in Training
Yes you can do it but what size cam do you have ,50 duration and lobe Sep it might not want to idle that
low
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Tuner in Training
C1500 Tuning help
The 96-99, 5.0-5.7 Vortecs cam timing is critical. I have found that they don't like more than 215' @ .050 and a min of 112 LC.
Hope you find this useful.
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Potential Tuner
the cam is a comp 260XFI HR13 .210 .218 @.050 .56/.555 lift 113 thanks for the input