Underdrive Pulleys
#1
Just wanted to know if any of you guys are running Pulleys without running into any problems of any sort. Any info. will help. Are they worth the money and what types are you guys running. Thanks.
#2
ASP is the only company making them for our trucks. What mods do you have? They won't give much, maybe 10HP at most. If you have all of the other bolt-ons then they may be worth picking up just so you can expand the mod list..
#3
I found a set for sale here, so I picked them up becuase I had to remove the pulley when I did the cam swap any way. I also have the smaller alt. pulley, but with e-fans, headlights, and an amp, I get a little dimming. Not too bad but I do plan on upgrading to a 145A alt.
In addition to the power increase, you'll also notice better throttle response.
In addition to the power increase, you'll also notice better throttle response.
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Vortec350ss
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Jan 12, 2016 10:36 PM



