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Throwback Bird
12-12-2010, 05:55 PM
I found a march under drive pully system. Guy says there for a LT1, would they fit my 3.4L

tkoforpresident
12-12-2010, 07:53 PM
pretty sure they would not fit.

tkoforpresident
12-12-2010, 07:53 PM
I might have an UNDERDRIVE alt pulley if you want it

But JET sells a kit with that and the crank pulley for like 80$

Travis@gvperformance
12-12-2010, 08:56 PM
march kit will not work. If you have a 3.4 then there is a JET kit that you can run.

Throwback Bird
12-13-2010, 01:15 AM
Yeah didn't think so, but ill check into the jet pullys, thanks.