Whipple pulley size for a 5.3

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05-18-2019, 09:25 PM

#11

ZO6Ted

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Join Date: Jan 2007

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Quote:

Originally Posted by supercharged680

We are running a 4.000 pulley on the 5.3's with no issues using 93 fuel.

Nice! No meth? LS or LT? What would that be 10-11 lbs or did they have headers and exhaust mods? Thanks in advance!.

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