From a 3.7 to a 3.4 Pulley how much more boost
#1
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Thinking about turning it up, D1-sc with asters auto spring tentioner set up running a 3.7 now and making 15 psi at around 6,000-6,300 rpm
740rwhp
looking to swap out the 3.7 for a 3.4 and make some more power , any idea about how much more boost she would blow with the smaller 3.4 pulley?
740rwhp
looking to swap out the 3.7 for a 3.4 and make some more power , any idea about how much more boost she would blow with the smaller 3.4 pulley?
#3
![Default](https://ls1tech.com/forums/images/icons/icon1.gif)
Thinking about turning it up, D1-sc with asters auto spring tentioner set up running a 3.7 now and making 15 psi at around 6,000-6,300 rpm
740rwhp
looking to swap out the 3.7 for a 3.4 and make some more power , any idea about how much more boost she would blow with the smaller 3.4 pulley?
740rwhp
looking to swap out the 3.7 for a 3.4 and make some more power , any idea about how much more boost she would blow with the smaller 3.4 pulley?
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