# tb ?

**URL:** <https://forum.g2ic.com/t/tb/20769>\
**Category:** Hybrids & Advanced Aftermarket Engine Performance\
**Created:** [February 7, 2002, 4:40am UTC](https://forum.g2ic.com/t/tb/20769 "2002-02-07T04:40:23Z")\
**Posts on this page:** 1\
**Page:** 1

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**Author:** ![system](https://forum.g2ic.com/user_avatar/forum.g2ic.com/system/32/1_2.png) [@system](https://forum.g2ic.com/u/system)\
**Post date:** [February 7, 2002, 4:40am UTC](https://forum.g2ic.com/t/tb/20769/1 "2002-02-07T04:40:23Z")

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ok what is the diff between vtec and non vtec tb how much horsepower will i gain buy changing my non vtec out for a vtec tb