# ITBs???

**URL:** <https://forums.speedlife.net/t/itbs/187966>\
**Category:** PittSpeed Automotive\
**Created:** [February 10, 2007, 8:28pm UTC](https://forums.speedlife.net/t/itbs/187966 "2007-02-10T20:28:57Z")\
**Posts on this page:** 1\
**Showing post:** 22

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**Author:** ![wrayzor](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/wrayzor/32/6021_2.png) [@wrayzor](https://forums.speedlife.net/u/wrayzor)\
**Post date:** [February 11, 2007, 9:14am UTC](https://forums.speedlife.net/t/itbs/187966/22 "2007-02-11T09:14:55Z")

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> [@fs: 5 star, 17 inch primax rims "Cheap"](https://forums.speedlife.net/t/fs-5-star-17-inch-primax-rims-cheap/21618/49):
>
> vince ran a high 12.8:1 on pump all summer drove it to the track and bad  
> timing it key here…
> 
> with E85 you can prob go around 14:1 on a honda motor with no problem…  
> what bore are you going to go with?

prolly just stock bore or .020 over (81.5 mm), if needed to be honed  
how do raised wrist pins work? Is that in the pistons or the rods?

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