# How to break in new motor

**URL:** https://forums.speedlife.net/t/how-to-break-in-new-motor/242636
**Category:** Shift518 Automotive
**Created:** [March 8, 2009, 7:14am UTC](https://forums.speedlife.net/t/how-to-break-in-new-motor/242636 "2009-03-08T07:14:21Z")
**Posts on this page:** 1
**Showing post:** 24

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### Author: ![underboosted](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/underboosted/32/6424_2.png) [@underboosted](https://forums.speedlife.net/u/underboosted)
#### Post date: [March 8, 2009, 5:43pm UTC](https://forums.speedlife.net/t/how-to-break-in-new-motor/242636/24 "2009-03-08T17:43:58Z")

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> [@7/30 @ 8pm Starbucks Sunday Meet](https://forums.speedlife.net/t/7-30-8pm-starbucks-sunday-meet/15042/55):
>
> ouch my brain

+1.All the machine work was done at hunts.The block was bored .5mm over new pistons rods ACL race bearings.The crank was balanced,ground,and polished.

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