# Whats wrong with this picture?

**URL:** https://forums.speedlife.net/t/whats-wrong-with-this-picture/23431
**Category:** NYSpeed Automotive
**Created:** [January 22, 2007, 1:46pm UTC](https://forums.speedlife.net/t/whats-wrong-with-this-picture/23431 "2007-01-22T13:46:20Z")
**Posts on this page:** 1
**Showing post:** 34

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### Author: ![JaysGreenLX](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/jaysgreenlx/32/7321_2.png) [@JaysGreenLX](https://forums.speedlife.net/u/JaysGreenLX)
#### Post date: [January 22, 2007, 5:56pm UTC](https://forums.speedlife.net/t/whats-wrong-with-this-picture/23431/34 "2007-01-22T17:56:19Z")

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> [@newman](#):
>
> that’s actually added on some motors to increase piston surface area for increased cooling.

Really? I thought it was just to increase compression…learn something new everyday.

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