# what is the difference ,turbo 400 and turbo 350

**URL:** <https://forums.speedlife.net/t/what-is-the-difference-turbo-400-and-turbo-350/181053>\
**Category:** PittSpeed Automotive\
**Created:** [March 18, 2006, 8:34am UTC](https://forums.speedlife.net/t/what-is-the-difference-turbo-400-and-turbo-350/181053 "2006-03-18T08:34:09Z")\
**Posts on this page:** 5\
**Page:** 1

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**Author:** ![2003frontier](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/2003frontier/32/5965_2.png) [@2003frontier](https://forums.speedlife.net/u/2003frontier)\
**Post date:** [March 18, 2006, 8:34am UTC](https://forums.speedlife.net/t/what-is-the-difference-turbo-400-and-turbo-350/181053/1 "2006-03-18T08:34:09Z")

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What is the difference turbo 400 and turbo 350

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**Author:** ![Pewter](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/pewter/32/5936_2.png) [@Pewter](https://forums.speedlife.net/u/Pewter)\
**Post date:** [March 18, 2006, 9:49am UTC](https://forums.speedlife.net/t/what-is-the-difference-turbo-400-and-turbo-350/181053/2 "2006-03-18T09:49:35Z")

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400 is more heavy duty,

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**Author:** ![bgblockelcamino](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/bgblockelcamino/32/5997_2.png) [@bgblockelcamino](https://forums.speedlife.net/u/bgblockelcamino)\
**Post date:** [March 18, 2006, 11:39am UTC](https://forums.speedlife.net/t/what-is-the-difference-turbo-400-and-turbo-350/181053/3 "2006-03-18T11:39:40Z")

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400 do not need kickdown cable  
400 is def heavier more durable

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**Author:** ![eurodad](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/eurodad/32/5988_2.png) [@eurodad](https://forums.speedlife.net/u/eurodad)\
**Post date:** [March 18, 2006, 12:24pm UTC](https://forums.speedlife.net/t/what-is-the-difference-turbo-400-and-turbo-350/181053/4 "2006-03-18T12:24:49Z")

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400 uses more hp to turn. 350 is plenty for most applications.

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**Author:** ![Bravada\_442](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/bravada_442/32/5982_2.png) [@Bravada\_442](https://forums.speedlife.net/u/Bravada_442)\
**Post date:** [March 18, 2006, 12:28pm UTC](https://forums.speedlife.net/t/what-is-the-difference-turbo-400-and-turbo-350/181053/5 "2006-03-18T12:28:25Z")

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350 has two different length tailshafts… 6" (shorter) and 9" (exact same length as 700r4). 400 has a different tailshaft that would require a different crossmember than both of the 350’s. As well as the stuff the guys above me said.