# Quick LS1/f-body question

**URL:** <https://forums.speedlife.net/t/quick-ls1-f-body-question/189881>\
**Category:** PittSpeed Automotive\
**Created:** [May 12, 2007, 9:07am UTC](https://forums.speedlife.net/t/quick-ls1-f-body-question/189881 "2007-05-12T09:07:52Z")\
**Posts on this page:** 3\
**Page:** 1

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**Author:** ![T34418L31](https://avatars.discourse-cdn.com/v4/letter/t/e56c9b/32.png) [@T34418L31](https://forums.speedlife.net/u/T34418L31)\
**Post date:** [May 12, 2007, 9:07am UTC](https://forums.speedlife.net/t/quick-ls1-f-body-question/189881/1 "2007-05-12T09:07:52Z")

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Does anyone know, off hand, what the diameter is for the stock fuel feed from the tank to rail in an f-body?

Just checking to see if I’m going to need to run bigger lines in the Miata.

Thanks,

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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:** [May 12, 2007, 9:52am UTC](https://forums.speedlife.net/t/quick-ls1-f-body-question/189881/2 "2007-05-12T09:52:45Z")

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10mm or 3/8’s

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<div class="post-metadata">

**Author:** ![T34418L31](https://avatars.discourse-cdn.com/v4/letter/t/e56c9b/32.png) [@T34418L31](https://forums.speedlife.net/u/T34418L31)\
**Post date:** [May 12, 2007, 10:33am UTC](https://forums.speedlife.net/t/quick-ls1-f-body-question/189881/3 "2007-05-12T10:33:49Z")

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Thanks, I’ll measure mine later. Here’s hoping I don’t have to run bigger line.