Question on fuel line size

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Jun 16, 2012 | 07:40 AM

Moter

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Launching!

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From: Hutto Tx

Question on fuel line size

Im doing a conversion on and older chevy with a 5.3 and 72mm turbo. The car will be street driven with once a year pass down the track .Im using a single Walbro 255..the unit the holds the pump in the tank has 3/8 in and out fittings.

Questions is..should i use -6 or -8 for the supply to fuel rail?

Thanks

Jun 16, 2012 | 08:29 AM

Pop N Wood

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I would go with the -8 and know I will never have to worry about it. Especially if you ever upgrade.

If you are running hardline sometimes it is easier to run two -6 lines instead of a single -8.