Fuel Line Thread Size
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From: Crestview, Florida
Car: 86 IROC-Z, 98 Z28
Engine: 370 LSx, LS1
Transmission: T56's
Axle/Gears: 3.73, 3.42
Fuel Line Thread Size
I'm capping off the fuel lines to work on the car, and I'm wondering what size thread I need? Heres where I'm capping it.
Joined: Apr 2005
Posts: 7,736
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From: Not in Kansas anymore
Car: 82 Z28
Engine: 383 SP EFI/ 4150 TB
Transmission: T400
Axle/Gears: QP 9" 3.73
Re: Fuel Line Thread Size
M16 x1.5
If there are two different sizes then M14 x 1.5 is the smaller one
If there are two different sizes then M14 x 1.5 is the smaller one
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