Peter

here are some hose sizes and their corresponding numbers.

Hoses

Inside Dia.    Part #        / Description /
3.5mm      N 20 353 1   Black Vacuum Gas
4.5mm      N 20 361 2   Red Vacuum Diesel
5.0mm      N 20 355 1   Black Fuel Hose
7.0mm      N 20 357 1   Black Fuel Hose 7x2.5, 7mm ID, 12mm OD, fuel vapor
recovery hose (braided jacket)
7.0mm      N 20 281 1   Black Smooth Fuel Hose  7x3, 7mm ID, 13mm OD,
fuel injection fuel hose (smooth jacket, reinforced internally)
7.0mm      N 903 397 02  Black Smooth Fuel Hoes (this hose is an improved
upgraded version of N 20 281 1 for use in engine compart.)
9.0mm      N 20 359 2   Brown Fuel Hose
12mm       N 20 374 1   Black Fuel Hose
14mm       N 20 371 1   Black Fuel Hose
15mm       N 20 363 1   Black Fuel Hose
17mm       N 20 370 1   Black Fuel Hose

jonathan

On Mon, 21 Feb 2005, The Shaws wrote:

> I removed my fuel tank yesterday and found some of the ventilation fuel
> lines in bad shape so I am going to replace them before reinstalling.
>
> My FLAPS only had 1/4" which is a bit big but is it ok? This is the line
> that connects the 2 vents under the wheel wells and the thin black tubing
> running back to the tank,
>
> thanks,
>
> peter
>
>
>