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dads tractor
8th August 2018, 10:01 AM
What ID size diesel fuel hoses are on my 1999 gu td4.2t and are they the same from tank to pump.TIA
mudski
8th August 2018, 02:09 PM
In the old scale I think they are 5/16. I did replace one a while ago....
dads tractor
8th August 2018, 04:04 PM
Supply and return mudski ? sorry mate knees are gone so when the lad brings back my crawler I will look.
mudski
8th August 2018, 04:37 PM
Supply and return mudski ? sorry mate knees are gone so when the lad brings back my crawler I will look.

Uhm I think so. It was a while ago when I added the lift pump to the main tank.

I think I maybe incorrect. It must be 3/8. Have a look at this link to the fuel filter head....
https://patrolapart.com.au/product/genuine-nissan-patrol-lift-pump-gq-td42-gu-zd30/genuine-nissan-patrol-lift-pump-gq-td42-gu-zd30