upper radiator hose size

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May 25, 2007 | 10:43 AM

realblag

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Joined: Jul 2003

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From: Cornersville, TN, USA

upper radiator hose size

Anyone know the size of the water return hose on a ap1? I'm gonna buy a Greddy water temp take-off adapter and need the size in mm.

May 25, 2007 | 10:22 PM

realblag

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From: Cornersville, TN, USA

Re: upper radiator hose size (realblag)

Come on. Someone has to know this. I don't wanna dump out all that coolant and junk just to measure my radiator waterneck.

May 26, 2007 | 05:15 PM

berlinas2k

Joined: May 2007

Posts: 2

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From: Jericho, VT

The upper hose is 30mm, at least that is the size adaptor I bought. I have had no leaking issues yet!

May 26, 2007 | 05:39 PM

envee

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Joined: Feb 2007

Posts: 941

Likes: 1

From: SARASOTA, FL, USA

take one end off, measure it in inches if you don't have ametric ruler, search google for conversion.

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