best rad cap for civic twin core?

[fordie_glanzaV]

As above looking to change rad cap on my twin core.

Using cheap 1 that came with rad as my hks 1 didnt fit to well.

So anyone reconmend a good 1?

Thanks lewis

[WallaceGlanza]

It could be that you need a different type of radiator cap- they're not all the same, especially on the civics and whether it's an oem radiator or not:

http://www.icbmotorsport.com/junauhiperac.html

Shameless plug - I've got a TRD cap (Type S) that fits the aftermarket type ones for sale;)

[fordie_glanzaV]

Just having a quick look and the hks i got is a "type s" one i think.. but not a great fit..