agent4573

Well Known Member
Anyone know the part number that comes with the quick build rv7 kit? I think it's the T-00007A, but there's a bold disclaimer that they don't fit standard flanges, and it only lists them as being used on the 12. kit was shipped 2020.
 
T-406A Usher cap came with my original kit 70173, but it may have changed over the years. I don't know the Usher number but will edit if found. Vans has it in the catalog. Attached is a PDF of the cap to which I refer. Be sure to use Krytox 205 if you have the usher, a tiny amount will last well beyond the annual, and prevents many known issues with this cap. It will not stick with Krytox.

View attachment Fuel Cap Usher.pdf
 
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The Usher diagram above says to change the viton o-ring annually or when needed. Caution - the reference number for that o-ring is 2-325 on the upper diagram, and 2-235 on the lower diagram. I think -325 is the size you want.
 
I don't think mine is the usher. The usher looks metal, mine is grey plastic with a skinnier popup lever in the middle.