Nos 440 offenhauser intake

I have a brand new NOS440 offy 2x4 barrel intake with the linkage and all paperwork hanging on my shop wall for 25 years the date is either 74 or 84 that's on the intake it's never been on a motor it's always been on the wall rare I have the paperwork sticker all the original stuff that came with it asking $550.0 or best offer plus shipping the dust is freelol