510 radiator for 521??????

[what]

Hi. I wanted to triple check with you pros. Ive done a search and everything so far says that the 510 and the 521 radiators are the same. There is a 3 core aluminum radiator for a 510 on craigslist. Will this fit my 521? Thanks guys.

[banzai510(hainz)]

make sure its a 510 radiator!!!!!!! that use the stock hoses

 

but yes 510/521 are the same inlet outlet spouts