I have a 65 hardtop. I want a mini spool or limited slip. Is my stock rearend a 8.2 28 spline
Well ..... who knows ?
by that, I mean ... as old as these Novas are .... If you did-not
install / change out your rear diff ...... then maybe - or - maybe not.
You can look here for some good info : but, still may not be correct , with-out going inside your rear (and pulling an axle).
Look here for more (STOCK) info : ... mouse over the box.
https://www.novaresource.org/
not trying to be rude ... but, it's hard to tell with - out
more info / or good pictures ....... jim