need a stock 502 or 454mag rectangular port head

i have 1 with fresh valve job and stem seals. no springs had a motor re built then changed to aluminum heads

how much do you want for it

I have a pair of 088 heads

how many?

I have an extra 088, 502 mag. head. Busted one, needed one, but only found a pair at the time at a local marine repair shop, they would not split up had to buy both, so have an extra. Paid $600 for the pair, would like $300 for the single head.