Given the level you have, experimenting with another cart and tubed phonostage will give another view of a "convincing presentation" The Parasound you use is known as a "cant go wrong’ SS unit. You might find the tubed flavor more pleasant.
I use an old VPI Classic 1 also. It has many technical "flaws’ on paper, but set up properly, it can deliver the goods, relative to the sum of system.
"I only have 1 expensive record. It is Steely Dan Aja (Cisco) and came from discogs"
A $10.00 1977 AA-1006 or AB 1006 period pressing will easily sound convincing as any pricey "super reissue." Of course, this is subjective. The hard part is finding one unmolested. I am fortunate to have a neighborhood store with cheap "stampers’
I have mentioned before, Mr. Hot Stamper used to send his scouts to this store for those $3-500 "white hot stamper’ candidates. Now and then, I believe I find the very copy of what he describes in his super embellished write ups on them. Difference being, I paid somewhere between $1-20 bucks
Steely Dan – Aja (1977, Santa Maria Pressing, Gatefold, Vinyl) - Discogs
Steely Dan – Aja (1977, Terre Haute Pressing, Vinyl) - Discogs
Cables and other audiophool stuff will only drain your wallet faster.