Sounds like a lot of fun! and some great cars... especially that 1968 Chevelle SS!
See the Chevelle here:
https://mewe.com/group/5a91ba3504f9a33e4cc2e7d1
I do not know whether it’s an L35 or L78 code engine, but the 4-speed box boosts the value by about 15%; it’s a $35,000 car unless the seller is really motivated to unload it.