Opinions helpful

This is a motor I am looking at purchasing also, here are the specs. Came out of a Bracket Drag (Methanol) What do you think, all for 4100.00. He will convert back to gas, makes 625+ on gas.

<200 runs on:
468 BBC with arp head studs
GM 2-bolt block
Lunati rods
Crank looks like an Eagle, but not sure
Milidon pump with extended pickup
Moroso 7qt kick-out pan
True-roller timing chain
ATI balancer
B&M flex-plate
Roller cam and lifters
Crower pushrods
Holly 1050 dominator

20 runs on:
Dart 320 aluminum heads with 2.30 intake and 1.88 exhaust. Chambers and exhaust ported, intakes port matched
1.620 ?? double springs, bronze guides, teflon seals and titanium retainers
Lash caps
Aerospace 1.7-1 shaft rockers (never lose adjustment)
Brodix (Sonny's) intake