I traded a 19 yr old BB for my 6.1 core and probably put another 7K in it with EFI and all.
Headers: 800
Pan and pickup: 500
4.05 stroke rotator: 2300
cam used: 200
timing set: 90
lifters used: 100
Manley pushrods: 120
Manley springs: 350
Head work: 1400
Oil pump: 150
ATI balancer blem: 200
EFI setup: 1700
gaskets: 200