377 sbc and parts

[mbeatty72]

complete shortblock 377 sbc 3.48 steel gm crank manley 5.7 i beam rods with manely pistons steel splayed gm 400 block comp roller cam all balanced with new main and rod bearings is apart will need assambled 1000 dollars also have brodix 11 x heads roller springs arp head bolts ready to go with jessel shaft rockers 1200 obo or 2000 for all everything is apart for freshen up this was spare motor for last two years have 362 rotating assemble scat 3.5 stroke crank 6.125 in h beam rods je flat top pistons 4.030 bore all balanced needs one rod and piston 450 obo 812 381 2272 call or text is best thanks

[daytonagary]

how old are these parts? how many nights of racing on them? flat top or dome pistons? how high dome or compression ratio known if domed?