Condition: Used Warranty: No 1969 factory Chevrolet square port heads casting number 3919840 both dated A-21-9 and have been cleaned and magged. Heads overall in very nice condition and perfect for a restoration or super stock class set up. Heads were used on 396-375HP L78 and 427-425HP Copo Yenko along with 427-435HP tripower corvettes for this model year. Any questions I can be reached at 330...
Condition: Used 1968 427 4 bolt block all machine work done set at 4.265 ready for the final hone and assembly at .030. Block casting number 3916321 dated K-10-7 and stamped T05072BP originally built for a boat but never seen the water. Block comes with the correct 8 inch harmonic balancer #3870325, new 11 to 1 pistons TRW #L2268F with piston rings, 6223 steel standard crankshaft with new Michi...