1970 Firebird Trans AM WS 400 4 bolt ra 3 block
 

For sale 1970 Firebird Trans AM WS code 400 RA 3 4 bolt main block. Baked, cleaned, shot blasted and magnafluxed for cracks. Block is currently .040 over should clean up fine at .060 but sonic tested cylinder walls and they are good to .080 over or slightly larger. Partial VIN 0N1143XX Date code D100. Pictures available. Asking $4500 or trade for NOS 1969 firebird or RA IV parts. Thanks, Paul.