Features of Note:

• Notice the solid lifter valley with oil return at the ends of the block.
• Notice the knock sensor provision

Features of Note:

• Notice the four bolt holes per cylinder but extra "meat" for additonal bolt holes on the top and bottom of each cylinder
• Notice bridged water passage on the deck
• Notice the tiny cylinder bores! This block has never been finish machined

Features of Note:

• Notice beefy main webbing with room for 4 bolt mains
• Oil Pickup mount is at the top and right side of picture, same as production block but has never been machined out!
• Notice underside of lifter gallery is much like the later turbo production blocks (solid casting).

Features of Note:

• Notice no turbo oil return hole (top left of block)
• Cam oil galleries are not drilled out

Features of Note:

• Rear main is pretty beefy
• Notice cast in ribs for strength and rigidity.