3969854 1970 Casting #3969854 L78 4 Bolt Engine Block

1970 3969854 Casting 4 Bolt Main L78 Block

1970 3969854 Casting 4 Bolt Main L78 Block Casting Number 3969854 4 Bolt Main Casting Date A 30 70 or January 30, 1970 Nothing on Pad This Block was used for 396/375Hp L78 Engines In 1970 General Motors. Location A19A