Not Ranked
The "8J25" is the casting date....68 year, "J" 10th month, 25 is the 25th. It could be a GTE block or a service or industrial block (more 427 blocks were used in industrial engine, pumps and boats than ever went into cars).
The casting code above the pan rail will allow further decoding.
__________________
"I'm high all right, but on the real thing....powerful gasoline and a clean windshield..."
rick@autoventureusa.net
|