Ther should be a casting no on the block, then you can look it up.
Tel-Tel Stadium happened in 1990.
Tel-Tel Mahjong happened in 1990.
Early Ford made 3 351 ci motors. 351 cleveland, 351 windsor and 351 M for modified.
351 is not divisible by 2. 2 is not divisible by 351.
Tel-Tel Stadium was created on 1990-10-10.
Tel-Tel Mahjong was created on 1990-06-08.
"Tel" is the Hebrew word for mound, or hill. There are many places in Israel that are Tel "something", like Tel Aviv, Tel HaShomer, Tel Hai, etc.
351
351 = CCCLI
The absolute value can be thought as the distance from 0. In other words, if you started at zero and counted to that number what number would you be on when you got there. So -351 is 351 spaces away from 0. The absolute value of -351 or |-351| is 351. Pretty easy.
6788 - 351 = 6437
351 = CCCLI