i use grade 8 for pretty much everything...I buy em bulk at tractor supply....for the block i'd say 3/8-16x 1" probly.... definatley want to use split ring lock washers...no clue for the rest without seeing it......dave


1949 Chevrolet 3100

"When this thing hits 88 miles an hour, you're going to see some serious sh%t." -Doc Brown