well havent been on here in a few months. and i got good news the 307 died and i got a 454 and th400 out of a 86 2500 with towing package. the motor is 4 bolt main. now i need some motor suggestions. i dont need rods or crank. but every thing else. and its got to work with my old setup wich is richmond 4.11 and a min spool hoosiers(28-12-15) slicks leaf springs and a 10 bolt 8.5 now all i wont is mid to low 11s out of this motor. ohya and tell me what u guys think.