Ok I need help. I pulled the 454 from my 2000 Chevy K3500 due to a rod knock and I'm putting a 454 that I recently pulled out of a 1995 K2500 to put in the 2000 K3500. So it's TBI to EFI but the 1995 has no crank pickup. And the 6 bolt aluminum timing cover from the 2000 wont bolt on to where...