Goods received on time. They were advertised as suitable for a 1992 Pontiac Firebird. The rubber parts of this product are suitable for the intended use; However, the screw thread and pitch are NOT suitable for 3rd generation F-body GM vehicles (Firebirds or Camaros for years up to 1992). Luckily I still had the original bolts and was able to use the stock nut as a lock nut. The price wasn't outrageous and I used elastomer bits to "fix" the existing rusty hood bumper studs. However, I would…