tuned port injection
The 1989 Camaro didn't have a 350 TPI (not stock, anyway)
according to chevymania it means it is a 170hp tpi L-05 350 out of a truck.
The eight digit in the VIN # will tell you what engine you have. If you have the number 8 it is a 5.7 (350)
yes
Yes.
No. Its engine code is LT1. The intake has much shorter runners than the tpi induction system.
Depends on whether you're referring to a 305 TBI, 305 TPI, 350 TPI...
TBI or TPI? 305 or 350?
NO!
yes
165 HP for LG4 carb 305. 190 HP for LB9 TPI 305 220 HP for L98 TPI 350
Assuming you're referring to a 1988 IROC-Z, it could have either a 305 TBI, 305 TPI or a 350 TPI