95formulalt1

iTrader: (13)

i put in a 2000 ls1 in my 95 firebird. the car shifts at 2k WOT. theres no power. any ideas?? do i need a 98+ new tranny or a tune? the tranny wont down shift 2. the car does shift but when i step on it it shifts at 2300rmp and bogs down.


thanks
mike