.....all i can say is sell the grand prix and salvage what money you can...as heavily modded as your car is...it should be well well ahead of the LT1...
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El Pendejo Loco
2002 Suzuki Hayabusa
1507 "dry" block
Brocks megaphone
Spencercycle 10" swingarm
MPS auto shifter
Hays convertible clutch
Yea, that about sums it up...