GrandPrix GT NorthStar-Inside

[MegaVolt380]

1991 model year
swapped 4,6 L37 engine and 4t80e
Best quartermile time 14,14s

 

My Car  My 1990 Grand Prix Turbo

My Car  My 1993 Grand Prix Special Edition

[Robert]

1991 model year
swapped 4,6 L37 engine and 4t80e
Best quartermile time 14,14s

It’s awesome to see you here—I’ve been following your work for a while and am excited to have you join us! Feel free to make yourself at home and share more details about your build. I'm looking forward to hearing all about it!

 

[ThatSlow.W204]

1991 model year
swapped 4,6 L37 engine and 4t80e
Best quartermile time 14,14s

this is awesome! very very cool build and welcome to the forums! be happy to see more of this.

 

[Certified Shadetree]

You seriously got a 4T80 to fit in a 1G W-Body?!? I bow to you, good sir!!

 

[MegaVolt380]

New season - new foto )))

 

[ThatSlow.W204]

Still looks great! and still an awesome build!

 

[MegaVolt380]

I went to the dyno stand and the parameters really surprised me)
322,8 hp at 7550 rpm
478,2 Nm at 3450 rpm

 

[Robert]

I went to the dyno stand and the parameters really surprised me)
322,8 hp at 7550 rpm
478,2 Nm at 3450 rpm

Is that engine tuned or all stock?

 

[MegaVolt380]

Is that engine tuned or all stock?

intake+exhaust, fuel supply and program

 

[Robert]

intake+exhaust, fuel supply and program

Very nice. And that's with the 4T80 I assume?

 

[MegaVolt380]

Very nice. And that's with the 4T80 I assume?

Yes))

 

[Robert]

Yes))

Are you using the stock torque converter or anything built in that trans or is that just tuned too?

 

[MegaVolt380]

Are you using the stock torque converter or anything built in that trans or is that just tuned too?

Torque converter from Oldsmobile Aurora without visco