woohoo just got my 84 GN motor
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Junior Member
Joined: Jan 2003
Posts: 49
Likes: 0
Car: 86 firebird
Engine: 3.8 turbocharged GN motor
woohoo just got my 84 GN motor
finally got my hands on a complete 84 gn motor with 60k original miles for 350 bucks, now all i need is a new turbo, tranny, rear end, injectors, fuel pump, and all sorts of fun little nuts and bolts
Supreme Member
Joined: Dec 2000
Posts: 2,375
Likes: 0
From: Tucson, AZ, USA
Car: '99 Trans Am, '86 Camaro
Engine: LS1, Scrap
Transmission: T56, T5
Axle/Gears: 3.42 Stock ZT, 3.42 Open
In a lil '86 firebird? Muahaha.. noone's gonna see that coming 
I'm with the TTA guys on upgrading to the 87 turbo/intercooler, especially if you're getting a new turbo anyway. Also, what are you doing about the heads? I recall hearing of issues with fitting the stock GN 3.8 in a camaro engine bay, the '89 TTAs used LeSabre heads to compensate for some clearance in some department, but I think this was just for accessory clearance (A/C primarily, as I recall)

I'm with the TTA guys on upgrading to the 87 turbo/intercooler, especially if you're getting a new turbo anyway. Also, what are you doing about the heads? I recall hearing of issues with fitting the stock GN 3.8 in a camaro engine bay, the '89 TTAs used LeSabre heads to compensate for some clearance in some department, but I think this was just for accessory clearance (A/C primarily, as I recall)
Supreme Member
Joined: Oct 2001
Posts: 8,113
Likes: 6
From: NWOhioToledoArea
Car: 86-FireBird
Engine: -MPFI
Transmission: T5
Axle/Gears: 3:42
Sweet you traded
a Buick 350 for a Buick 350 [ missing two cylinders]
They just canceled the 350 pistons and just when we were gonna get aluminum heads this year but thank g0d they still make a wide variety of piston for the GN
If a Buick 350 missing two cylinders can be so freaking fast, why can't they make a regular 350 even faster???
I guess it a matter of time tuning and parts but maybe less is better???
Could 6 cylinders really be better than 8?
When you talk Buick GN motors, its sure rings true.
a Buick 350 for a Buick 350 [ missing two cylinders]
They just canceled the 350 pistons and just when we were gonna get aluminum heads this year but thank g0d they still make a wide variety of piston for the GN
If a Buick 350 missing two cylinders can be so freaking fast, why can't they make a regular 350 even faster???
I guess it a matter of time tuning and parts but maybe less is better???
Could 6 cylinders really be better than 8?
When you talk Buick GN motors, its sure rings true.
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