What should I do?
What should I do?
Just how fast can I go with everyones help????
Ok Im wanting to turn my 305 TBI into a little speed demon. Of course Its not going to run 9s or anything but I can't take anymore 14s and up. So what should I do. I want to hear everyones input before I do it. Ive got a new 305 waiting to be dropped in. I want to do what I need to while its out of the car. So fill me in guys???????????????????????? Oh yeah and Im on a limited budget. Very limited. What should I use off the old engine and what should I not?
Ok Im wanting to turn my 305 TBI into a little speed demon. Of course Its not going to run 9s or anything but I can't take anymore 14s and up. So what should I do. I want to hear everyones input before I do it. Ive got a new 305 waiting to be dropped in. I want to do what I need to while its out of the car. So fill me in guys???????????????????????? Oh yeah and Im on a limited budget. Very limited. What should I use off the old engine and what should I not?
Supreme Member

Joined: Jan 2001
Posts: 7,164
Likes: 1
From: Someone owes me 10,000 posts
Car: 99 Formula
Engine: LS1
Transmission: T56
Axle/Gears: 342
Being on a limited budget and speed don't mix well. First get full exhaust headers and cat-back. I'd recommend the Hooker cat-back (sound clip is in the sign), then get a cam, Comp 262XE or 268 depending on whether or not the heads can handle the 268, not sure. Do some head work either buy a home porting kit or buy some el cheapo heads, I'll let some others give you advice there. And get some gears to match the rest of your setup, most likely 3:73s would be a good choice.
Originally posted by Mark A Shields
Being on a limited budget and speed don't mix well. First get full exhaust headers and cat-back. I'd recommend the Hooker cat-back (sound clip is in the sign), then get a cam, Comp 262XE or 268 depending on whether or not the heads can handle the 268, not sure. Do some head work either buy a home porting kit or buy some el cheapo heads, I'll let some others give you advice there. And get some gears to match the rest of your setup, most likely 3:73s would be a good choice.
Being on a limited budget and speed don't mix well. First get full exhaust headers and cat-back. I'd recommend the Hooker cat-back (sound clip is in the sign), then get a cam, Comp 262XE or 268 depending on whether or not the heads can handle the 268, not sure. Do some head work either buy a home porting kit or buy some el cheapo heads, I'll let some others give you advice there. And get some gears to match the rest of your setup, most likely 3:73s would be a good choice.
Supreme Member

Joined: Jan 2001
Posts: 7,164
Likes: 1
From: Someone owes me 10,000 posts
Car: 99 Formula
Engine: LS1
Transmission: T56
Axle/Gears: 342
Originally posted by SlowStangEater
To be honest I dont know. I do know that its all new block and all and its stock so I hope that helps. Im trying to learn.......SORRY
To be honest I dont know. I do know that its all new block and all and its stock so I hope that helps. Im trying to learn.......SORRY
Hopefully someone with some more expertise will chime in.
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Originally posted by Mark A Shields
I'm still learning to, you really need to find out the size of your intake and exhaust valve sizes, that will help out a lot.
Hopefully someone with some more expertise will chime in.
I'm still learning to, you really need to find out the size of your intake and exhaust valve sizes, that will help out a lot.
Hopefully someone with some more expertise will chime in.




