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Planning some minor engine changes...Need a little input...

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Old Oct 27, 2013 | 11:58 AM
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86FLIROC's Avatar
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Planning some minor engine changes...Need a little input...

I am planning to change a few things on my 95 TBI 350. Not in a Camaro, but a 4X4 tahoe. Everyone on my other boards say to look here for the best advice on TBI out there.

I thought long and hard of the vortec heads, but I really don't wish to have to hunt down special manifolds or use tbi adapters. In the department of the head change, I am thinking L98 heads off a TPI 350. Keep in mind, I am looking for more power than the TBI heads can do, but I am not building a race car either...

Cam choice from what I hear is a cam from a LT1 engine. Yep roller cam. I am just hoping my block is able to be used for the cam. I also read the Melling MTC 1 is a good choice, and should work fine with the TPI heads.

I wanted to get a gear drive, but from what I understand, they don't like the knock sensor very much, so that idea may be dead.

I already have done the TBI mods, and have the Edelbrock 3704 manifold on it. Stock exhaust manifolds as well, but was thinking about shorty headers.

So, at least at this point it seems like lt1 cam, tpi heads, and put her all back together... Any suggestions if I am heading in the right direction?

Thanks in advance!

Shawn
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Old Oct 27, 2013 | 07:15 PM
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Re: Planning some minor engine changes...Need a little input...

Corvette l98 heads don't have egr passages, they have the old bolt pattern & angles (tbi intakes have different center bolt angles), & they don't flow that well. Google the Hot Rod article "F Notes", they used some of those parts on a 305.
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Old Oct 28, 2013 | 05:30 PM
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From: West-Central
Car: 91 Trans am
Engine: built 360 TBI
Transmission: built 700r4
Axle/Gears: 10bolt/3.23
Re: Planning some minor engine changes...Need a little input...

I would use a better cam and after marked aluminum heads.
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Old Oct 28, 2013 | 05:58 PM
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Car: 1991 firebird
Engine: TBI 305 (built)
Transmission: T5
Axle/Gears: 4.10
Originally Posted by thomas1976
I would use a better cam and after marked aluminum heads.
Ditto !
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