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Old 11-12-2015, 03:46 PM   #1
Leroyswift
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Location: Lei, Nc
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Cam question 87 tbi.. Manual trans, manual brakes...

I have a tbi 350 in a project that has a manual transmission, manual 4/disk and no heat. You could say vacuum not critical in the scheme of this ride other than making the map sensor happy. Anyhow my question is I have a nice set of tpi heads that flow good and an aluminum tbi intake, and want to keep my efi but maybe get a more aggressive cam profile. I know the stock one like the heads doesn't allow the motor to perform at its full potential so I'm searching.. The problems I see are with auto transmissions or power brakes... Neither apply to this vehicle. My question is without scrappin the tbi for a tpi or aftermarket EFI what's the farthest I can go can wise? It has a aftermarket chip as well. Thanks guys
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Old 11-12-2015, 09:04 PM   #2
bmchevy1979
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Re: Cam question 87 tbi.. Manual trans, manual brakes...

http://tbichips.com/?page_id=73
they have lots of good info I chose the summit 1102 can for my build but haven't run it yet. You can go bigger with cam they tend to not want to idle very well when you go bigger they jump around at idle
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1974 Chevrolet K5 Blazer 350sbc/SM465/NP205, dana44 front, corp 14bolt rear with 4.10s and a powertrax locker, custom rear bumper 400sbc in the works.
1981 GMC C1500 stepside 250i6, 3spd, 12bolt with 3.08s 2.5/4drop on 15x10 with 275/50r15
81 GMC C3500 cab-chassis dually with utility bed 350sbc, Sm465, 14bolt with 4.10s nv4500 getting ready to go in
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