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Turbo size for twin 347

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Old 09-11-2011, 11:43 AM
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Default Turbo size for twin 347

Hey, guys. I'm in the process of building my car. It's a forged 346 with patriot heads, Vic jr with elbow. 9.5 cr, mid 230s turbo cam

What size turbos should I be looking at? I was looking into mp70s but I'm scare they will be too big. I don't wanna spend tons on turbos too. And also what size exhaust a/r???

If u got some pics of twin 347s please post
Old 09-11-2011, 12:58 PM
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what are your goals? power? weight? transmission? pick the turbos then nail down the a/r.

Last edited by Professor_speed; 09-11-2011 at 01:04 PM.
Old 09-11-2011, 01:43 PM
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twin 60s would work amazing on a 347
Old 09-11-2011, 02:19 PM
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There both going to mount in the battery & fuze box locations, I would like to just make what it makes....I wanna drive it to the track, run it, and weekend warrior it. I'd love to see 9s on a six speed and nxt year I plan on bigger cubes
Old 09-12-2011, 01:18 PM
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If you are planning to upgrade next year anyway, why not just get some budget turbos and see what happens...they ran em on the HRM motor and made pretty decent power. I would just get close to the size you want to run eventually so that when you upgrade it is as simple as bolting on new turbos. This is the route I plan to take.



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