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58mm tb or 52mm

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Old Jul 7, 2009 | 12:39 PM
  #1  
leek157's Avatar
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Joined: Jul 2007
Posts: 149
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From: Lisle Illinois
Car: 95 SHO. 87 IROC red 69 Vette blue
Engine: 3.0 Yamahammer.5.7 TPI L98, 350
Transmission: mtx4 ,700r4, 4speed,
Axle/Gears: 3.27, 3.73
58mm tb or 52mm

In a few days Im going to start re-doing my intake with 24 svo injectors, as&m runners, cnc'd plenum and big mouth base (which is allready on the car), other mods are xfi268 cam hooker 2055's and flowmaster catback. the plenum is opened up for a 58mm tb allready Im just not sure if it will be too much.
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Old Jul 8, 2009 | 03:21 AM
  #2  
johnny89345's Avatar
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Joined: Apr 2007
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Car: 1987 iroc z
Engine: 350tpi
Transmission: 700r4
Axle/Gears: 342
Re: 58mm tb or 52mm

go for the 52
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Old Jul 8, 2009 | 06:28 PM
  #3  
TPI-Formula350-'s Avatar
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Joined: Aug 2003
Posts: 1,644
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From: Long Island New York
Car: 89 Formula 350
Engine: Forged 385 H/C/I
Transmission: 700R4-4300 Stall-lockup
Axle/Gears: BW 9 Bolt 3:70
Re: 58mm tb or 52mm

52
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