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350 or 400 main

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Old Jan 7, 2007 | 08:01 PM
  #1  
cam406406's Avatar
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From: Lombard IL
Car: 1989 TA
Engine: 406
Transmission: 400
Axle/Gears: 9 inch
350 or 400 main

i am looking into a dart block and dont know what is strongrt a 350 main or a 400 it will be a 406 turbo engine looking for 1000 hp
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Old Jan 7, 2007 | 11:24 PM
  #2  
sleepybu's Avatar
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From: BC Canada
Car: 81Malibu
Engine: SBC 355
Transmission: TH400
400 has a bigger main
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Old Jan 8, 2007 | 11:18 PM
  #3  
sixpackmtrspts's Avatar
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From: upland, ca
the 350 main will have less friction, and the crank will be lighter. as far as strenght it all depends on whos crankshaft you use. for the hp your looking for look at a crower, lunati pro series, bryant or winberg crank.
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