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Exhaust

Discussion in '1973-1991 K5 Blazer | Truck | Suburban' started by lukerz, Jul 19, 2001.

  1. lukerz

    lukerz 1/2 ton status

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    I have a 355 cid 4 bbl in front of a th350 with a np 203. One day I will be doing a 383. What size exhaust should I run for dual?
    Lukers

    83 K10 from 76 K5 & 83 C10
    Th350 Np203 355 CID
    31 X 10.5
    Plan on 2" body lift
     
  2. solowookie

    solowookie 1/2 ton status

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    I did 2 1/2", but I wish I would have went for a 2 1/4" for the better low end torque.

    I'd go for a 2 1/4"

    [​IMG] <font color=blue> Jeff </font color=blue> [​IMG]
     
  3. 83ZZ502_Jimmy

    83ZZ502_Jimmy 1/2 ton status

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    2.5

    '83 GMC Jimmy 4x4 ZZ4 Crate Motor
    '83 Chevy P/U 4x4 Sand Drag Racer, 578 RWHP
    '94 Impala SS
    '01 Chevy 2500HD w/8.1L & Allison Auto
     
  4. lukerz

    lukerz 1/2 ton status

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    thank you

    83 K10 from 76 K5 & 83 C10
    Th350 Np203 355 CID
    31 X 10.5
    Plan on 2" body lift
     
  5. BlazerGuy

    BlazerGuy 3/4 ton status

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    I'd go with 2 1/4 also

    <a target="_blank" href=http://www.k5.rockcrawler.com>Click here to see my K5</a>
    *<font color=red>under construction</font color=red>*
     
  6. chevyboy24598

    chevyboy24598 1/2 ton status

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    I would go with 2.5" . If its a mostly stock motor I would go with the 2.25". Thats just my opinion!
     

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