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1987 Chevy R10 TBi with 700R4 5.0L to 5.7L Swap Help

Discussion in 'GM Powertrain' started by Wrench turner, Sep 30, 2012.

  1. Wrench turner

    Wrench turner New Member

    Swapped 305 for a 350. 350 from a suburban included Throttle body. All other components from the 305 are being used. Not running well. Can someone tell me what all may need to be changed? Thank you.
     

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