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Loss of power

Discussion in 'The Garage' started by mudbog42, Jul 16, 2006.

  1. mudbog42

    mudbog42 1/2 ton status

    Jul 16, 2006
    Likes Received:
    Florida for now
    I have an 86 K-5 with a 350 and a q-jet. and when on the highway I seem to lose a lot of power going up grades. Depending on the grade I lose up to 15MPH. It does have 35" MT and 4:88's in both axles. Does anyone know what could cause this big of a power loss.

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