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  1. 8

    mystery oil pressure problem

    thats kinda what i was afraid u thinking there is any chance i could rebearing the bottom end and put a new oil pump in and save the motor
  2. 8

    mystery oil pressure problem

    i just bought a 87 lx 5.0 it has a sunpro oil pressure gauge on it. when the car is cold after sitting all night it will have 40 psi of oil pressure as it warms up the pressure will drop to 0 but no noise from the motor and it has been like this for a month going down the road it will run about...