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1991 Mercury Grand Marquis LS 5.0L Blow By
Posted to Ford Engine on 2/15/2012 21 Replies

just purchased this vehicle. previous owner had a home made blow by tube inserted where you fill engine with motor oil. once warmed up to temp, the car has excessive blow when you take off oil fill cap and even has oil (seems mixed with water) coming through d...

21 Replies Received (View Replies)

  Related Documents & Media  1991 Mercury Grand Marquis LS

 
Message Closed w/FIX

car Vehicle Data

1991 Mercury Grand Marquis LS

VIN 2MECM75F7M
Engine5.0 L / 8 cyl / GAS
Trans4-speed Automatic
DeliveryFuel Injection
AffectedBlow By
Message Closed w/FIX

car Vehicle Data

1991 Mercury Grand Marquis LS

VIN 2MECM75F7M
Engine5.0 L / 8 cyl / GAS
Trans4-speed Automatic
DeliveryFuel Injection
AffectedBlow By