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Valve adjustment

From 1989 Ford Bronco “Street Truck” — documented by Tim Crase.

25 photos 2 videos
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1989 Ford Bronco - I am going to walk thru a valve adjustment 1989 Ford Bronco - Remove the intake hoses 1989 Ford Bronco - remove and mark all the vacume lines if you cant remember where they go 1989 Ford Bronco - Remove the ground straps from the rear of the manifold 1989 Ford Bronco - Pull all the vacume lines and wire connections from the throttle body 1989 Ford Bronco - Closer look 1989 Ford Bronco - Remove the throttle body...also take the bolts out of the EGR valve 1989 Ford Bronco - Remove the throttle cable bracket 1989 Ford Bronco - Then unbolt and remove the upper intake manifold 1989 Ford Bronco - Cover the manifold so that nothing falls in 1989 Ford Bronco - Next remove the valve cover...you may need to remove the spark plug wires in order to do this 1989 Ford Bronco - Pull off the distributor cap, and mark off where the rotor will be when it fires each cylinder...(8 evenly spaced lines, and the firing ord… 1989 Ford Bronco - Line up the rotor to the cylinder you want to work on.. then loosen the nut holding the rocker 1989 Ford Bronco - Tighten the nut just enough to touch the pushrod so it wont move, 1989 Ford Bronco - Check the pushrod, make sure the rocker is touching it 1989 Ford Bronco - Then tighten the rocker 3/4 turn 1989 Ford Bronco - Then lock the jam nut if you have one......................................................................... do this for each cyl, then p… 1989 Ford Bronco - This video shows the adjusment processVideo 1989 Ford Bronco - This is the standard rocker setup...Rocker, fulcrum, and a locking nut 1989 Ford Bronco - BTW...pic of removing the bolts for the upper intake 1989 Ford Bronco - Figured i would try to adjust again, so i got these 1989 Ford Bronco - From Crane Cams 1989 Ford Bronco - Dosent fit in the guide plates Returned the adjustable pushrods, new ones on order 1989 Ford Bronco - One open one closed... 1989 Ford Bronco - Ink test 1989 Ford Bronco - The water pump gasket shows signs of leakage and corrosion, indicating a potential maintenance issue. 1989 Ford BroncoVideo