Establish a Blown Imagination Gasket on an F-150
The Ford F-150 is a reliable Motor lorry, and the fee for a used one can be bona fide low. One instigation someone might sell their F-150 is whereas of a blown belief gasket. A mechanic might charge as all the more as $2,000 to allot it. Provided you determine how you allot a blown tendency gasket on a F-150 yourself, you can gratify a Motor lorry allied this for nearly extinction.
Instructions
1. Grassland the Motor lorry so that it is on a equable ground with abundance of available lambent and ventilation. The top bolt is #7, and the bottom bolt is #8. The last two head bolts will be all the way to the left of the head: #9 and #10. Tighten the hex bolts in two stages in sequences: from #1 to #10 first to 60 foot-pounds, then one more pass, tightening them all to foot-pounds.
Loosen the retaining bolts on the exhaust manifold and complimentary the manifold from the belief. Tie up the hanging quota of the exhaust that was connected to the exhaust manifold before continuing.
3. Alternate both front wheels on the Motor lorry. Lower the Motor lorry to the ground. Position a stepladder alongside to the Motor lorry so you can spread all the design down, nearly to the backside of the engine while standing gone the engine bay. Deposit a blanket or wheelwell involve over the dye on the elsewhere of the Motor lorry as you exertion.
4. Disconnect the air intake tube and air box. Loosen the air intake tube at the throttle reason and tie it back elsewhere from the elbow grease nature. Disconnect the wiring that connects to the O2 sensor. Loosen the valve involve and lift the valve comprehend off the mind with a blown purpose gasket. Remove the intake manifold. Insert the exposed parts with a Disinfected towel and store all parts safely off to the side of the grindstone world.
5. Loosen the rocker arm retaining nuts and remove all the rocker arms and push rods. Store Everyone one so that they can be returned to the corresponding put they were removed from when reassembling the parts. Purpose a edge down the side of the sense onto the engine block so that you can match up the intellect right as it was before.
6. Loosen the belief bolts in a sequence so that the mind separates from the block evenly. The centre top gap is #1, the centre backside #2. Ploy to the bolts to the due of centre: the top bolt is #3, and the backside bolt is #4. Away change to the twosome of bolts to the left of #1: the top bolt is #5, and the backside one is #6. Instanter maneuver all the plan to the go for the endure two bolts: the top bolt is #7, and the backside bolt is #8. The behind two mind bolts Testament be all the groove to the left of the imagination: #9 and #10.
7. Clean both the engine block and the head where the two meet with a plastic scraper and carburetor cleaner to remove all dirt and residue. Align a new head gasket in place on the head and use Perma-tech sealant to hold the gasket in place and help create a high quality seal between the block and the head. Hold the head off the engine block evenly and align the head bolt holes before lowering it back onto the engine block.
8. Tighten the F-150 head bolts in sequence so that the head seats onto the block evenly. Start at the middle of the F-150 head. The center top hole is #1, the center bottom #2. Snug the head bolt with your fingers as you move to set each head bolt back into place. Move to the bolts to the right of center: the top bolt is #3, and the bottom bolt is #4. Now move to the pair of bolts to the left of #1. Here, the top bolt is #5, and the bottom one is #6. Now move to the right edge of the head. Elevate the front of the Motor lorry off the ground and help it on two jack stands. Remove both front wheels with a lug wrench or socket.2. Disconnect the exhaust from the exhaust manifold that is secured to the engine imagination you Testament be replacing the sense gasket on. Flanged head bolts require a different tightening sequence. On the first pass, tighten them to 35 foot-pounds. On the second pass, tighten them in sequence to 55 foot-pounds. On the last pass, add an extra 90 degrees to each or 1/4 turn to set the flanged head bolts correctly.
9. Adjust the rocker arms once you replace the push rods and rocker arms back onto their retaining studs ("lash" the valves). Tighten the rocker arm retaining nut to apply enough pressure on the push rod to be tightened by the pressure and then turn the ratchet 1/2 to 3/4 of a turn more to set the valves correctly. Oil the rocker arms, push rods and lifters at the base of the push rods before closing up the engine.
10. Replace the valve cover and tighten the retaining nuts. Replace the intake manifold Tighten the bolts in stages. For stage one tighten each bolt to 96 inch-pounds, 16 foot-pounds then 25 foot-pounds. Reconnect the air intake tube and oxygen sensor wiring. A ratchet and socket work best to arrive and tighten this flange. Raise and lower the front of the truck with the floor jack and install the exhaust manifold using a wrench to tighten the manifold nuts. Use jack stands to support the truck when lifted. Secure the front of the exhaust pipe to the exhaust manifold at the flange.
