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1979 Ford F-150 Needle and Seat Replacement

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    • Put your vehicle in park and turn it off.

  1. 1979 Ford F-150 Needle and Seat Replacement: crwdns2935265:02crwdnd2935265:01crwdnd2935265:01crwdne2935265:0
    • Open hood of your vehicle and locate the air filter.

    • Remove screw attached to air filter assembly. Remove air filter unit.

  2. 1979 Ford F-150 Needle and Seat Replacement: crwdns2935265:04crwdnd2935265:01crwdnd2935265:01crwdne2935265:0
    • Locate the needle and seat screw.

  3. 1979 Ford F-150 Needle and Seat Replacement: crwdns2935265:05crwdnd2935265:01crwdnd2935265:01crwdne2935265:0
    • Use 3/8 wrench to hold the bolt in place. Now use the flat head screw driver to unscrew the screw.

    • Twist counterclockwise with flathead screwdriver.

  4. 1979 Ford F-150 Needle and Seat Replacement: crwdns2935265:06crwdnd2935265:01crwdnd2935265:01crwdne2935265:0
    • Remove screw and set it to the side.

  5. 1979 Ford F-150 Needle and Seat Replacement: crwdns2935265:07crwdnd2935265:01crwdnd2935265:01crwdne2935265:0
    • Use 3/8 wrench to remove nut.

  6. 1979 Ford F-150 Needle and Seat Replacement: crwdns2935265:08crwdnd2935265:01crwdnd2935265:01crwdne2935265:0
    • Use the 7/16 wrench and twist the needle and seat counterclockwise.

  7. 1979 Ford F-150 Needle and Seat Replacement: crwdns2935265:09crwdnd2935265:01crwdnd2935265:01crwdne2935265:0
    • Pull out the needle and seat.

  8. 1979 Ford F-150 Needle and Seat Replacement: crwdns2935265:010crwdnd2935265:01crwdnd2935265:01crwdne2935265:0
    • Insert your new needle and seat. Twist clockwise until about half the threads are in the carburetor.

    • To reassemble, go in reverse order from step 10.

    • To replace screws that were removed, twist clockwise until the screws have a tight hold.

  9. 1979 Ford F-150 Needle and Seat Replacement: crwdns2935265:012crwdnd2935265:01crwdnd2935265:01crwdne2935265:0
    • Once everything is reassembled, turn on the car.

    • If the car is making a high pitched idling noise, you may need to adjust needle and seat tighten (clockwise) to reduce rpm and loosen (counterclockwise) to increase.

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To reassemble your device, follow these instructions in reverse order.

Chris McBride

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