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Valve - Anti Backfire - Carter 4491S - 4-23-68 - Used ~ 1968 - 1970 Mercury Cougar / 1968 - 1970 Ford Mustang

Item #: 33456
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Cost: 21132
Earns: 1057
Bonus: 183

Used 390GT or 428CJ Carter Manufactured Anti Backfire Valve for the 1968, 1969 and 1970 Mercury Cougar or Ford Mustang


Price: $264.15
    The product is in stock Availability*: Out of Stock
    Usually leaves warehouse: Unknown
    Out of Stock Quantity: 0
    Out of Stock - Ships in: Unknown

    Wide range of applications, which also include: 289-2V (C code engine), 302-2V (F code engine), 302-4V (J code engine) - Only 1968, and only with manual transmissions either 3 speed or 4 speed. 1968 390-4V, with any transmission. 1968 427-4V GT-E, and 1968 - 1970 428 Cobra Jet and Super Cobra Jet.

    Typical core valve, will not function. Basically selling a non functional smog part with a desirable date of 4/23/1968. This valve has the date stamped so that it is visible when looking at the engine. Many do not have a visible date when installed.

    Could also have a casting number of C8OE-9B289-B, the covers on the valves do have date codes imprinted along with the Carter valve number 4491-S. This is a hard part to keep on the shelves, so a specific date may not be available. Check our listed date codes. Current date 4/23/68. 

    Ford part number C8AZ-9B289-B.

    Excludes 1968 premium fuel 390-2V (X code engines) and 1969 390-4V (S code engines) those engines came with Autolite carburetors and IMCO emissions systems.

    Shipping Weight:
    2.00 LBS
    (weight shown may be the dimensional weight)
    Shipping Dimensions:
    Number of questions: 0

    Why am I being warned about potential exposure to chemicals in motor vehicle parts?


    • Some chemicals in motor vehicle parts are on the Proposition 65 list because they can cause cancer and/or birth defects or other reproductive harm.
    • When purchasing USED or NOS items, we do not know if listed chemicals are present in these products.
    • This product is known to contain the following listed chemicals:

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