Thread: RESTORED HOLLEY 4557 1970 LS6 L78 CARB DEC.1969
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Old 07-21-2013, 07:33 PM
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Default Re: RESTORED HOLLEY 4557 1970 LS6 L78 CARB DEC.1969
The base is actually a service unit for a 1966 carb (3246/3247/3613)--note the accelerator pump lever is the type with the slide-in stud instead of the screw-in stud.
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