The 20-121 should be used in conjunction with transmission kickdown / throttle cable brackets such as Holley PN 20-95 (steel) or the Holley PN 20-112 and 20-119 (aluminum) brackets.
NOTE: The 20-121 is not designed for use with some early model Holley carbs, Holley Dominator, Chrysler or Ford specific throttle levers.
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