This servo has 12% more area than a stock BUICK GRAND NATIONAL servo. This is a direct replacement part. No machining required.
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Transgo Performance shift kit, 2004R HD2

Superior transmission parts,2004R super servo

Throttle Cable & TV Cable Bracket 200-4R 200C 4L60 AOD.
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This cable corrector adjusts the geometry on the TV linkage preventing the throttle cable from being pulled out of adjustment at full throttle.
More Information Replaces AS2-02K

This prevents the throttle cable from being pulled out of adjustment at full throttle. Fits on the upper end of the inner cable.