Holley 543-3 - Holley Pro-Jection TBI Replacement Parts Details
Replacment for the following obsolete/discontinued Holley TBI units:
1bbl Replacement TBI P/N's 510-500-2, 500-4
2bbl Pro-Jection P/N's 502-1, 502-2, 502-20
2 x 2 Pro-Jection P/N 502-2211
Keep your system running at peak performance with help from Holley. These high quality Pro-Jection Replacement Parts are brand new. Designed to replace original Holley components on the Pro-Jection systems.
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