System Features Ford 1937-1948 Compressor and Alternator Flathead Mount Bracket for use with single wide-groove compressor pulley.For use with GM alternator and Sanden compressor. May be used with multiple carburetion. Offset water neck available for 49-53 engines. Single wide-groove compressor and alternator available for all installations. (Will not fit with tri-power or Super Dual set-up).Note: Must use electric fan with these brackets. Instructions Installation Instructions download Vehicle Fitment warning California Proposition 65 arrow_drop_down WARNING: California proposition 65