Proform Slant-Edge Black Aluminum Push-In Air Breather Cap # 141-862 Rate_12 2) The GM Alternators have

2) The GM Alternators have a 2" long mounting "ear" while the Ford Alternators have a 3" Long "ear"

Adjustment Range (F):150-240 degrees F

32 gph Free Flow Rate

and additional switch is required

Proform Slant-Edge Black Aluminum Push-In Air Breather Cap # 141-862 Rate_12 2) The GM Alternators haveProform Slant Edge Black Aluminum Push In Air Breather Cap # 141 862 Valve Cover Breather Attachment: Push in Fits Valve Cover Hole Size: 1. 220 in. Breather Shape: Round PCV Valve: No Breather Tube: No Shielded: No Breather Top Style: Plain Base Material: Aluminum Base Finish: Black Top Material: Aluminum Top Finish: Black Grommets Included: No Diameter (in): 2. 500 in. Quantity: Sold individually.