Might want to check
Note: I have never dealt with them but have seen many mentions. Might want to check who makes the compressor (is a Delco part number).
Shipping Weight: 18.00 pounds
HR6 DESIGN TYPE III CASE STD HEAD SWITCH PLUGS @ 2:00 & 6:00 O RING SEAL - REAR HEAD */D PORTS 3 EAR ALL THREADED POSITION 1, 7, & 10 6 GR 5.6 DIA MT STD COIL PIN (8MM) @ 2:00
Harrison Redesign (HR) -6 is an updated DA-6
ps there should not be a core charge on a new compressor