C3510, Master Cylinder 5/16" and 1/4" Inverted Flare Ports. Casting # 300406F.

C3502, Master Cylinder 5/16" and 1/4" Inverted Flare Ports. Casting # 300407C.

C3500SF, Master Cylinder 1/4" and 5/16" Inverted Flare Ports. Casting # 300406F.

C3503, Master Cylinder 5/16" and 1/4" Inverted Flare Ports. Casting # 300406C.

C3500SE, Master Cylinder 1/4" Inverted Flair Ports. Casting # 300459A.

C3507, Master Cylinder 1/4" Inverted Flair Port. Casting # 300455. Ford Application.

C3496, Master Cylinder 5/16" Inverted Flare Port. Casting # 300358. GM Application.

C3472, Master Cylinder 1/4" Inverted Flare Post. Casting #'s 300206G, 300371. Ford Application.