If the descriptions can be trusted:
Quote:






DORMAN Part # M88787 More Info {#18002149, 3580146, 3699226, 3699271}
w/Manual Disc Brakes; Bore = 1-1/32"

RAYBESTOS Part # MC36412 More Info Professional Grade; Bore Size=1 1/32" Number of Ports=2 Primary Outlet Size=9/16x20 Secondary Outlet Size=1/2x20
Front Disc Brakes; Manual Brakes

CARDONE SELECT Part # 131627 More Info NEW MASTER CYLINDER
Supplied w/Reservoir; Front Disc brakes; Manual brakes