With 1-7/16" of piston travel, there is plenty of margin when used with large four or six piston calipers. MASTER CYLINDER.
Wilwood Brake Master Cylinder 260-10375 1" IMCA UMP WISSOTA Late Model ARCA KN
Wilwood Brake Master Cylinder 260-10374 7/8" IMCA UMP WISSOTA Late Model ARCA KN
Wilwood Brake master cylinder compact version 3/4" bore SCCA NASCAR Late Model
WILWOOD BRAKE MASTER CYLINDER 1"BORE HIGH VOLUME ALUMINUM #260-6766 AP TILTON
WILWOOD BRAKE MASTER CYLINDER 3/4"BORE HIGH VOLUME ALUMINUM #260-6764 TILTON