Right Stuff Detailing Master Cylinder and Booster - 1 in Bore - Dual Integral Reservoir - 11 in OD - Single Diaphragm - Cadmium - GM F-Body 1971-81 G10060572 TECH-TOOL-KIT Internal crossover brake fluid passages LWILK5000K Size:Large (17") see 450600 R03P003L

Internal crossover brake fluid passages eliminate the use of external crossover tubes

The 300cc rectangle ports produce impressive flow and great power on competition big-blocks up to 510 c

93774Since 1938

Requires the use of HVC-III Coils with this ignition

2-1/4 in Inlets

Right Stuff Detailing Master Cylinder and Booster 1 in Bore Dual Integral Reservoir 11 in OD Single Diaphragm Cadmium GM F Body 1971 81 G10060572 TECH TOOL KIT Internal crossover brake fluid passages LWILK5000K Size:Large (17") see 450600 R03P003L Internal crossover brake fluid passages eliminate the use of external crossover tubes The 300cc rectangle ports produce impressive flow and great power on competition big blocks up to 510 c