These 1963-66 Chevy and GMC truck front disc brake conversion lines are designed to work with our manual master cylinder & prop valve kit or our Power brake booster kits, making your installation easy.Will not work with Wilwood master cylinders or proportioning valves. Due to shipping and packaging these kits may need slight modifications when installing.Will not work with Wilwood master cylinders or proportioning valves.

Fits: 1963 1964 1965 1966 Chevy,GMC truck

Note:Due to package size, product ships by dimensional weight.