This is a very very important part of your braking system and it must be maintained for safety. As with everything age will break down the seals in the PDWA valve and it will leak all down your firewall. This kit will replace the O-ring style seals on your valve.
Austin Healey Sprite, 1967 to 169 MGB, 1968 tp 1974 MG Midget, 1967 to 1979 Mini, w/Dual Line Brake Systems, 197719 Triumph TR6 1969 to 1976