Leaking, beat up, 20 plus year old rear master cylinder? Yeah... would say it is about the time... 

Chrome rear master cylinder includes cover and boot with piston. 

Replaces OEM Part #42446-87A

** Plunger Rod, Nut, and Lock Tab are NOT included... but are available on our site

***Please note that this is an AFTERMARKET PART and at times there may be a delay in shipping do to product availability. While this is an AFTERMARKET PART, it is one that we use and trust***