My car (recently) clunks too but the boots are not torn.
I will have it on stands Monday and try get a closer look at the boots.
If they are not torn or severely cracked, what could it be?

__________________
1998 Ford Escort ZX2 5 speed - 279,000 miles My Daily

1992 Mercedes 300D 2.5 202,000 - Pure junk
2000 Mercedes E320 Black - 136,000 miles - Needs repair

Don't forget to grease the screw and threads on the spring compressor.