My 83 cd sat for a few years and I'd start it maybe once or twice a year. Put in a battery, glow once, and it woukd always fire up, much to the chagrin of my son, as I had said when it doesn't run he could have it.

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95 E300D working out the kinks
77 300D, 227k, station car
83 300CD 370k, gone away
89 190E 2.6- 335k, no more
79 VW FI Bus- 145k miles, summer driver
59 VW Beetle ragtop- 175k miles
12 VW Jetta- 160k miles