Besides the MILEAGE factor for oil changes, isn't there a TIME factor also? I doubt that I'll put 3,000 miles on my car over the course of a year, but change the oil every 3-months (500 miles). What are the opinions out there on the TIME factor?

Brian
*1986 2.3-16V
*Pearl Black AMG rims, yellow calipers
*Pearl Black grille and frame
*Euro headlights, clear blinkers
*Smoked taillights
*Zebrano wood kit
*White-faced gauges
*H&R springs/Bilstein shocks (yet to be installed)