I have a 1988 YJ. I got a quote of $900.00 for parts and labor ( new pressure plate, clutch disk, slave cylinder, pilot bearing) from one shop. Another shop qouted me a labor only rate of $600.00 if I provided all of the parts.
Preen is a pre-emergent weed prevention product. It prevents weed seeds from germinating instead of killing existing mature weeds. Preen works on a wide variety of annual weeds, but it won't have an effect on perennial weeds because they already have established roots.
the uropygial gland or preen gland is an essential part of preening this gland is found near the base of the tail and produces an oily substance that contains diester waxes that help waterproof feathers and keep them flexible while preening birds will spread this oil to each feather