Cub Cadet CC600 (twin blade walk-behind mower.) We've had it about 6 years with good results. Replacing the blade control cable which broke inside the cable housing apparently from age and wear. You Tube was my friend as usual for a helpful video. Had to remove the pulley cover plus tip up the...
I like the idea of an early oil filter change at 1,000 miles - I think the good synthetics discussed will help clean up residual sludge, which would end up in the filter.