john deere 329 engine specs an Maintenance and Troubleshooting Tips for the John Deere 329 Regular maintenance ensures longevity and optimal performance of the John Deere 329 engine. Here are essential tips: Routine Maintenance Oil Changes: Every 25-50 hours of operation, using SAE 30 or 10W-30 oil Air Filter Replacement: M Ms. Robbie Lindgren-Kris Feb 4, 2026
