Lawn Mower Engine Parts | MTD Parts With our large variety of lawn mower engine parts, you can find the parts you need to keep your equipment's PowerMore, Honda, Kohler, Briggs and Stratton, Tecumseh or Craftsman engine operating at peak performance. From pull ropes and spark plugs to carburetors, filters and gas caps, MTD has the genuine equipment you're looking for. Walk-Behind Lawn Mower Engine Parts | MTD Parts The engine is the core of your lawn mower. To be sure it's always ready to cut the grass when you are, maintain it by replacing worn out lawn mower engine parts. For example, lawn mower spark plugs are prone to collecting hard build-up, which can hurt your mower's performance. Find new spark plugs and tips on installation from MTD. You can also