Recoil Starters for Yard Machines, Bolens, Yard-Man and more. Rewind starters for Honda, Kohler, Briggs & Stratton, Kawasaki, Tecumseh, PowerMore, Cub Cadet, Craftsman and Troy-Bilt engines. It walks you through the whole process step by step, from checking the shear-key, tapping & removing the flywheel, fitting the shear-key, torquing the flywheel, and setting the armature air gap.9201921862 Tecumseh Small Engine Air Filter 7.31 ///s/files/1/1405/6268/products/image_e992273a-b5cb-4fe1-87d0-ecee56027815.jpg?v=1644261961 ///s/files/1/1405/6268/products/image_e992273a-b5cb-4fe1-87d0-ecee56027815_large.jpg?v=1644261961 USD OutOfStock Small Engine Air Filter Lawn And Garden Maintenence Parts Mower And Tractor Attachments Outdoor Power Equipment Power Tools & Outdoor Equipment Prevent your lawnmower's engine from getting ruined by dirt, dust, and debris and keep it running like new with Tecumseh Air Filters! This air filter is designed for use with lawnmowers that use Tecumseh 3.5-4 HP OHW engines. MTD Parts has the original replacement recoil starter for push, self-propelled, wide area walk-behind mower, garden tiller, weed whacker or snow blower. If you need video help, check out “Shear-key replacing video”. The repair procedure isn’t complex, but a few techniques need to be followed to nail this repair successfully. Remove the two bolts holding the gas tank to the engine. This top information is for carburetors installed on Sprint, Classic and Quattro 3.0 to 4.0 hp engines. A.The diaphragm is stiff and must be replaced. A broken shear-key is, as you now know, the most likely cause of engine kickback. This problem is usually common with Briggs and Stratton Vacu-Jet and Pulsa-Jet diaphragm style carburetors. If the timing is out a little, your mower may run but run rough. When the timing is out a lot, the mower won’t start. The high-performance design allows smoother pulling for lawn mower pull cords and any other recoil starter rope applications. Our unbreakable starter cord uses patented technology that is five times stronger than steel. When the timing is out/off, you run the risk of severely damaging the engine. Our diamond cord is the world’s strongest and most durable pull start cord. Timing maintains a mechanical set relationship between internal engine components and firing the spark plug at the optimum time. Common symptoms of broken shear key include:īefore I describe the repair, it may be helpful to know a little about engine timing, don’t worry, I’ll keep it short. The shear key commonly breaks because the blade has kit a solid object and come to a sudden stop. It can sometimes whip you as it does so, which is Oouch!!.Ī lawnmower engine commonly kicks back when the shear key breaks.

Kickback is when you pull start your mower, and the pull cord is snapped from your hand. When you experience kickback, you won’t mistake it for anything else.

3.5 hp tecumseh engine pull cord spring