ZS161-JWA MTD Engine - Overview

This genuine part is a M6-1 x 12 Grade 8.8 mounting bolt that is zinc-plated. It is used to secure parts of your machine together, keeping these components tightly attached to each other so that they do not budge during operation. In lawn equipment, this bolt is usually used to attach the engine to the housing of the machine, but you may ...Read morealso find it in other areas of the machine. If the bolt rattles when you shake it, even when tightened, it is time to replace it. It must also be changed if it is corroded or bent, or else it may damage the components it is holding together. You will need to remove this mounting bolt with a socket wrench. This part is sold separately, so it is important to consult your user manual to understand how many bolts your machine needs. If you were initially replacing one bolt on your machine, you should consider purchasing more, as these bolts wear out at the same rate and you may end up needing to replace multiple bolts at once.

An oil drain plug is used to provide a convenient, controlled and easier way to drain the oil from the engine and is typically located at the bottom of the machine, screwed into the oil sump/pan. This oil drain plug is compatible with various makes and models of lawn equipment and is made of high-quality metal measuring approximately 1-in...Read morech in length and is sold as an individual part. If you notice oil leaking from your machine, or worse performance from your machine, this drain plug could be missing or damaged. To replace this drain plug, simply unscrew the old drain plug and screw this one in its spot, making sure to tighten it to the manufacturer standard.

This is a genuine manufacturer approved replacement spark plug. It is an authentic OEM part commonly used on a variety of lawn and garden equipment. The purpose of a spark plug is to deliver electricity from an ignition system to the combustion chamber. Over time spark plugs tend to wear out, get dirty or fouled requiring replacement. Inc...Read moreludes one (1) spark plug per order. You would need a spark plug wrench or a socket wrench to install the spark plug. Please note, after replacing it, you should gap the spark plug according to the owners manual of the outdoor product you have.