EX400DS6031 Subaru Engine - Overview

An oil drain plug is a part designed to facilitate a convenient and controlled method for draining the oil from an engine and is commonly positioned at the lower part of the machine, threaded into the oil sump or pan, offering an easier point for oil removal. This plug is designed for use within various types of small engine equipment and...Read more requires a hex socket wrench to remove and install. This plug is an OEM part that is sold as an individual and prevents any oil from leaking from the oil sump/pan and need only be removed for oil changes. If you notice an oil leak or poorer performance from your equipment, it may be due to an oil leak caused by a broken or loose plug. To replace this plug, ensure you use the torque setting set by the manufacturer of your equipment to properly secure it.

This OEM flange nut in your engine is a fastener that secures different engine assemblies, like the intake system or the fuel tank. It has a wide, flat base for stability and even load distribution. With a diameter of 6 mm, a thread pitch of 1 mm, and a flange diameter of 13 mm, it is commonly found at assembly attachment points or in are...Read moreas that vibrate. You can tell if a flange nut is broken by checking for bending, cracking, or missing pieces. You may also notice loose assemblies. Not replacing a broken flange nut can lead to issues such as air or fuel leaks and a loss of engine power. To remove a damaged nut, consult your user manual for its location and use a wrench or socket to unthread it. Please note that this flange nut is sold individually, so it is essential to confirm the quantity required for your specific machine. It is also a good idea to keep some extras on hand for future repair needs.

This gasket, also known as the oil drain plug gasket, is a ring-shaped, metal component used in outdoor power engines. It is supplied by the manufacturer and can be found at the bottom of the engine oil pan where the drain plug is installed. The gasket is responsible for sealing the area between the oil drain plug and the engine block to ...Read moreprevent oil from leaking during oil changes. Over time the gasket can wear down, corrode, or crack. If the gasket can no longer seal the area, oil will escape from the oil pan, leading to inadequate lubrication, increased friction, and engine damage. Before you begin the repair, drain the oil from the engine to prevent contamination. Use a wrench to loosen and remove the oil drain plug. Peel off the old gasket, and thoroughly clean the drain plug and oil pan surface. Install the new gasket and ensure that it sits firmly on the oil pan. Finally, reinstall the drain plug, and be careful to avoid overtightening it.

A genuine item which is supplied directly from the original equipment manufacturer for use with Subaru/Robin engines commonly installed on lawn and garden equipment. It is an identical replacement for a missing or damaged component which was installed on a new unit. The gauge allows a user to check the level of oil in the engine. Keep in ...Read moremind this high-quality part is made of durable plastic material and is sold individually.

This is an authentic Subaru/Robin replacement part manufactured for use with small engines. The fuel filter fits in the fuel tank just under the cap. This fuel filter strains the fuel as it is poured into the tank. The fuel filter is sold individually.

This is a genuine Subaru/Robin replacement part. The gasket is designed by the manufacturer for use in engines. This part is made of plastic, and is used to seal the connection between the oil gauge and the bearing cover. No tools are required when replacing this item. Simply remove the oil gauge so the old part can be removed and replaced. This product is sold individually.

It is a genuine manufacturer-sourced replacement part used on a variety of Subaru/Robin engines commonly installed on lawn and garden equipment. This part provides an air-tight seal between the carburetor and the insulator, over time the material tends to deteriorate and crack eventually requiring replacement. This part is made of high-quality composite material and it is sold individually.

The spacer goes next to the o-ring and the other spacer. This is an OEM part sourced directly from the manufacturer and used in engines made by Subaru/Robin. This part is available as an individual replacement part. It may require a screwdriver during installation. This item is made of rubber and will need to be replaced if it breaks.

This is available as an individual replacement part. The o-ring is made of rubber and goes next to the spacer. During replacement, it may require a screwdriver and a set of pliers to help install the part correctly. It will require replacing if it becomes broken. This is a genuine Subaru and Robin replacement part used in compatible engines.

This is a genuine Subaru and Robin replacement part for use in engines. The governor sleeve attaches to the governor gear. A hammer may be needed during the replacement of this part. It is made out of metal and will need to be replaced if it breaks. This item is sold individually.

This authentic manufacturer-sourced component is specially designed for Subaru / Robin engines that are commonly installed on a variety of lawn and garden equipment. It is an identical replacement for a missing or a damaged hardware that was installed on a new unit. Check the diagrams for your specific model for the exact location and app...Read morelication of this tapping screw. Keep in mind this high-quality part is made of durable metal and is sold as an individual item. A screwdriver will be needed to secure or remove it.