Gates EMH310 Engine Crankcase Breather Hose - Valve Cover To Throttle Body

Gates EMH310 Crankcase Breather Hose

The Gates EMH310 is an OE-exact crankcase ventilation and emission control hose built for direct replacement in the engine breather circuit. Made from rubber with a push-in end type, it restores the valve cover to throttle body hose path used on select Nissan applications.

Gates Emission Control Hose products focus on accurate fit and durable construction for emission system service. The EMH310 follows that approach with a replacement hose that matches the original routing and connection style for Nissan Altima, Maxima, and Quest applications.

Key Features

• OE Exact replacement for the crankcase ventilation/emission hose path
• Rubber construction for everyday engine-bay service
• Inside diameter: 16 mm (.61 in.)
• Centerline length: 222 mm (8.75 in.)
• Push-in end type for the specified factory connection
• Designed for valve cover to throttle body routing
• Brand part number: EMH310

Detailed Description

This Gates EMH310 hose is a direct-fit engine crankcase breather hose for emission control service. It is specified for 2002-2006 Nissan Altima, 2004-2008 Nissan Maxima, and 2004-2009 Nissan Quest, all in the valve cover to throttle body position. The OE-exact design helps restore the original emission system hose path and connection geometry without altering factory routing. This part cross-references Nissan 118268J100 for the same application.

Common Issues It May Address

• Cracked or hardened crankcase breather hose material
• Vacuum leaks at the valve cover to throttle body hose route
• Emission system flow problems caused by a deteriorated hose
• Oil vapor routing issues from a damaged breather line
• Check engine concerns related to crankcase ventilation hose failure

Installation Notes and Tips

Verify the hose path, end style, and dimensions before installation. This EMH310 uses a push-in connection and is intended for the valve cover to throttle body location on the listed Nissan models. Inspect adjoining fittings and nearby vacuum lines for wear, oil saturation, or cracking before installing the new hose.

Quality Assurance

Gates manufactures this emission control hose as an OE-exact replacement built from high-quality materials for durability and service life. The EMH310 is intended to restore proper emission system operation on the specified Nissan Altima, Maxima, and Quest applications.