Gates EMH986 Engine Crankcase Vent Valve - PCV Valve

Gates EMH986 Crankcase Vent Valve

The Gates EMH986 crankcase vent valve is an OE-exact replacement for vehicles that use a PCV-style crankcase ventilation pressure regulator. Built from plastic with a 7 mm inside diameter hose connection, it is made for direct fitment and straightforward installation while helping restore proper crankcase ventilation performance.

Compatible with select Lexus applications, including Lexus IS300, RC300, NX300, GS300, GS200t, IS200t, NX200t, and RC200t, this Gates crankcase vent valve supports the emission control system where accurate pressure regulation matters. If you are replacing a worn PCV valve on a Lexus IS300 or another listed model, EMH986 provides a direct-match service part.

Key Features

• OE-exact crankcase vent valve for emission control service
• Plastic construction for direct replacement fit
• 7 mm inside diameter hose connector
• Single hose connector design
• Supplied as a PCV valve service component
• Gates EMH986 part number for easy identification

Product Details

Gates EMH986 is part of the Gates Crankcase Vent Valve line, which focuses on OE-style crankcase ventilation pressure regulators, PCV valves, and oil separators. The goal of this product line is to match original equipment fit and function so the emission ventilation system can return to proper operating condition without unnecessary modification. This makes EMH986 a practical choice for Lexus NX200t, GS300, and related applications where the crankcase ventilation system needs a direct replacement component.

This part cross-references 1220436050 for the same application.

What It Helps Address

• Rough idle caused by a faulty PCV valve
• Excess crankcase pressure from restricted ventilation
• Oil vapor control issues in the emission system
• Vacuum irregularities related to crankcase ventilation
• Check engine concerns tied to crankcase ventilation performance

Installation Notes

Verify the hose connection size and vehicle application before installation. Replace the valve only after confirming the existing crankcase vent valve is the correct service point for the vehicle. For best results, inspect the connected hose and surrounding ventilation components for wear, cracking, or blockage during service.

Quality Assurance

Gates manufactures this crankcase vent valve as an OE-exact replacement part for emission ventilation service. EMH986 is built to restore the system to desired operating and performance levels when installed on the listed Lexus applications.

Fitment

• Fits 2023-2025 Lexus IS300, PCV Valve
• Fits 2018-2020 Lexus IS300, PCV Valve
• Fits 2018-2022 Lexus RC300, PCV Valve
• Fits 2018-2021 Lexus NX300, PCV Valve
• Fits 2018-2019 Lexus GS300, PCV Valve
• Fits 2016-2017 Lexus GS200t, PCV Valve
• Fits 2016-2017 Lexus IS200t, PCV Valve
• Fits 2015-2017 Lexus NX200t, PCV Valve
• Fits 2016-2017 Lexus RC200t, PCV Valve