NGK 5887 Spark Plug

NGK Laser Iridium Spark Plug 5887 Overview

NGK Laser Iridium Spark Plug 5887 is an OE-style ignition component built for precise combustion performance and long service life. It uses an iridium center electrode tip, nickel ground electrode material, and a copper core to support stable spark delivery in a wide range of applications, including Jeep Compass, Jeep Patriot, and Mazda 626 service needs.

The Laser Iridium line focuses on original-equipment standards and consistent fitment. For drivers searching for NGK 5887 spark plug replacement options, this part is built with a 14 mm thread diameter, 5/8 hex, flat seat, 0.75 reach, and a pre-gap size of .032.

Key Features

• Laser Iridium spark plug with iridium center electrode tip material
• Copper center electrode core and nickel ground electrode core
• Standard ground electrode tip design and standard ground configuration
• 5 k? resistance for ignition system compatibility
• Flat seat, 14.00 mm thread diameter, 5/8 hex size, and .75 reach
• Manufacturer heat range 5 with a non-removable nut terminal
• OE-style replacement for select BMW, Mazda, Saturn, and Jeep applications

Detailed Description

NGK 5887, also identified as part number IZFR5G, is a Laser Iridium spark plug engineered for vehicles that call for a .032 gap specification or a model-specific gap adjustment. It is listed for applications such as 2007-2011 Jeep Compass, 2007-2011 Jeep Patriot, 2000-2002 Mazda 626, 1995-2002 Mazda Millenia, 2008-2009 Saturn Astra, and select BMW 850 and 750 models. This makes it a practical choice for owners searching for a spark plug for Jeep Compass 2007-2011, Jeep Patriot 2007-2011, or Mazda Millenia 1995-2002 service.

NGK’s OE manufacturing background and broad North American coverage support consistent part quality across domestic and import vehicle applications. This part cross-references MAHLE 5887 for the same application.

What It Helps Address

• Rough idle caused by worn spark plug electrodes
• Hard starting from weakened ignition output
• Misfire conditions related to plug wear or incorrect gap
• Reduced throttle response from inconsistent spark delivery
• Service interval replacement for vehicles calling for Laser Iridium plugs

Installation Notes and Tips

Verify the vehicle’s required gap before installation. Some listed applications call for a .044-inch gap, while others specify .028 or .032 inches; follow the vehicle service information for the exact setting. Use the correct torque procedure for the cylinder head material, and inspect ignition coils, boots, and wires during service to avoid repeat misfire concerns. Confirm the part number NGK 5887 matches the engine application before installation.

Quality Assurance

NGK is a long-established OE supplier and spark plug manufacturer with extensive automotive application coverage in North America. The Laser Iridium design is produced to original-equipment standards for durability and operational consistency across the listed fitments.

• Fits 2007-2011 Jeep Compass, N/A
• Fits 2007-2011 Jeep Patriot, N/A
• Fits 2008-2009 Saturn Astra, N/A
• Fits 2000-2002 Mazda 626, N/A
• Fits 1995-2002 Mazda Millenia, N/A
• Fits 1998-1999 Mazda 626, N/A
• Fits 1993-1997 BMW 850Ci, N/A
• Fits 1988-1996 BMW 750iL, N/A
• Fits 1994-1995 BMW 850CSi, N/A
• Fits 1991-1992 BMW 850i, N/A