NGK 5017 Spark Plug

NGK G-Power Spark Plug for Chrysler and Dodge

The NGK G-Power Spark Plug, part number 5017, is built for direct ignition service in a wide range of Chrysler, Dodge, and Jeep applications. It combines a platinum center electrode tip with a copper core and a nickel ground electrode to support consistent spark delivery and stable combustion.

Key Features

• NGK G-Power Spark Plug line for OE-style ignition service
• Platinum center electrode tip with copper core for reliable spark performance
• Nickel ground electrode with trapezoid tip design
• 5,000 ohm resistance for ignition system noise control
• Pre-gapped at 0.040 inches; some listed applications require adjustment to 0.044 inches
• 14 mm thread diameter, 25.00 reach, tapered seat, 5/8 hex
• Part number 5017 / LZTR4AGP

Detailed Description

NGK’s G-Power Spark Plug line is positioned for drivers who want OE-level ignition service with a platinum-tipped center electrode and durable construction. This spark plug uses a non-removable nut terminal, a standard ground configuration, and a tapered seat to match the listed Chrysler PT Cruiser, Chrysler 300, Dodge Charger, Dodge Ram 1500, and Jeep Grand Cherokee applications. The part number 5017 is also referenced as LZTR4AGP, and it cross-references DENSO Auto Parts 5017 for the same application.

Compatible With 2001-2010 Chrysler PT Cruiser, 2005-2008 Chrysler 300, 2006-2008 Dodge Charger, 2003-2008 Dodge Ram 1500, and other listed Chrysler, Dodge, and Jeep models. For vehicles noted with twin spark systems, follow the specified 0.044-inch gap requirement in the fitment notes. This NGK 5017 spark plug is a practical choice for routine ignition service on vehicles such as the Chrysler Sebring, Dodge Caravan, and Jeep Wrangler.

What It Helps Address

• Rough idle caused by worn spark plugs
• Hard starting from weak ignition output
• Misfire conditions related to plug wear or incorrect gap
• Reduced throttle response from inconsistent spark delivery
• Ignition noise control needs in secondary ignition service

Installation Notes and Tips

• Verify the vehicle-specific gap before installation; listed applications call for 0.044 inches in several cases.
• Confirm the tapered seat, 14 mm thread diameter, and 25.00 reach match the engine specification.
• Use the fitment notes for twin spark systems on Chrysler, Dodge, and Jeep models.
• Inspect ignition components and replace any worn secondary ignition parts during service.

Quality Assurance

NGK is a major OE spark plug supplier in North America with decades of automotive manufacturing experience. The brand’s OE-focused production standards and broad vehicle coverage support dependable service across domestic and import applications.