Denso 3436 Spark Plug

Denso Iridium Long Life Spark Plug for Nissan Versa

The Denso 3436 Iridium Long Life (SIP) spark plug is built for precise ignition performance and long service life in select Nissan Versa applications. It uses an iridium center electrode, platinum needle ground tip, and OE-focused construction to support stable combustion and consistent engine operation.

Key Features

• Iridium center electrode tip for durable spark delivery
• Platinum needle ground electrode tip with needle-to-needle configuration
• Copper core center electrode and nickel ground electrode core materials
• 5000 ohm resistance for ignition system compatibility
• Flat seat design with 12.00 mm thread diameter and 28.50 mm reach
• Pre-gapped to 1.1 mm
• Manufactured to meet strict OE performance, durability, and emissions standards

Product Details

Denso Iridium Long Life (SIP) plugs are engineered as OE-style ignition components for drivers who want dependable spark quality and consistent engine response. Part number 3436 is specified for 2009 Nissan Versa and 2011 Nissan Versa applications, making it a direct-fit choice for Nissan Versa ignition service. The iridium tip helps maintain electrode integrity over time, while the platinum needle ground design supports efficient spark transfer under normal operating conditions. This part cross-references DENSO Auto Parts FXE20HE11 and Datsun/Nissan 22401-ED71B for the same application.

Common Issues This Part Can Address

• Rough idle caused by worn spark plugs
• Hard starting from weak ignition output
• Misfire conditions related to degraded plug electrodes
• Reduced fuel economy from inconsistent combustion
• Loss of throttle response tied to ignition wear

Installation Notes and Tips

Verify engine application before installation and confirm the plug gap matches the vehicle specification. Use the correct socket size and torque procedure for the cylinder head material to avoid thread damage. Inspect ignition coils, boots, and plug wells during service, since worn secondary ignition components can affect plug performance. For Nissan Versa maintenance, replacing plugs at the recommended interval helps preserve smooth starting and steady engine operation.

Quality Assurance

Denso manufactures this spark plug to OE performance, durability, and emissions standards, with construction intended to match original-equipment expectations for fit and function. Compatible With 2009 Nissan Versa and 2011 Nissan Versa, this Denso 3436 spark plug supports factory-style ignition service.