Denso 671-6120 Spark Plug Wire Set

Denso 7mm Spark Plug Wire Set 671-6120

Denso 671-6120 is a 7mm spark plug wire set built to match factory-installed wire sets in form, fit, color, and performance. It is a direct OE-style ignition wire replacement for Chrysler, Dodge, and Plymouth applications that need consistent spark delivery and dependable terminal fit.

The Denso First Time Fit line focuses on OE-level construction and application-specific accuracy. This 7mm wire set uses Sil PBT Sil boot material, a 90-degree spark plug end boot, and female terminals at both the spark plug and distributor/coil ends for the listed vehicles.

Key Features

• 7mm insulation outside diameter for OE-style ignition wire routing
• Sil PBT Sil spark plug boot material for durable boot construction
• 90-degree spark plug end boot for proper clearance and routing
• Female spark plug end terminal type
• Female distributor/coil end terminal type
• Built to meet or exceed OE/OES standards
• Direct replacement for Denso 671-6120 applications

Detailed Description

This Denso 7mm spark plug wire set is engineered for vehicles that require a precise OE-style ignition lead replacement. It is listed for 1993-1997 Chrysler Concorde, 1993-1997 Chrysler Intrepid, 1994-1997 Chrysler LHS, 1993-1997 Dodge Intrepid, 1997 Plymouth Prowler, and 1994-1996 Chrysler New Yorker. If you are searching for a spark plug wire set for a 1993-1997 Chrysler Concorde or a 1993-1997 Dodge Intrepid, part number 671-6120 matches the listed fitment and terminal configuration.

This part cross-references ACDelco 16-806K and Bosch 09714 for the same application.

Common Problems This Part Can Address

• Misfires caused by worn or damaged ignition wires
• Hard starting from weak spark transfer
• Rough idle related to deteriorated wire insulation
• Intermittent ignition performance from poor terminal contact
• Routing or fitment issues with incorrect replacement wire sets

Installation Notes and Tips

Verify engine application, wire routing, and terminal style before installation. Match each lead to the original routing path to avoid crossfire and heat exposure concerns. Confirm the 90-degree spark plug boot clears nearby components and that each female terminal seats fully on the spark plug and distributor or coil connection points.

Quality Assurance

Denso First Time Fit ignition wire sets are built to OE/OES standards for form, fit, color, and performance. Part number 671-6120 is manufactured as an OE-style replacement for the listed Chrysler, Dodge, and Plymouth applications.