Champion Copper Plus Spark Plug 443

Description

The Champion Copper Plus Spark Plug 443 (RE16MC) is engineered to provide reliable ignition performance and consistent engine operation. Featuring a copper core center electrode, this spark plug delivers improved electrical conductivity and precise heat control, helping maintain optimal engine performance and extended service life.

As part of the Champion Copper Plus line, the RE16MC spark plug offers superior corrosion resistance and is built to ISO and SAE standards for proven durability and reliability. Its resistor design helps reduce electrical interference while supporting stable ignition system operation.

With a 14 mm thread diameter, 0.984 in reach, and tapered seat design, the Champion 443 spark plug provides proper fitment for a range of Chrysler, Dodge, and Jeep engines.

Features

• Copper core center electrode for enhanced conductivity and heat control

• Champion Copper Plus design for dependable performance and durability

• Resistor design for reliable ignition and reduced electrical interference

• Superior corrosion resistance for extended service life

• Built to ISO and SAE standards for consistent performance

Specifications

Brand: Champion
Part Number: 443
Plug Type: RE16MC
Classification: Champion Copper Plus
Grade Type: Standard Replacement
Part Description: Spark Plug

Electrode Specifications

• Center Electrode Tip Material: Copper

• Center Electrode Design: Standard

• Ground Electrode Quantity: 1

• Ground Electrode Core Material: Nickel

• Ground Electrode Tip Material: Nickel

Dimensions

• Thread Diameter: 14.000 mm / 0.551 in

• Reach: 0.984 in

• Seat Type: Tapered

• Hex Size: 0.625 in / 15.880 mm

• Insulator Height: 0.12 in

Performance

• Manufacturer Heat Range: 16

• Pre-Gap Size: 0.041 in / 1.05 mm

• Resistor Type: Yes

Additional Details

• Washer(s) Included: No

• Electrical Terminal Type: Non-Removable Nut

• Hex Type: Hex

• Indexed: No

• Subject to Prop 65: No

Fitment

The Champion 443 spark plug fits a variety of vehicles equipped with 2.4L inline-4 engines, including:

• Chrysler

  • PT Cruiser (2001–2010)

  • Sebring (2001–2006)

  • Voyager (2001–2003)

• Dodge

  • Caravan (2001–2007)

  • Stratus (2001–2006)

• Jeep

  • Liberty (2002–2005)

  • Wrangler / TJ (2003–2006)

Always confirm compatibility by year, make, model, and engine specification before installation.