Overview

• Manufacturer: Champion
• Part: DJ6J spark plug (Copper Plus design)
• Application: standard small-engine spark plug for lawn and garden equipment and other outdoor power tools requiring a 14 mm plug

Key Features

• Part Number: DJ6J
• Type of machine suitable for: small engines and garden equipment (lawn mowers, chainsaws, trimmers, tillers, and similar outdoor power equipment that use a 14 mm spark plug)
• Gap specification: 0.022–0.028 inches (0.56–0.71 mm) for proper ignition and performance
• Electrical/design: Copper Plus design for improved conductivity and durability; direct replacement for DJ6J-class plugs
• Mechanical details: Thread size 14 mm; reach approximately 0.551 inches (14 mm); hex size 16 mm (5/8 in)
• Installation tip: verify correct seating and clean threads prior to installation; avoid cross-threading and over-tightening; adjust gap if using a pre-gap variant

Compatibility

• Suitable machine models: small-engine equipment and outdoor power tools that require a Champion DJ-series spark plug
• Alternative part numbers / cross-refs: DJ6, DJ6Y, DJ7J, DJ8J, RDJ6J, RDJ7J, RDJ7Y, RDJ8J, 5847, 5851
• Notes on substitution: use cross-referenced equivalents to maintain compatibility with equipment manuals or replacement guides