Champion RJ19LMC Spark Plug. Replaces B & S 591868 & 799876 (799876 RJ2YLE) (Concept Copper Plus) Fits Quantum Series 625, 675, 725. This spark plug will be pre-set to .020" gap, which is correct for Phase 3 engines (after date code 110630xx). The spark plug must be adjusted to .030" gap for use in Phase 1 / Phase 2 engines (before date code 110630xx). This spark plug allows for a wider range of operating conditions, which allows for its use in older and current production Quantum® engines. Min4/box.

Replaces:

• BRIGGS & STRATTON 591868
• BRIGGS & STRATTON 799876
• BRIGGS & STRATTON 5435
• CHAMPION RJ19LMC