591868 / 799876 Briggs & Stratton Spark Plug for Quantum Series 625, 675, 725
- For use in ALL Quantum Series 625, 675, and 725 Engines.
- Date code stamped on shroud above the muffler of right above the spark plug.
- 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.
- Please Contact us for assistance in locating your engine's Date Code
This is an original equipment part.
• Packed With Care
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