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Product details
Heat range 5, 14mm thread, 3/4 inch reach: the B5ES is the hottest of the 3/4 inch B-series plugs here. The terminal tip is installed.
Technical Details
- Manufacturer: EMPI
- Manufacturer part number: 98-9957-B
- NGK reference: B5ES
- Thread: 14mm
- Reach: 3/4 inch
- Heat range: 5
- Terminal tip: Installed
- Sold as: Each (boxes of 4)
Fitment & Compatibility
A hotter plug can clear deposits better on an engine that idles a lot.