Equivalents for the Lucas spark plug LP109
The Lucas LP109 spark plug : reach 15.2–19.0 mm, heat range medium. 137 equivalents listed: interchangeable and compatible spark plugs across all brands — NGK, Bosch, Champion, Denso…
Technical information Lucas LP109 spark plug
- Resistor
- no
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What can replace a Lucas LP109 spark plug?
The Lucas LP109 is interchangeable with: Bosch GLP13, Champion CH268, Denso DG181, Bosch GLP055, Bosch GLP111, Bosch GLPO55. These spark plugs share the same mounting (thread, seat) and heat range.
What are the specifications of the Lucas LP109?
Reach 15.2–19.0 mm, Heat range Medium, Resistor no, Seat Flat (gasket)
Cross-references and specifications are provided for guidance only. The wrench size can vary by brand, and some data is inferred from the plug code or an equivalent reference. Always check the vehicle manufacturer's recommendation before buying and fitting.