Equivalents for the Lucas spark plug HDS303
Meet the Lucas HDS303 spark plug — reach 15.2–19.0 mm, heat range medium. Here are its 111 cross-references: equivalent, compatible and replacement plugs from NGK, Bosch, Champion, Denso and other makers.
Technical information Lucas HDS303 spark plug
- Resistor
- no
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What can replace a Lucas HDS303 spark plug?
The Lucas HDS303 is interchangeable with: Bosch CH178, Champion CH178, Denso G115, Bosch GLP048, Champion GX125, Champion SR125. These spark plugs share the same mounting (thread, seat) and heat range.
What are the specifications of the Lucas HDS303?
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.