Equivalents for the Marelli spark plug UC23A
Marelli UC23A is a spark plug — heat range medium, reach 15.2–19.0 mm. Find its 191 compatible and interchangeable spark plugs: cross-references for NGK, Bosch, Champion, Denso and every brand.
Technical information Marelli UC23A spark plug
- Resistor
- no
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191 equivalents compatible with the Marelli UC23A spark plug





































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No equivalent for this brand selection.
What can replace a Marelli UC23A spark plug?
The Marelli UC23A is interchangeable with: Bosch CH162, Champion W560, Denso DG105, Bosch GLP034, Champion CH94, Champion CH162. These spark plugs share the same mounting (thread, seat) and heat range.
What are the specifications of the Marelli UC23A?
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.