Spark plug · Marchal
Equivalents for the Marchal spark plug CR21E
Meet the Marchal CR21E spark plug. 14 equivalents listed: interchangeable and compatible spark plugs across all brands — NGK, Bosch, Champion, Denso…
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14 equivalents compatible with the Marchal CR21E spark plug
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What can replace a Marchal CR21E spark plug?
The Marchal CR21E is interchangeable with: Bosch M35T1, ACDelco C86H, Lodge C1, Bosch M45T1, Lodge C3BBL, KLG CK1. These spark plugs share the same mounting (thread, seat) and heat range.
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.