Equivalents for the NGK spark plug 1664
NGK 1664 is an automotive spark plug. Browse its 148 equivalents: compatible, interchangeable and replacement spark plugs across NGK, Bosch, Champion, Denso and many more.
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148 equivalents compatible with the NGK 1664 spark plug
No equivalent for this brand selection.
What can replace a NGK 1664 spark plug?
The NGK 1664 is interchangeable with: NGK C7HA, Bosch F 7 HER2, Champion Z9Y, NGK C7HSA, NGK CR7HS, NGK CR7HSA. 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.