Equivalents for the Auto Delta spark plug GP3427
Auto Delta GP3427 is an automotive spark plug featuring reach 15.2–19.0 mm, heat range very hot. Browse its 192 equivalents: compatible, interchangeable and replacement spark plugs across NGK, Bosch, Champion, Denso and many more.
Technical information Auto Delta GP3427 spark plug
- Resistor
- no
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192 equivalents compatible with the Auto Delta GP3427 spark plug




















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No equivalent for this brand selection.
What can replace a Auto Delta GP3427 spark plug?
The Auto Delta GP3427 is interchangeable with: Bosch GI005, Champion CH110, Denso DG143, Bosch GIOO5, Champion CH11O, Champion CH306. These spark plugs share the same mounting (thread, seat) and heat range.
What are the specifications of the Auto Delta GP3427?
Reach 15.2–19.0 mm, Heat range Very hot, 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.