Equivalents for the Prestolite spark plug 78-8
The Prestolite 78-8 spark plug with reach 15.2–19.0 mm, heat range hot. 13 equivalents listed: interchangeable and compatible spark plugs across all brands — NGK, Bosch, Champion, Denso…
Technical information Prestolite 78-8 spark plug
- Resistor
- no
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13 equivalents compatible with the Prestolite 78-8 spark plug
No equivalent for this brand selection.
What can replace a Prestolite 78-8 spark plug?
The Prestolite 78-8 is interchangeable with: Champion W14, Autolite T5, Motorcraft SP-488, Champion W14/014, Autolite T7, Autolite TT8. These spark plugs share the same mounting (thread, seat) and heat range.
What are the specifications of the Prestolite 78-8?
Reach 15.2–19.0 mm, Heat range 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.