Equivalents for the Japan Parts spark plug B104
The Japan Parts B104 spark plug : reach 15.2–19.0 mm, heat range medium. Find its 151 compatible and interchangeable spark plugs: cross-references for NGK, Bosch, Champion, Denso and every brand.
Technical information Japan Parts B104 spark plug
- Resistor
- no
Buy this spark plug Japan Parts B104 — best retailers
Partner links: a purchase made through these links may earn us a commission, at no extra cost to you.
What can replace a Japan Parts B104 spark plug?
The Japan Parts B104 is interchangeable with: Bosch CH203, Champion W425, Denso DG145, Bosch GLP040, Bosch GLP228, Champion CH203. These spark plugs share the same mounting (thread, seat) and heat range.
What are the specifications of the Japan Parts B104?
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.