Equivalents for the Bosch spark plug HR 78
Bosch HR 78 is a spark plug. Find its 37 compatible and interchangeable spark plugs: cross-references for NGK, Bosch, Champion, Denso and every brand.
Buy this spark plug Bosch HR 78 — best retailers
Partner links: a purchase made through these links may earn us a commission, at no extra cost to you.
37 equivalents compatible with the Bosch HR 78 spark plug
No equivalent for this brand selection.
What can replace a Bosch HR 78 spark plug?
The Bosch HR 78 is interchangeable with: Bosch H 56, Champion CET9, Denso T16TT, Champion RER 6 DMC, Denso T20TT, Beru 0 002 35 715. 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.