Equivalents for the ACDelco spark plug 42S
ACDelco 42S, a spark plug : thread 14 mm, tightening torque fonte 25–35 N·m · alu 25–30 N·m — ou 180°–240° (½–⅔ tour), reach 9.5 mm, heat range medium. Find its 459 compatible and interchangeable spark plugs: cross-references for NGK, Bosch, Champion, Denso and every brand.
Technical information ACDelco 42S spark plug
- Resistor
- no
- Torque
- fonte 25–35 N·m · alu 25–30 N·m — ou 180°–240° (½–⅔ tour)
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459 equivalents compatible with the ACDelco 42S spark plug



































































































































































































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No equivalent for this brand selection.
What can replace a ACDelco 42S spark plug?
The ACDelco 42S is interchangeable with: Bosch W7F, Champion H8, Denso W14L, Bosch W8F, Bosch W9F, Bosch H6DC. These spark plugs share the same mounting (thread, seat) and heat range.
What are the specifications of the ACDelco 42S?
Thread 14 mm, Reach 9.5 mm, Heat range Medium, Gap 1.5mm, Resistor no, Seat Flat (gasket), Torque fonte 25–35 N·m · alu 25–30 N·m — ou 180°–240° (½–⅔ tour)
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.