HKS / SPARK PLUG CROSS-REFERENCE
HKS 5408S30I Cross Reference
Explore the listed cross-reference options for HKS 5408S30I. References on this page include APEX 06ISO and Autolite XP3923.
Specification Availability
DATA AVAILABILITYSpecifications are not currently available for this entry. Check the manufacturer’s catalogue for dimensions and application details.
Listed Replacement Part Numbers62
1–40 of 62Always confirm thread size, reach, seat type, heat range, and gap against the engine manufacturer’s recommendations before fitting a replacement.
What to Check Before Choosing a Replacement
Specifications are missing for this entry. Verify the part in the manufacturer’s catalogue before considering another code.
Heat Range, Gap and Engine Application
A cross-reference match alone does not confirm heat range, electrode gap or engine application. Check the manufacturer's application catalogue and installation guidance before fitting another part number.
Read the spark plug specification guide