Parts for your 2010 Honda Accord-Head gasket

2010 Honda Accord head gasket — what it does and when to sort it

Yes, the 2010 Honda Accord absolutely uses a head gasket. That’s true for both the 2.4‑litre four‑cylinder (K‑series/K24Z) and the 3.5‑litre V6 (J‑series/J35Z) engines fitted to Aussie and Kiwi models. This isn’t guesswork: Honda’s factory service manuals for the 2008–2012 Accord family specify a multi‑layer steel (MLS) cylinder head gasket and list it as a single‑use item that must be replaced whenever the cylinder head is removed. Honda’s OEM parts catalogues for these engines also include a dedicated “Gasket, Cylinder Head,” confirming it’s a standard, fitted component.

For this Accord, the head gasket seals three critical pathways between the block and the cylinder head: combustion gases, coolant, and engine oil. A healthy MLS gasket keeps compression tight for efficient power, prevents coolant and oil from mixing, and stops external leaks under everything from cold starts to hot motorway runs. When it’s doing its job, no one notices