Getting D16Y8 Timing Marks Right Every Time

If you're tearing into your Honda engine for a belt change or a head gasket swap, you absolutely have to nail the d16y8 timing marks or you're going to have a very bad day. These little notches and lines are the only things standing between a smooth-running VTEC engine and a heap of bent valves. It's one of those jobs where "close enough" isn't actually close enough; you really have to be spot on. ...

February 7, 2026 · 7 min · Schwemmer Galloway