News from Thunder Bay: Cold-start wear happens in the short window after you turn the key, before oil pressure and oil flow fully stabilise.

Cold-start wear happens in the short window after you turn the key, before oil pressure and oil flow fully stabilise. Overnight, oil drains away from upper engine surfaces, clearances tighten as metal cools, and the first rotations occur with a thinner protective film than the engine normally runs with. Oil additives reduce cold-start wear by […] The Article How Oil Additives Reduce Cold-Start Wear by Julie Bailey first appeared on NetNewsLedger – Your Home for Thunder Bay News, Indigenous Perspectives, and Northern Ontario Headlines.

Cold-start wear happens in the short window after you turn the key, before oil pressure and oil flow fully stabilise. Overnight, oil drains away from upper engine surfaces, clearances tighten as metal cools, and the first rotations occur with a thinner protective film than the engine normally runs with.

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📍 Source: NetNewsLedger · By: Staff Report · 🗓️ May 25, 2026 · 🏠 ThunderBay.Online