2025-01-15 · 6 min read
Porsche 911 Engine Oil A40 Spec Malaysia
911 flat-six 3.0L: 8.75L capacity. Must use Porsche A40 spec: 0W-40 or 5W-40 fully synthetic. Approved: Mobil 1 0W-40, Castrol Edge 0W-40, Shell Helix Ultra 0W-40. Change every 10,000 km — rear-engine layout means oil sits differently; cam lubrication relies on correct viscosity.
Porsche 911 Engine Oil — A40 Spec Mandatory
- Spec: Porsche A40 — 0W-40 or 5W-40 fully synthetic only
- Approved brands: Mobil 1 0W-40, Castrol Edge 0W-40, Shell Helix Ultra 0W-40
- Capacity: ~8.75L including filter (flat-six has large sump)
- Change every 10,000–15,000 km — flat-six oil galleries are horizontal, sensitive to viscosity breakdown