Porsche 911 Carbon Cleaning Malaysia
911 3.0L flat-six: direct injection — intake valve carbon at 60,000–80,000 km. Walnut blast: RM 1,400–2,000 (6 cylinders, rear-engine intake access is complex). 992 driven mostly at high RPM (sporty use): less carbon than city-driven cars. Recommend 80,000 km.
Porsche 911 Carbon Cleaning — Walnut Blast
- 3.0L flat-six twin-turbo is direct injection — carbon on intake valves at 60,000–80,000 km
- Walnut blast cost: RM 1,400–2,000 (6 cylinders, flat-six intake removal is complex)
- Symptoms: rough idle at warmup, slight power loss, hesitation under load