Schrick 284° camshaft for the BMW S50/S52 6 cyl. 4 valve engine. Machined by AVL Schrick in Remscheid, Germany.
Key Features & Benefits
- 284° duration — 253° measured at 1 mm lift
- 0.25 mm valve clearance — solid lash, mechanical adjustment
- Made by Schrick, OE supplier and motorsport camshaft specialist
Important Fitment Notes
Vanos-System for intake and exhaust.
Technical Specifications
| Brand | BMW |
| Engine | S50/S52 6 cyl. 4 valve |
| Duration exhaust | 284° |
| Duration exhaust @ 1 mm | 253° |
| Exhaust peak timing | 114-76° |
| Cam lobe lift exhaust | 11.9 mm |
| Valve lift without valve clearance | 11.9 mm |
| Valve clearance exhaust | 0.25 mm |
| Intake opens | 0° |
| Exhaust opens | 38° |
| Exhaust closes | 66° |
| Exhaust closes (As) (AM) 2 | 66° |
| Exhaust opens @ 1 mm (AM) 1 | -240° |
| Exhaust opens @ 1 mm (AM) 2 | -202° |
| Exhaust closes @ 1 mm (AM) 1 | 12° |
| Exhaust closes @ 1 mm (AM) 2 | 50° |
| Valve lift @ TDC exhaust (AM) 1 | 2.32-7.15 mm |
Installation Notes
Professional installation recommended. Camshaft timing must be set to the specification above; refer to the Schrick data sheet for the full timing diagram.
Download the Schrick data sheet (PDF) — part 0284A1840-0V2.
This part also goes by the following cross reference.
Cross Reference Part Number: