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SKU: SKU: COS2158B
Profile: 2158.
Application: Race Turbo. (The Jensped Profile.)
Unit Type: Blank.
Note:When fitting to a 2WD head, Piper COSWASH thrust spacers are required.
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| Weight | 3 kg |
|---|---|
| Application | Race |
| Power Band | 4500-8000 |
| Duration Inlet | 288° |
| Duration Exhaust | 288° |
| Valve Inlet Lift | .440" 11.17mm |
| Valve Exhaust Lift | .438" 11.12mm |
| Timing Inlet | 40 - 68 |
| Timing Exhaust | 68 - 40 |
| Full Inlet Lift | 104° |
| Full Exhaust Lift | 104° |
| TDC Inlet Lift | .126" 1.98mm |
| TDC Exhaust Lift | .124" 1.98mm |
| Valve Inlet Clearance | .008" .20mm |
| Valve Exhaust Clearance | .010" .25mm |
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