| PORSCHE 911 3.6L (Sport Compact Section) |
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Designed for air-cooled 911 engines with a Nickel Ceramic bore, these pistons are machined from forged 2618 alloy for greater strength. The valve pockets are machined to accommodate high lift cams, and accept the stock stroke and rod length. The ring grooves are precision CNC machined for OEM style rings. (Except 2.7L) |
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| Part | Bore | Oversize | Stroke(mm) | Rod(mm) | C/D(mm) | Head CC's | C/R with .040 | Dome CC's | Gram | Footnote | Skirt |
| 274637 | 100.0 | STD | 76.4 | 127 | 31.8 | 90.0 | 11.5:1 | 40.8 | 482 | U | R |
| 274636 | 100.0 | STD | 76.4 | 127 | 31.8 | 90.0 | 12.5:1 | 45.8 | 494 | U | R |
| 274046 | 102.0 | 2.00 | 76.4 | 127 | 31.8 | 90.0 | 11.5:1 | 38.8 | 494 | U | R |
| 274045 | 102.0 | 2.00 | 76.4 | 127 | 31.8 | 90.0 | 12.5:1 | 44.0 | 506 | U | R |
