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Manley Pistons
Chrysler 5.7L HEMI
9.3cc Dome & Flat Top
- Forged 2618 high strength material lightweight design
- 2.300" X .130" wall tool steel pin included - integral to the
piston design
- Offset wrist pin design
- Round Wire locks and Tool Steel Wrist Pins included - NO CHARGE
- 1.5, 1.5, 3mm ring package
- Other features include forced pin oiling, pressure balance
groove and precision pin fitting
- Full banded skirt design for increased skirt stability
Note: These pistons are designed for connecting rods with .927
diameter floating wrist pins.
Rings:
Top Ring: 1.5mm, .200" down
Second Ring: 1.5mm
Oil Ring: 3mm
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Comp Ratio Chart |
| Bore |
Cyl Head |
9.3cc DOME |
Flat Top |
| 3.917/99.5mm |
5.7 (85cc) |
9.63:1 |
8.75:1 |
| 3.922/99.63mm |
5.7 (85cc) |
9.65:1 |
8.77:1 |
| 3.937/100mm |
5.7 (85cc) |
9.72:1 |
8.83:1 |
| 3.917/99.5mm |
6.1 (74.5cc) |
10.90:1 |
9.76:1 |
| 3.922/99.63mm |
6.1 (74.5cc) |
10.92:1 |
9.78:1 |
| 3.937/100mm |
6.1 (74.5cc) |
11.00:1 |
9.85:1 |
Compression ratios
are calculated at .003" deck clearance, a 3.941" head
gasket ID with a .028" compressed thickness |
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