
M157
Piston Features:
- Offset pins for quiet operation
- Moly skirt coating for friction loss and skirt wear protection
- Ratios figured for OEM head gasket
- Top ring down dimension: .240"
- Premium H-13 .225W wrist pins chamfered for roundwire locks included
- Premium 1.2mm x 1.2mm x 3.0mm ring package included
- Over-sized valve pockets - for larger than stock valve sizes
- Valve pocket depth: 0.045" intake and 0.045" exhaust
- 2618 material for High HP/Boost applications
- 3D milling on piston crowns for ready to install finish
Items 1-2 of 2
Item No
|
Bore
|
Stroke
|
Rod
|
Comp Height
|
Pin
|
Cc
|
Comp. Ratio
|
---|---|---|---|---|---|---|---|
39100-8 | 98.0mm | 90.5mm | 5.765 | 1.185 | .945 x 2.500 | -8.65cc | 10.0 |
39101-8 | 98.5mm | 90.5mm | 5.765 | 1.185 | .945 x 2.500 | -8.65cc | 10.0 |