Part Number:
DRP-39101-8

39101-8 Diamond Pistons M157 Dish 98.5mm Bore

Fits M157, 98.5mm Bore, 90.5mm Stroke, 5.765 Rod Length, -8.65cc Dish, Set of 6 Pistons and Rings

 

Piston Features:

          3D milling on piston crowns for ready to install finish
        • 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

 

$1,744.00
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⚠ PROP 65 WARNING
⚠ WARNING: This product can expose you to chemicals, which are known to the State of California to cause cancer. Please contact us to obtain a list of harmful chemicals. For more information, go to www.P65Warnings.ca.gov.
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Diamond Pistons are some of the best aftermarket pistons on the market. Trust your new engine with a set of Diamond Pistons
  • 3D milling on piston crowns for ready to install finish
  • Offset pins for quieter operation
  • Moly skirt coating for friction loss and skirt wear protection
  • Side gas ports for better ring seal
  • Ratios figured for 85mm x 0.025 head gasket @ 9.709 deck
  • Premium 8620 .180W wrist pins chamfered for roundwire locks included
  • Premium 1.0mm x 1.2mm x 2.8mm ring package included
  • Oversized valve pockets - for larger than stock valve sizes
  • Valve pocket depth: 0.200" intake and 0.125" exhaust
  • 2618 material for High HP / Boost applications
  • No advertized piston weight

    Compression Ratio:
  • 40cc 11.5:1
  • More Information
    CNC Part Number DRP-39101-8
    Price $1,744.00
    Sold As Set
    Manufacturer's Part Number 39101-8
    Brands Diamond
    Part Types Engine Piston
    Departments Parts
    Vehicle Make Mercedes
    Bore Size 98.50mm
    Crankshaft Stroke 3.563
    Rod Length 5.765
    Piston Type Dish
    Compression Height 1.185
    Piston Material 2618 Forged
    Piston Ring Size 1.2 1.2 3.0mm
    Wrist Pin Size 0.905
    Custom Notices ⚠ PROP 65 WARNING
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