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Part Number:
SRP-157065

SRP Pistons 157065 Forged 23° Late Model Flat Top 4.040 Bore

SRP Pistons, SBC 357, Bore 4.040, Stroke 3.480/ 3.500, Rod Length 6.000, Flat Top -4.0cc, 394 Grams, Set of 8

$802.99
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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.
SRP Professional pistons are the most advanced lightweight FSR forging that offers superior strength. SRP pistons are up to 20% lighter than traditional equivalent pistons. High-silicon 2618 aluminum alloy for reduced piston-to-wall clearance and quiet operation. Accumulator grooves for improved ring seal. Designed for normally aspirated or moderate forced induction nitrous engine applications. SRP professional pistons come standard with high-performance skirt coating and low drag performance piston rings.

  • FlyWeight, competition two-barrel piston for optimum "Off the corner" acceleration.
  • Piston designed for two-barrel applications up to 400 horsepower.
  • Forced Pin Oiling for increased wrist pin lubrication
  • Pin fitting, round wire locks included
  • 927-2500-150 wall wrist pin (118 grams) included
  • CNC Machined ring grooves accept 1/16, 1/16, 3/16mm rings (Sold Separately)

    Compression Ratio:
  • 58cc 11.3:1
  • 64cc 10.5:1
  • 70cc 9.8:1
    Note: *Made to order.*
  • More Information
    CNC Part Number SRP-157065
    Price $802.99
    Manufacturer's Part Number 157065
    Brands SRP
    Part Types Engine Piston
    Departments Parts
    Vehicle Make Chevy SB
    Bore Size 4.040
    Crankshaft Stroke 3.480, 3.500
    Rod Length 6.000
    Piston Type Flat Top
    Compression Height 1.250
    Piston Material 2618 Forged
    Piston Ring Size 1/16 1/16 3/16
    Wrist Pin Size 0.927
    Custom Notices ⚠ PROP 65 WARNING
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