Part Number:
SRP-157073

157073 SRP Pistons Forged Flyweight 4.040 Bore

SRP Pistons, SBC 359, Bore 4.040, Stroke 3.500, Rod Length 6.125, Flat Top -4.0cc, 371 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.
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  • FlyWeight, competition two-barrel piston for optimum "off-the-corner" acceleration
  • Piston designed for 2-barrel applications up to 400 horsepower
  • Forged from Premium 2618 aluminum alloy
  • Forced Pin Oiler for increased wrist pin lubrication
  • Pin fitting and double spiro locks included
  • 927-2500-150 wall wrist pin (118 grams) included
  • CNC Machined ring grooves accept 1/16, 1/16, 3/16 rings (Rings Sold Separately)
  • Optional bearing steel pins available.

    Compression Ratio:
  • 58cc 11.3:1
  • 64cc 10.5:1
  • 70cc 9.8:1
  • More Information
    CNC Part Number SRP-157073
    Price $802.99
    Sold As Set
    Manufacturer's Part Number 157073
    Brands SRP
    Part Types Engine Piston
    Departments Parts
    Vehicle Make Chevy SB
    Bore Size 4.040
    Crankshaft Stroke 3.500
    Rod Length 6.125
    Piston Type Flat Top
    Compression Height 1.125
    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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