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Part Number:
SRP-329737

SRP Pistons 329737 Forged Windsor 351W Stroker Combo Flat Top 4.020 Bore

SRP Pistons, SBF 391, Bore 4.020, Stroke 3.850, Rod Length 6.250, Flat Top -5.0cc, 455 Grams, Set of 8 SRP Pistons, SBF 393, Bore 4.020, Stroke 3.875, Rod Length 6.250, Flat Top -5.0cc, 455 Grams, Set of 8 SRP Pistons, SBF 406, Bore 4.020, Stroke 4.000, Rod Length 6.200, Flat Top -5.0cc, 455 Grams, Set of 8 SRP Pistons, SBF 416, Bore 4.020, Stroke 4.100, Rod Length 6.125, Flat Top -5.0cc, 455 Grams, Set of 8

$668.99
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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 4032 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.

  • Fits Ford, TFS, GT40, Canfield, Brodix, Track I, OE & Dart Windsor.
  • Does not fit Twisted Wedge, N351 or Edelbrock 7721.
  • CNC machined ring grooves accept 1/16, 1/16, 3/16 rings (Sold separately)
  • Includes wrist pin

    Compression Ratio:
  • 58cc 12.2:1/ 12.2:1/ 12.5:1/ 12.9:1
  • 64cc 11.3:1/ 11.3:1/ 11.6:1/ 11.9:1
  • 70cc 10.6:1/ 10.6:1/ 10.9:1/ 11.2:1
    Note: *Made to order.*
  • More Information
    CNC Part Number SRP-329737
    Price $668.99
    Manufacturer's Part Number 329737
    Brands SRP
    Part Types Engine Piston
    Departments Parts
    Vehicle Make Ford SB
    Bore Size 4.020
    Crankshaft Stroke 3.850 , 3.875, 4.000, 4.100
    Rod Length 6.125, 6.200, 6.250
    Piston Type Flat Top
    Compression Height 1.300
    Piston Material 4032 Forged
    Piston Ring Size 1/16 1/16 3/16
    Wrist Pin Size 0.927
    Custom Notices ⚠ PROP 65 WARNING

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