Part Number:
SRP-329539

SRP Professional Pistons 329539 Windsor Flat Top 4.000 Bore

SRP Pro Pistons, SBF 312, Bore 4.000, Stroke 3.100, Rod Length 5.400, Flat Top -5.0cc, 391 Grams, Set of 8

$855.99
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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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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.

  • Lightweight, low friction metric ring package included
  • 1.2mm Carbon Steel top ring, 1.5mm Napier 2nd ring, 3.0mm standard tension oil ring
  • Napier 2nd ring for improved oil control
  • Minimal filing required

    Pins and Locks
  • High quality 2.250" pin further reduces reciprocating weight
  • Carbon steel wire locks included

    Compression Ratio:
  • 58cc 9.9:1
  • 64cc 9.2:1
  • 70cc 8.6:1
    Note: *Made to order.*
  • More Information
    CNC Part Number SRP-329539
    Price $855.99
    Sold As Set
    Manufacturer's Part Number 329539
    Brands SRP
    Part Types Engine Piston
    Departments Parts
    Vehicle Make Ford SB
    Bore Size 4.000
    Crankshaft Stroke 3.100
    Rod Length 5.400
    Piston Type Flat Top
    Compression Height 1.230
    Piston Material 2618 Forged
    Piston Ring Size 1.2 1.5 3.0mm
    Wrist Pin Size 0.927
    Custom Notices ⚠ PROP 65 WARNING

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