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Part Number:
SRP-298766

SRP Professional Pistons 298766 LS3 Forged 418 Flat Top 4.080 Bore

SRP Pistons, Chevy LS3 418, Bore 4.080, Stroke 4.000, Rod Length 6.125, Flat Top -5.0cc, 410 Grams, Set of 8

Special Price $662.36 Regular Price $735.95
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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.
Chevy LS2 LS3 LS6 L92 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.

  • Lightweight, low friction metric ring package included
  • 1.2mm Carbon Steel top ring, 1.5mm Napier 2nd ring, 3.0mm oil ring.
  • Minimal filing required

    Pins and Locks
  • High quality .927 Diameter 2.250" pin further reduces reciprocating weight
  • Carbon steel wire locks included

    Compression Ratio:
  • 64cc 12.0:1
  • 66cc 11.7:1
  • 72cc 10.9:1
    Note: *Oil rail supports included. Made to Order.*
  • More Information
    CNC Part Number SRP-298766
    Price $735.95
    Manufacturer's Part Number 298766
    Brands SRP
    Part Types Engine Piston
    Departments Parts
    Vehicle Make Chevy LS
    Bore Size 4.080
    Crankshaft Stroke 4.000
    Rod Length 6.125
    Piston Type Flat Top
    Compression Height 1.115
    Piston Material 4032 Forged
    Piston Ring Size 1.2 1.5 3.0mm
    Wrist Pin Size 0.927
    Custom Notices ⚠ PROP 65 WARNING

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