Part Number
SRP-329480

SRP Professional Pistons 329480 Forged 350/ 400 23° Dish 4.005 Bore

SRP Pro Pistons, SBC 403/ 351, Bore 4.005, Stroke 4.000/ 3.480/ 3.500, Rod Length 6.000/ 6.250, Dish -16cc, 333 Grams, Set of 8

Special Price $839.48 Regular Price $953.95
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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.
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Small Block Chevy 350/ 400 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 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 10.9:1/ 9.7:1
  • 64cc 10.3:1/ 9.1:1
  • 70cc 9.7:1/ 8.6:1
    Note: *Oil rail supports included. Made to order.*
  • More Information
    Price $953.95
    Vehicle Make Chevy SB
    Bore Size 4.005
    Crankshaft Stroke 3.480, 3.500, 4.000
    Rod Length 6.000, 6.250
    Piston Type Dish/Inverted Dome
    Compression Height 1.000
    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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