Image is a representation of this item. Actual item may vary.
Part Number:
SRP-140344

SRP Pistons 140344 Forged 350/ 400 Dome 4.030 Bore

SRP Pistons, SBC 383, Bore 4.030, Stroke 3.750, Rod Length 5.700, Dome +7cc, 483 Grams, Set of 8

Special Price $661.49 Regular Price $734.99
View Similar Items
⚠ 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 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.

  • Designed for use with the most popular 23° heads
  • CNC machined domes with radiused valve reliefs provide optimum flame travel.
  • Optional bearing steel pins available
  • Pin fitting and double spiro locks included.
  • 927-2750-150 wall wrist pin (130 grams) included
  • CNC Machined ring grooves accept 1/16, 1/16, 3/16mm rings (Rings Sold Separately)

    Compression Ratio:
  • 58cc 13.8:1
  • 64cc 12.6:1
  • 70cc 11.6:1
    Note: *Made to order.*
  • More Information
    CNC Part Number SRP-140344
    Price $734.99
    Manufacturer's Part Number 140344
    Brands SRP
    Part Types Engine Piston
    Departments Parts
    Vehicle Make Chevy SB
    Bore Size 4.030
    Crankshaft Stroke 3.750
    Rod Length 5.700
    Piston Type Dome
    Compression Height 1.425
    Piston Material 2618 Forged
    Piston Ring Size 1/16 1/16 3/16
    Wrist Pin Size 0.927
    Custom Notices ⚠ PROP 65 WARNING

    Upsell Products

    Other Customers Also Bought
    PART #: SCA-4-454-4250-6385-C Scat 4-454-4250-6385-C 4340-C Forged Steel Standard Weight Crankshaft
    Scat 4-454-4250-6385-C 4340-C Forged Steel Standard Weight Crankshaft
    $1,154.95
    PART #: JE-311993 JE Pistons 311993 GM LS Asymmetrical FSR Flat Top 4.010 Bore
    JE Pistons 311993 GM LS Asymmetrical FSR Flat Top 4.010 Bore
    Special Price $915.29 Regular Price $1,016.99
    PART #: CAL-SMO14A-MG SMO14A-MG
    SMO14A-MG Callies Magnum Crankshaft SB Chevy 4.000 BB Post
    $3,723.00
    PART #: CAL-SMJ21A-MG SMJ21A-MG
    SMJ21A-MG Callies Magnum Crankshaft SB Chevy 3.750 BB Post
    $3,723.00
    PART #: Ts-TFX1212304095 CS9010-5
    TFX1212304095 Total Seal TFX Steel Top Piston Ring Set, 4.095 Bore
    $189.95
    PART #: MSD-31363 31363
    MSD 31363 Black Buick Super Conductor Spark Plug Wire Set
    $160.95
    PART #: ESP-12603 Eagle 12603 SB Chevy 400 Competition Rotating Assembly 11.7 Mahle Flat Top Pistons 350 Mains
    Eagle 12603 SB Chevy 400 Pro Competition Rotating Assembly, -5cc Mahle Flat Top Pistons, 350 Mains
    Special Price $2,360.95 Regular Price $2,425.95