Image is a representation of this item. Actual item may vary.
Part Number:
JE-338250

JE Pistons 338250 Forged 302/ 351W Big Bore Dome 4.135 Bore

JE Pistons, SBF 333/ 440/ 430, Bore 4.135, Stroke 3.100/ 4.100/ 4.000, Rod Length 5.400/ 6.200/ 6.250, Dome +6.5cc, 455 Grams, Set of 8

Special Price $987.29 Regular Price $1,096.99
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.
JE Pistons designed for use in aftermarket race blocks, these big bore domes will accommodate larger valves and long duration, tight lobe separation cams. Compatible with most 20° Wedge cylinder heads and will accept moderate nitrous. Precision CNC machined ring grooves accept 1/16", 1/16", 3/16" rings. Pin upgrade recommended above 700hp.

Includes:
  • Pin #927-2750-15-51S (130g)
  • Double spiro locks (#927-042-CS)
  • Double pin oilers

    Compression Ratio:
  • 56cc 12.5:1/ 16.2:1/ 16.0:1
  • 60cc 11.8:1/ 15.3:1/ 15.0:1
  • 64cc 11.1:1/ 14.4:1/ 14.2:1
    Note: *Made to Order.*
  • More Information
    CNC Part Number JE-338250
    Price $1,096.99
    Manufacturer's Part Number 338250
    Brands JE
    Part Types Engine Piston
    Departments Parts
    Vehicle Make Ford SB
    Bore Size 4.135
    Crankshaft Stroke 3.100, 4.000, 4.100
    Rod Length 6.250
    Piston Type Dome
    Compression Height 1.230
    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 #: ACC-140024ACC Ignition Coil SuperCoil Accel GM Vortec 140024ACC Yellow
    Ignition Coil SuperCoil Accel GM Vortec 140024ACC Yellow
    $92.75
    PART #: TS-TG2010-65 TG2010-65
    Total Seal TS1 Gapless 2nd Piston Ring Set TG2010-65
    $498.96
    PART #: JES-KPS-471192 KPS-2554417 Jesel J2K Series Aluminum Shaft Rockers
    KPS-471192 Jesel Pro Series Aluminum Shaft Rockers
    Special Price $2,882.25 Regular Price $3,050.00
    PART #: DRP-32572 32572 Diamond Pistons SB Ford 302 Boss Forged Dome 4.040 Bore
    32572 Diamond Pistons SB Ford 302 Boss Forged Dome 4.040 Bore
    $1,159.60
    PART #: HOW-411123-08 Howards Camshaft 411123-08 Mechanical Roller Pontiac V8
    Howards Camshaft 411123-08 Mechanical Roller Pontiac V8
    $585.95
    PART #: CP-BF9825-020 BF9825-020 CP Bullet Ford 5.0L Modular Stroker - Stock 4V Forged Pistons-3.572 Bore,9.7:1
    BF9825-020 CP Pistons, Bullet, 4V Ford 5.0L Modular Stroker, 3.572 Bore, 9.7:1
    Special Price $1,052.25 Regular Price $1,182.30
    PART #: CAR-SCR5381 5381 Carrillo Pro-A Beam Connecting Rods - Honda/ Acura H22, 5.636"
    SCR5381 Carrillo Pro-A Beam Connecting Rods - Honda/ Acura H22, 5.636"
    Special Price $1,116.21 Regular Price $1,174.96
    PART #: CAN-15-736BLK Ford Coyote Canton Rear Sump Road Race Oil Pan 7QT 15-736BLK
    Ford Coyote Canton Rear Sump Road Race Oil Pan 7QT 15-736BLK
    $585.00