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Part Number:
ATT-1001721

Auto Tec Pistons 1001721 Dish 4.005 Bore Chevy LS

Auto Tec Pistons, Chevy LS, Bore 4.005, Stroke 4.125, Rod Length 6.125 Dish -21.9cc, Set of 8 Pistons

$777.00
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This product is a non-stocking item for CNC-Motorsports and will be shipped directly from the manufacturer / supplier.
⚠ 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.
Auto Tec pistons are manufactured on a forged side relief 4032 alloy pistons which are great for street/strip applications. Auto Tec pistons piston offer standard features like broached pin oilers for increased wrist pin lubrication, accumulator grooves, pin fitting wrist pins, wire locks included and 927-2700-51-15C wall wrist pin included. Auto Tec pistons have CNC Machined ring grooves that accept 1/16, 1/16, 3/16 mm rings (Rings Sold Separately)

Compression Ratio:
  • 54cc 9.1:1
  • 60cc 8.7:1
  • 68cc 8.4:1
    Note: 1/16" ring package.
  • More Information
    CNC Part Number ATT-1001721
    Price $777.00
    Manufacturer's Part Number 1001721
    Brands AutoTec
    Part Types Engine Piston
    Departments Parts
    Vehicle Make Chevy LS
    Bore Size 4.005
    Crankshaft Stroke 4.125
    Rod Length 6.125
    Piston Type Dish
    Compression Height 1.053
    Piston Material 2618 Forged
    Piston Ring Size 1.5 1.5 3.0mm
    Wrist Pin Size 0.990

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