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Part Number:
ATT-1001686

Auto Tec Pistons 1001686 Flat Top 3.905 Bore Chevy LS

Auto Tec Pistons, Chevy LS, Bore 3.905, Stroke 3.622, Rod Length 6.125 Dish -6.4cc, Set of 8 Pistons

$777.00
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DROP SHIP
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-1001686
    Price $777.00
    Manufacturer's Part Number 1001686
    Brands AutoTec
    Part Types Engine Piston
    Departments Parts
    Vehicle Make Chevy LS
    Bore Size 3.905
    Crankshaft Stroke 3.622
    Rod Length 6.125
    Piston Type Flat Top
    Compression Height 1.304
    Piston Material 2618 Forged
    Piston Ring Size 1.5 1.5 3.0mm
    Wrist Pin Size 0.990

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