Part Number:
ATT-1000191

Auto Tec Pistons 1000191 Forged Flat Top 4.145 Bore, SB Chevy 375 405

SB Chevy 375 & 405, Bore 4.145, fits 375 3.480/3.500 Stroke with 6.125 Rod, fits 405 3.750 Stroke with 6.000 Rod, Flat Top -5cc, Compression Height 1.125, Set of 8 Pistons.

$718.00
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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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Auto Tec pistons are manufactured on a forged side relief 4032 alloy pistons which is 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 1.5, 1.5, 3mm rings (Rings Sold Separately)

Compression Ratio w/ 3.480/3.500 Stroke:
  • 58cc 11.5:1
  • 64cc 10.7:1
  • 70cc 10.0:1

    Compression Ratio w/ 3.750 Stroke:
  • 58cc 12.4:1
  • 64cc 11.5:1
  • 70cc 10.7:1
  • More Information
    CNC Part Number ATT-1000191
    Price $718.00
    Sold As Set
    Manufacturer's Part Number 1000191
    Brands AutoTec
    Part Types Engine Piston
    Departments Parts
    Vehicle Make Chevy SB
    Bore Size 4.145
    Crankshaft Stroke 3.480, 3.750
    Rod Length 6.000, 6.125
    Piston Type Flat Top
    Compression Height 1.125
    Piston Material 4032 Forged
    Piston Ring Size 1.5 1.5 3.0mm
    Wrist Pin Size 0.927
    Custom Notices ⚠ PROP 65 WARNING

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