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Part Number:
UEM-KB236-060

Keith Black Pistons KB236-060 Fits BB Chrysler 440 Flat Top 6cc Bore 4.380

Fits BB Chrysler 440, Bore 4.380, Stroke 3.750, Rod Length 6.768, Flat Top 6cc, 2 Valve Reliefs, Compression Height 2.057, Set of 8 Pistons

Special Price $576.57 Regular Price $585.35
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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.
Keith Black Hypereutectic pistons are a great choice for high performance marine, drag race, circle track, street or towing application builds. The low expansion 390 alloy with 16 percent silicon allows for a tighter piston to wall running clearance.
  • Fully machined head and valve reliefs
  • Triple Spiral Lock Rings
  • CNC machined pin bores produce straight and accurately sized bores
  • Accumulator Groove aids with compression ring seal
  • Machined in Oil Returns
  • Diamond Finished Skirts
  • Mini Grooves to reduce scuffing and overheating
  • Wrist pins and spiral lock included
  • 5/64 x 5/64 x 3/16 rings not included
  • Compression Ratio 72cc 11.5:1, 80cc 10.7:1, 84cc 10.3:1, 88cc 9.9:1
  • Advertised piston weight 805 grams, 190 gram wrist pin
  • OE Deck Height 10.725"
  • Note: Standard bore size is 4.320
  • Note: Centered pin. Compression height of this piston is 2.057". .075" quench dome. Suggest checking quench dome with clay for clearance. Closed chamber heads require the quench dome to be machined down
  • More Information
    CNC Part Number UEM-KB236-060
    Price $585.35
    Manufacturer's Part Number KB236-060
    Brands Keith Black
    Part Types Engine Piston
    Departments Parts
    Vehicle Make Chrysler BB
    Bore Size 4.380
    Crankshaft Stroke 3.750
    Rod Length 6.768
    Piston Type Dome
    Compression Height 2.057
    Piston Material Hypereutectic
    Piston Ring Size 5/64 5/64 3/16
    Wrist Pin Size 1.094
    Custom Notices ⚠ PROP 65 WARNING
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