SEALED POWER
More Information for SEALED POWER 4221M
{Alternate Inventory Numbers: 4221M20}
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SEALED POWER 4221M  
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  • 0.020" Undersize ($106.99) Warehouse
  • Standard ($109.79) Warehouse
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SEALED POWER 4221M Specifications
Displacement421, 428, 455
Engine FamilyV8
Features1/2 Groove
ManufacturePontiac
MaterialOverplated copper-lead alloy
Part MaterialSteel backed overplated bronze alloy
Set TypeMain Set
Set; Overplated Copper-Lead Alloy
Sealed PowerŪ parts provide innovative designs, use leading-edge materials and utilize ISO & QS certified manufacturing in order to deliver top quality products that meet the rigorous demands of today's modern engines.
  • Steel-backed bronze alloy lining with overplate
  • Popular for fatigue resistance & strength
  • Provides conformability required for older applications
  • Our standard material is comparable to competitors' performance bearing
  • Offers less resistance to wear & corrosion than other materials
  • Utilizes ISO & QS certified manufacturing

SEALED POWER Warranty Information:
12 Months