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Summit Racing SUM-133-139-00 - Summit Racing® Piston Rings

  • Piston Rings, Cast Iron, 4.000 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, 8-Cylinder, Set of 8
  • Application Specific
  • Estimated Ship Date: Today
 
BrandSummit Racing
Manufacturer's Part NumberSUM-133-139-00
Part TypePiston Rings
Product LineSummit Racing® Piston Rings
Summit Racing Part NumberSUM-133-139-00
 
Bore (in)4.000 in.
Bore (mm)101.600mm
Top Ring IncludedYes
Top Ring Thickness5/64 in.
Second Ring IncludedYes
Second Ring Thickness5/64 in.
Oil Ring IncludedYes
Oil Ring Thickness3/16 in.
Oil Ring TensionStandard
File FitNo
GaplessNo
Top Ring MaterialCast iron
Top Ring Facing MaterialCast iron
Second Ring MaterialCast iron
Second Ring Facing MaterialCast iron
Oil Ring MaterialStainless steel
QuantitySold as a set.
Notes0.200 deep oil groove.
 

Our Summit® piston rings by Hastings are a steal at this price. They include Hastings Flex-Vent oil control rings to eliminate blowby, and cast-iron second groove rings with a reverse-twist taper face for reduced friction. The stock/street performance rings come with cast iron barrel-face top rings, while the street/bracket race rings have plasma-moly coated top rings.

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