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Part number: 521-16
Product Details
Comp Cams 521-16 Viton Metal Body Valve Stem Oil Seal 16 pc.
Products specifications
Machine Work Required No
Notes Designed for triple spring.
Quantity Sold as a set of 16.
Valve Guide Diameter (in) 0.500 in.
Valve Stem Diameter 0.375 in.
Valve Stem Seal Material Viton®
Valve Stem Seal Outside Diameter (in) 0.500 in.
Valve Stem Seal Type Positive stop
Title 521-16 Valve Seals, 3/8 Viton Metal Body W/.500
Diameter (in.) 0.375
  • Valve Stem Oil Seals
  • 1 Year Limited Warranty
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I bought this item for my fiance and he loves it! He was completely happy with the price we paid...
Best prices I found online.. processed same day and recieved same week..packaged great and works great.
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