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Howards Cams Ultimate Duty Valve Seals
Valve Stem Seals, Dupont Fluoroelastomer, Positive Stop, 3/8 in. Valve Stem, Set of 16
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Overview
Brand:
Manufacturer's Part Number:
93321
Part Type:
Product Line:
Summit Racing Part Number:
HRS-93321
Item Number:
1941107
UPC:
840793121908
Valve Stem Diameter (in.):
0.375 in.
Valve Stem Diameter (mm):
9.53mm
Valve Stem Seal Type:
Positive stop
Valve Stem Seal Material:
Dupont fluoroelastomer
Machine Work Required:
Yes
Valve Guide Diameter (in.):
0.531 in.
Valve Stem Seal Outside Diameter (in.):
0.630 in.
Quantity:
Sold as a set of 16.
Notes:
Requires machining the top of the valve guide with a special .531 in. diameter cutter.
Howards Cams Ultimate Duty Valve Seals
Howards Cams Ultimate Duty premium PC-type seals are made of a space-age material that is tolerant to pump gas, alcohol, and nitromethane. Temperature-tolerant to 350 degrees, they are self-lubricating and offer controlled radial tension during changes in operating temperatures. Howards Cams Ultimate Duty valve seals are color-coded and control oil while lubricating the valve guide.
Additional features include:
* Space-age DuPont fluoro-polymer material
* Design allows for very small amount of oil for guide/stem lubrication
* Install with fingers
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