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Manley Race Series Stainless Steel Valves
Valve, Race, NK-842 Stainless Steel, Intake, 2.080 in. Diameter, 4.990 in. Length, Triple Groove, Set of 8
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Estimated Ship Date: Oct 21, 2026 Would you rather pick it up?
Overview
Brand:
Manufacturer's Part Number:
11668-8
Part Type:
Product Line:
Summit Racing Part Number:
MAN-11668-8
UPC:
807298051345
Valve Position:
Intake
Intake Valve Head Diameter (in.):
2.080 in.
Intake Valve Head Diameter (mm):
52.832 mm
Intake Valve Stem Diameter (in.):
0.313 in.
Intake Valve Stem Diameter (mm):
7.95mm
Intake Overall Valve Length (in.):
4.990 in.
Intake Overall Valve Length (mm):
126.746mm
Undercut Stem:
Yes
Swirl-Polished:
Yes
Valve Tip Length (in.):
0.120 in.
Valve Tip Length (mm):
3.048mm
Valve Material:
NK-842 stainless steel
Lock Groove Quantity:
3-groove
Lock Groove Style:
Conventional
Approximate Weight (g):
108
Valve Head Style:
7 degree dish
Valve Seat Width (in.):
0.085 in.
Quantity:
Sold as a set of 8.
Manley Race Series Stainless Steel Valves
Manley Race series performance valves are a great choice for your bracket, oval track, or high performance street engine. All valves are made from stainless steel (intakes are NK-842; exhausts are XH-426) with chrome stems and hardened valve tips. In addition to being made from high-quality materials, Race series valves are swirl polished and fully machined.
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