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Manley Severe Duty Pro Flo Series Stainless Steel Valves 11836-1
Part Number: MAN-11836-1
Manley Severe Duty Pro Flo Series Stainless Steel Valves
Valve, Intake, Stainless Steel, 2.065 in. Diameter, .372 in. Stem, 5.218 in. Length, Each
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Estimated Ship Date: Oct 26, 2026 Would you rather pick it up?
Overview
Brand:
Manufacturer's Part Number:
11836-1
Part Type:
Product Line:
Summit Racing Part Number:
MAN-11836-1
UPC:
807298053646
Valve Position:
Intake
Intake Valve Head Diameter (in.):
2.065 in.
Intake Valve Head Diameter (mm):
52.451 mm
Intake Valve Stem Diameter (in.):
0.372 in.
Intake Valve Stem Diameter (mm):
9.50mm
Intake Overall Valve Length (in.):
5.218 in.
Intake Overall Valve Length (mm):
132.537mm
Undercut Stem:
Yes
Swirl-Polished:
Yes
Valve Tip Length (in.):
0.220 in.
Valve Tip Length (mm):
5.588mm
Valve Material:
NK-844 stainless steel
Lock Groove Quantity:
1-groove
Lock Groove Style:
Conventional
Approximate Weight (g):
131
Valve Head Style:
5 degree dish
Valve Seat Width (in.):
0.080 in.
Quantity:
Sold individually.
Manley Severe Duty Pro Flo Series Stainless Steel Valves
Manley Severe Duty Pro Flo Series intake and exhaust valves are a great choice for your high performance or race engine. All valves are made from stainless steel (intakes are NK-844; exhausts are XH-428) with chrome stems and hardened valve tips. Severe Duty series valves are fully machined and swirl polished, and offer improved flow with undercut "Pro Flo" stems. Many size options are available, for applications from 1955 and up.
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