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Manley Race Series Stainless Steel Valves
Valve, Exhaust, Stainless Steel, 37.50mm Diameter, 116.459mm Length, Each
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Estimated Ship Date: Oct 26, 2026 Would you rather pick it up?
Overview
Brand:
Manufacturer's Part Number:
11631-1
Part Type:
Product Line:
Summit Racing Part Number:
MAN-11631-1
UPC:
807298105277
Valve Position:
Exhaust
Exhaust Valve Head Diameter (in.):
1.476 in.
Exhaust Valve Head Diameter (mm):
37.500mm
Exhaust Valve Stem Diameter (in.):
0.235 in.
Exhaust Valve Stem Diameter (mm):
5.97mm
Exhaust Overall Valve Length (in.):
4.585 in.
Exhaust Overall Valve Length (mm):
116.459mm
Undercut Stem:
Yes
Swirl-Polished:
Yes
Valve Tip Length (in.):
0.380 in.
Valve Tip Length (mm):
9.652mm
Valve Material:
NK-842 stainless steel
Lock Groove Quantity:
3-groove
Lock Groove Style:
Conventional
Approximate Weight (g):
68
Valve Head Style:
20 degree dish
Valve Seat Width (in.):
0.100 in.
Quantity:
Sold individually.
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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