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Intake Valve Head Diameter (in.)
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Exhaust Valve Head Diameter (in.)
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Intake Valve Head Diameter (mm)
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Exhaust Valve Head Diameter (mm)
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Intake Valve Stem Diameter (in.)
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Exhaust Valve Stem Diameter (in.)
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Intake Valve Stem Diameter (mm)
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Exhaust Valve Stem Diameter (mm)
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Intake Overall Valve Length (in.)
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3 Results Found For "ls1"

Showing In Stock Items. Show All 3 Items.

Individual Parts

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Results 1 - 3 of 3

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.

4.95 out of 5 stars ( 77 )

$23.58

Manley Severe Duty Series Stainless Steel Valves

Manley Severe Duty series performance 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 made of superior materials, are fully machined and swirl polished, and are available with either undercut "Pro Flo" stems or straight stems.

4.94 out of 5 stars ( 17 )

$37.64

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.

5.0 out of 5 stars ( 5 )

$37.64

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