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Manley Severe Duty Series Stainless Steel Valves 11582-1 Valve, Intake, NK-844 Stainless, 2.400 in. Diameter, .3415 in. Stem, 6.600 in. Length, Each

SKU: MAN11582-1

Valves

Manley Severe Duty Series Stainless Steel Valves 11582-1 Valve, Intake, NK-844 Stainless, 2.400 in. Diameter, .3415 in. Stem, 6.600 in. Length, Each

SKU: MAN11582-1

Valves

Sale ends in Calculating...

A$101.88 A$172.58
LAST ONE! Est Ship 4-7 days. In stock at 1 location (only 1 available)

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Description

Exclusive Manley Performance flash sale discount at StreetFX!

Talk about timing! This is a limited offer while stocks last on various Manley Performance part numbers. There's never been a better time to buy your Manley Performance upgrades, so what are you waiting for?!

This item is currently on sale!

Same-day payment required to secure promotional price. Promotions may end early or be extended based on stock levels or other factors.

Intake Valve - Severe Duty - 2.400 in Head - 0.342 in Valve Stem - 6.600 in Long Stainless - Big Block Chevy - Each


Data: v2 - Desc: v4.2 - Upd: 2026-11-08 05:31:43

Data: v4.2 - Upd: 2026-11-11 03:08:32

Features

Images are supplied by the manufacturer and may be generic. While all efforts are made to provide accurate pictures, there may be differences in the actual product, such as colour, quantity, version, or included components. Please carefully review the description and specifications for details on inclusions or any variations. Some items may be sold individually or in sets, and images may occasionally depict additional products or quantities not included in your purchase. For assistance or clarification, please contact customer support.

Specifications

Reference Information

Reference Data (Provide these details to our support team)
Brand Name/s Manley Performance, Manley
StreetFX SKU man11582-1
SFX Item ID 4932730
Accounting SKU man-11582-1
Manufacturer SKU 11582-1
Manufacturer UPC 807298050621
Alternative References 11582-1, MAN-11582-1

Valve, Intake, NK-844 Stainless, 2.400 in. Diameter, .3415 in. Stem, 6.600 in. Length, Each

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.

Product Attributes
BrandManley
Manufacturer's Part Number11582-1
Part TypeValves
Product LineManley Severe Duty Series Stainless Steel Valves
UPC807298050621
Valve PositionIntake
Intake Valve Head Diameter (in.)2.400 in.
Intake Valve Head Diameter (mm)60.960mm
Intake Valve Stem Diameter (in.)0.342 in.
Intake Valve Stem Diameter (mm)8.67mm
Intake Overall Valve Length (in.)6.600 in.
Intake Overall Valve Length (mm)167.640mm
Undercut StemNo
Swirl-PolishedYes
Valve Tip Length (in.)0.250 in.
Valve Tip Length (mm)6.350mm
Valve MaterialNK-844 stainless steel
Lock Groove Quantity1-groove
Lock Groove StyleConventional
Approximate Weight (g)168
Valve Head Style5 degree dish
Valve Seat Width (in.)0.075 in.
QuantitySold individually.

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