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Manley Race Series Stainless Steel Valves 11631-1 Valve, Exhaust, Steel, 37.50mm Diameter, 116.459mm Length, Each

SKU: MAN11631-1

Valves

Manley Race Series Stainless Steel Valves 11631-1 Valve, Exhaust, Steel, 37.50mm Diameter, 116.459mm Length, Each

SKU: MAN11631-1

Valves

Sale ends in Calculating...

A$150.63 A$196.14
Special Order. Contact for ETA. This item is out of stock in our warehouse and partner distribution centres. In some cases, this may be due to not having live inventory feeds available for all suppliers. Please contact us before ordering if you need to meet a specific deadline.

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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.

Data: v2 - Desc: v4.2 - Upd: 2026-11-08 05:31:00

Data: v4.2 - Upd: 2026-11-10 23:13:37

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 man11631-1
SFX Item ID 4931887
Accounting SKU man-11631-1
Manufacturer SKU 11631-1
Manufacturer UPC 807298105277
Alternative References 11631-1, MAN-11631-1

Valve, Exhaust, Stainless Steel, 37.50mm Diameter, 116.459mm Length, Each

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.

Product Attributes
BrandManley
Manufacturer's Part Number11631-1
Part TypeValves
Product LineManley Race Series Stainless Steel Valves
UPC807298105277
Valve PositionExhaust
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 StemYes
Swirl-PolishedYes
Valve Tip Length (in.)0.380 in.
Valve Tip Length (mm)9.652mm
Valve MaterialNK-842 stainless steel
Lock Groove Quantity3-groove
Lock Groove StyleConventional
Approximate Weight (g)68
Valve Head Style20 degree dish
Valve Seat Width (in.)0.100 in.
QuantitySold individually.

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