Valve - Exhaust

Discover the extraordinary capabilities of Manley Performance Products' Extreme Duty Series Valves. Engineered to cater to the demanding needs of Top Fuel and Funny Car drag racers, Big Block Chevy marine enthusiasts, and Small Block Chevy restricted carburetor circle track competitors, these valves are your ticket to unparalleled performance.

Additional Information

Manley Valve - Exhaust, Valve-BBC Extreme Duty 1.900

Part Type

Engine Exhaust Valve

• Built to Last: Featuring chrome stems and hard tips for exceptional longevity and wear resistance.
• Ideal for Specialized Applications: Tailored for any application where extreme force and heat resistance is a must including Top Fuel, Funny Car, and Marine Engine applications.
• Optimized Performance: Swirl polished under head areas and fully machined combustion faces improve airflow and combustion efficiency.
• XH-432 XtremeAlloy: The hallmark of excellence in exhaust valve material construction.

This is a group bundle consisting of:

Image	Qty	SKU	MFR SKU	UPC	Description
	2x	fox980-24-888	980-24-888	714686856805	Fox 07+ Jeep JK 2.0 Performance Series 9.1in. Smooth Body IFP Rear Shock (Alum) / 1.5-3.5in Lift
	2x	fox980-24-887	980-24-887	714686856799	Fox 07+ Jeep JK 2.0 Performance Series 9.6in. Smooth Body IFP Front Shock (Alum) / 1.5-3.5in. Lift
	1x	jksJKS1633	JKS1633	711745607170	JKS Manufacturing 07-18 Jeep Wrangler JK Front Adj. Upper Control Arm - Rubber
	1x	jksJSPEC2251	JSPEC2251	814897011557	JKS Manufacturing 07-18 Jeep Wrangler JK 2dr 2.5in Coil Box Kit
	1x	jksJKS1639	JKS1639	711745607088	JKS Manufacturing 07-18 Jeep Wrangler JK / 18-24 Jeep Wrangler JL Rear Adjustable Upper Control Arm
	1x	jksJKS1636	JKS1636	711745607101	JKS Manufacturing 07-18 Jeep Wrangler JL Adjustable Front Upper Control Arm - Rubber
	1x	jksJKS1631	JKS1631	711745607095	JKS Manufacturing 07-18 Jeep Wrangler JK Front Adj. Lower Control Arm - Rubber
	1x	jksJSPEC2354	JSPEC2354	814897012653	JKS Manufacturing 07-18 Jeep Wrangler JK J-Krawl Main Box Kit

Bundled group items may ship from multiple locations and could have slightly longer transit times if parts are sourced from different warehouses.

Images in this listing may include individual and/or group shots of the products included in the bundle. Please refer to the table to see a breakdown of what is included. Click on a SKU to see individual item details.

For details on the individual components in this bundle, click here.

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.

Product Downloads

#	Document Type	Download
1.	Installation Instructions
2.	Technical Bulletin

Installation guides, warranty details, and other supporting documents are provided by the supplier. In some cases, these files may originate from regions outside your locale, meaning instructions, warranty procedures, and images may not fully align with your specific vehicle or region (e.g., LHD vs. RHD differences, return policies, etc.). If you need clarification, please contact a StreetFX support agent.

Reference Information