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Manley Performance

Manley Performance BBC S/M 2.250 Intake Valves

MPN: 10868-8 Catalog #: 001519884 Category: Valves Check Vehicle Fitment

Product Details

Intake Valve - Street Master - 2.250 in Head - 11/32 in Valve Stem - 5.494 in Long - Stainless - Big Block Chevy - Set of 8

High-Quality Stainless Steel: Our Street Series valves, available as XH-424 for exhaust and NK-841 for intake, are crafted from top-grade stainless steel, ensuring durability and longevity.

Swirl Polished and Fully Machined: The under head areas are meticulously swirl polished, and the combustion faces are fully machined, enhancing airflow and combustion efficiency.

Vehicle Fitment

Universal or product-specific fitment. Please review the product details and contact us if you need help confirming fitment before ordering.

Engine Compatibility

GM - BBCMatched variant: BBC

Big Block Chevy; 396/427/454/572

Fitment note: Engine compatibility is provided as a guide. Please verify all fitment details before ordering.

Product Specs

Brand
Manley Performance
Part Number
10868-8
Catalog Number
001519884
Product Line
Valves
Category
Engines & Parts
Type
Valves
UPC / Barcode
807298077369
Vendor Product Category
Engine Components
Vendor Product Subcategory
Valves
Length
11.75 in
Width
6.75 in
Height
2.50 in
Weight
4.00 lb
Units Per SKU
1
Freight / LTL
No
Ship Alone
No
Air Restricted
No
Prop 65
Y
CARB Approved
Yes
Clearance Item
No

Shipping & Availability

Current status 76 Available - Ready to ship
Estimated timing Ships from factory

This item is showing manufacturer availability and may ship directly from the manufacturer. Tracking details are provided as soon as they become available. ETA 0-5 Days to ship.

PROP 65 WARNING: This product can expose you to chemicals, which are known to the State of California to cause cancer or birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Inventory shown: 76 available as of 6/3/2026.

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