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Manley Performance

Manley Performance BBC R/F 1.880in Exhaust Valves

MPN: 11527-8 Catalog #: 001519921 Category: Valves Check Vehicle Fitment

Product Details

Exhaust Valve - Race Flo - 1.880 in Head - 0.372 in Valve Stem - 5.350 in Long - Stainless - Big Block Chevy - Set of 8

Manley?s Race Series valves are meticulously engineered to meet the rigorous demands of bracket, drag, and oval track racers and are the ultimate choice for engines operating under 8000 RPM

Recommended for Alcohol Engines: These valves are the recommended choice for exhaust valves in alcohol engines, ensuring reliable performance even in demanding conditions.

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
11527-8
Catalog Number
001519921
Product Line
Valves
Category
Engines & Parts
Type
Valves
UPC / Barcode
807298049601
Vendor Product Category
Engine Components
Vendor Product Subcategory
Valves
Length
11.70 in
Width
6.30 in
Height
2.70 in
Weight
2.63 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 26 Available - Ready to ship
Estimated timing Usually ships within 24hrs

This item is showing available inventory. Most in-stock performance parts ship quickly, but timing can vary by warehouse, vendor cut-off time, holidays, and carrier pickup.

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: 26 available as of 6/4/2026.

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