Description
Exhaust Valve - 1.880 in Head - 11/32 in Valve Stem - Stainless - Edelbrock Performer RPM 454-O / 454-R - Big Block Chevy - Each
Edelbrock 1- BBC Perf RPM Exhaust Valve 1 880 X 5 450
The Edelbrock #9771 Exhaust Valves are 1-piece, swirl-polished, hardened tip stainless steel valves with undercut stems for increased flow. Hard-chromed valve stems are 11/32" except where noted.
Additional Information
The Edelbrock #9771 Exhaust Valve is a 1.88" 1-piece, swirl-polished, hardened tip stainless steel valve with undercut stems for increased flow. Fits Edelbrock #60459, #60479, #60499, #60559 & #60439 Cylinder Heads OAL: 5.450" Set of 1
Application Summary
Chevrolet:Big-Block Mark IV:396 (6.5L)-502 (8.2L)
Part Type
Engine Exhaust Valve
Product Overview
The Edelbrock #9771 Exhaust Valve is a 1.88" 1-piece, swirl-polished, hardened tip stainless steel valve with undercut stems for increased flow. Fits Edelbrock #60459, #60479, #60499, #60559 & #60439 Cylinder Heads OAL: 5.450" Set of 1
Data: v2 - Desc: v4.2 - Upd: 2026-11-08 00:20:30
Features
- Increased Flow
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
Product Details
| Coated Finish: | Yes |
| Description: | Replacement Exhaust Valve |
| Grade Type: | Performance |
| Length: | 5.450 |
| Lock Groove Quantity: | 1 |
| Locks Included: | No |
| Material: | Stainless Steel |
| Oversized: | No |
| Part Number: | ede9771 |
| Quantity: | Sold Individually |
| Recommended Use: | Use With Part #60459, #60479, #60499, #60559, #60439 |
| Seat Angle: | 45 |
| Stem Diameter: | 0.3410 |
| Valve Head Diameter: | 1.88 |
| Valve Material: | Stainless Steel |
Reference Information
| Reference Data (Provide these details to our support team) | |
|---|---|
| Brand Name/s | Edelbrock |
| StreetFX SKU | ede9771 |
| SFX Item ID | 4235994 |
| Accounting SKU | ede-9771 |
| Manufacturer SKU | 9771 |
| Manufacturer UPC | 85347097715 |
| Alternative References | 9771, EDB9771, EDL-9771 |
Valve, Exhaust, Stainless Steel, 1.880 in. Diameter, .341 in. Stem, Chevy, Big Block, for Performer RPM, Each
Don't cut corners when it's time for valves. Get genuine Edelbrock stainless steel valves. They're made from a tough, stainless steel alloy and are carefully designed to increase gas flow for more power. What's more, they have hardened stem tips for durability and are swirl-polished.
| Product Attributes | |
|---|---|
| Brand | Edelbrock |
| Manufacturer's Part Number | 9771 |
| Part Type | Valves |
| Product Line | Edelbrock Stainless Steel Valves |
| UPC | 085347097715 |
| Valve Position | Exhaust |
| Exhaust Valve Head Diameter (in.) | 1.880 in. |
| Exhaust Valve Head Diameter (mm) | 47.752mm |
| Exhaust Valve Stem Diameter (in.) | 0.341 in. |
| Exhaust Valve Stem Diameter (mm) | 8.66mm |
| Undercut Stem | Yes |
| Swirl-Polished | Yes |
| Valve Material | Stainless steel |
| Lock Groove Quantity | 1-groove |
| Lock Groove Style | Conventional |
| Valve Head Style | Flat |
| Quantity | Sold individually. |
| Manufacturer Attributes | |
|---|---|
| Oversized | No |
| Coated Finish | Yes |
| Lock Groove Quantity | 1 |
| Material | Stainless Steel |
| Valve Head Diameter | 1.88 |
| Valve Material | Stainless Steel |
| Grade Type | Performance |
| Length | 5.450 |
| Quantity | Sold Individually |
| Stem Diameter | 0.3410 |
| Locks Included | No |
| Recommended Use | Use With Part #60459, #60479, #60499, #60559, #60439 |
| Seat Angle | 45 |
| Product Class | Engine Exhaust Valve |
| Construction/Type | The Edelbrock #9771 Exhaust Valve is a 1.88" 1-piece, swirl-polished, hardened tip stainless steel valve with undercut stems for increased flow. Fits Edelbrock #60459, #60479, #60499, #60559 & #60439 Cylinder Heads OAL: 5.450" Set of 1 |
| Vehicle Designations | Chevrolet:Big-Block Mark IV:396 (6.5L)-502 (8.2L) |
| Vehicle Brief | Edelbrock Exhaust Valve |
| Market Description | The Edelbrock #9771 Exhaust Valves are 1-piece, swirl-polished, hardened tip stainless steel valves with undercut stems for increased flow. Hard-chromed valve stems are 11/32" except where noted. |
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