AFR's Big Block Chevy exhaust valve features a 1.880in head diameter and an 11/32in stem, machined from Inconel for high-temperature durability. It measures 5.450in overall and is sold individually.
Specifications:
- Type: Exhaust Valve
- Head Diameter: 1.880 in
- Valve Stem: 11/32 in
- Length: 5.450 in
- Material: Inconel
- Platform: Big Block Chevy
- Quantity: Each
- Part Number: 7633-1
Applications:
- Big Block Chevy
FAQ
What engine platform is this exhaust valve for?
It's built for the Big Block Chevy platform.
What is the head diameter?
1.880 in.
What stem diameter does it use?
An 11/32 in stem.
What material is the valve made from?
Inconel, for high-temperature durability.
What is the overall length?
5.450 in.

