AFR's LS1 exhaust valve is a stainless steel replacement/upgrade valve for GM LS-Series engines, machined to a 1.600 in head diameter with an 8 mm stem and 4.900 in overall length.
Specifications:
- Type: Exhaust Valve
- Model: LS1
- Head Diameter: 1.600 in
- Stem Diameter: 8 mm
- Overall Length: 4.900 in
- Material: Stainless Steel
- Quantity: Each
- Part Number: 7228-1
Applications:
- GM LS-Series
FAQ
What engine platform does this valve fit?
GM LS-Series (LS1).
Is this an intake or exhaust valve?
Exhaust valve.
What are the valve's dimensions?
1.600 in head diameter, 8 mm stem, and 4.900 in overall length.
What material is the valve made from?
Stainless steel.
How is this valve sold?
Each valve is sold individually.

