The Quick Fuel Slayer SL-450-VSTRF is a 450 CFM Slayer Series carburetor on the 4160 platform, configured for the FRONT position of a tunnel-ram intake. It uses a vacuum secondary and all-aluminum construction with a polished finish, and shares the Slayer Series tuning features such as changeable air bleeds and a secondary metering plate with changeable jets. It is designed to run as the front carburetor of a dual-carb tunnel-ram setup.
- Type: 4-barrel carburetor (tunnel ram, front position)
- Series: Slayer (street)
- Model: 4160
- CFM: 450
- Secondary: vacuum
- Fuel type: gasoline
- Material: aluminum, polished
- Configuration: tunnel-ram FRONT carburetor
- Sold as: Each
- Part number: SL-450-VSTRF
Emissions
This carburetor is legal for sale and use on non-emissions-controlled (pre-emissions) vehicles and racing-use-only vehicles. It is not legal for sale or use on pollution-controlled motor vehicles. Verify your local requirements before purchase.
FAQ
What is the SL-450-VSTRF?
A 450 CFM Slayer Series carburetor set up for the front position of a tunnel-ram intake.
Is it the front or rear tunnel-ram carb?
Front. The matching rear-position carburetor is a separate part number.
What secondary does it use?
Vacuum secondary, all-aluminum, polished finish.
Is it sold as a pair?
No. It is sold individually as the front carburetor; pair it with the matching rear unit for a full tunnel-ram setup.
Is it street or emissions legal?
It is a performance carburetor for non-emissions-controlled and racing-use vehicles; it is not legal for use on pollution-controlled motor vehicles.

