Edelbrock 1308 VRS-4150 Race Carburetor 850 CFM 4-Barrel Mechanical

The Edelbrock 1308 VRS-4150 Race & Performance Carburetor delivers 850 CFM with race-ready features and street-friendly versatility. This one-piece aluminum body stands 3.75 inches tall and fits directly on all 4150 and 4500 carburetor flange manifolds without requiring an adapter plate.

Key Performance Features:

• Annular boosters provide superior air-fuel mixing for exceptional performance
• 20% larger fuel bowls with dual accelerator pump circuits and four-circuit billet metering blocks
• Internal ribs control fuel slosh with sculpted baffle directing incoming fuel to minimize bubbles
• Advanced idle circuit features interchangeable idle discharge jets in all four corners for smooth idle with low-vacuum camshafts
• Fully adjustable intermediate fuel circuits provide incredible throttle response
• Power valves on both primaries and secondaries with backfire protection circuit

Street-Friendly Convenience:

• Universal throttle arm includes popular transmission kickdown take-off points and four various sized vacuum tubes
• Built-in provisions for GM three-wire TPS sensor
• Externally adjustable idle bypass air screws accessible without removing air cleaner
• -6AN fuel inlets can be moved to either right or left side
• Molybdenum-coated throttle shafts for smooth operation

Racing Features:

• Industry standard size screw-in bleeds and jets for easy tuning
• Float corner cuts prevent fuel flow shutoff during hard cornering
• Jet extender notches keep jets covered in fuel under hard acceleration
• Split high-speed/main fuel circuit with separate bleed circuits for lower and upper sections
• Mechanical secondary operation for race applications

The Edelbrock VRS-4150 Series combines race carburetor performance with the tuning flexibility and convenience features needed for both street and track applications. No choke system included.