Edelbrock VRS-4150 Carburetor Calibration Kit for VRS Gas Carburetors Chevelle/ El Camino 64-72

The Edelbrock VRS-4150 calibration kit provides racers, performance enthusiasts, and carb tuners with everything needed to properly fine-tune VRS-4150 series gas carburetors for maximum performance. Packed with more than 130 precision-machined components, this complete tuning kit allows users to make accurate fuel curve, enrichment, idle, and air bleed adjustments for optimized drivability and track performance.

Features and Benefits:
- Designed for Edelbrock VRS-4150 series gas carburetors
- Includes over 130 precision machined tuning components
- 4 of each even-numbered main jet from 62-78 included
- (40) 10-32 threaded air bleed jets for fine-tuning fuel circuits
- Includes 6-32 circuit jets for idle, intermediate, and enrichment tuning
- Power valves included for adjustable power enrichment settings
- Includes .033, .035, and .040 squirters for accelerator pump tuning
- Precision machined brass construction for accuracy and durability
- Ideal for street performance, drag racing, and carburetor tuning
- Made in the USA

Designed for versatility and ease of tuning, the kit includes a wide assortment of main jets, air bleeds, power valves, squirters, and circuit jets to dial in fuel delivery across multiple operating ranges. All brass components are precision machined in the USA to ensure durability, consistency, and accurate sizing for reliable tuning results on both street and race applications.