SMP Vacuum Operated Switch Kit

Standard Motor Products vacuum operated electrical switch (VOES) kit for custom carburetor tuning and emissions control calibration. Self-assembly design lets riders select calibration levels matched to their specific engine modifications and jetting requirements.

Features

• High-tech engineered thermoplastic construction
• 100% calibrated and vacuum tested
• Self-assembly kit with preset calibration options
• Bracket, crimp terminals, and instructions included

Specifications

• Brand: Standard Motor Products
• Manufacturer Part #: MCVOS2
• UPC: 091769544546
• Weight: 0.6466 lbs

Frequently Asked Questions

What does a vacuum operated switch do?

A VOES regulates fuel mixture and emissions control based on engine vacuum, adapting carburetor performance to load and throttle position.

How do I know which calibration level to choose?

Select the preset calibration that matches your engine displacement, carburetor size, and modifications. Instructions in the kit guide you through the selection.

What's included in the kit?

The vacuum switch assembly, mounting bracket, crimp terminals, and detailed installation and calibration instructions.

Can I adjust the calibration after assembly?

No — once assembled, the calibration is fixed. The kit's value is letting you select the right preset level upfront for your specific tuning needs.

Do I need special tools to assemble this?

Basic hand tools and a crimper for the terminals. Instructions walk through the assembly steps.