Product Description
1971-1977 Chevy Vega V8 conversion Tachometer Circuit Board Small Round or Plug-Tab
Replacement tachometer circuit board for 1971–1977 Chevy Vega factory tachometer applications for V8 conversions. Covers both common Vega tach board styles (Small Round and Plug-Tab) and is supplied pre-calibrated based on the option you select.
Fitment:
- Chevy Vega — 1971–1977 (factory tachometer applications)
- Board styles supported: Small Round (typical 1971–1974) and Plug-Tab (typical 1975–1977)
Identify your tach style:
- Small Round board: Small round circuit board attached to the tach movement (typical 1971–1974)
- Plug-Tab board: Rectangular board on the back of the tach movement with nuts. Metal tabs for the harness connector (typical 1975–1977)
Required selection (choose 1):
- Select the circuit board type and maximum RPM of your tachometer.
Pricing: The small round circuit board and the tab type circuit board have different prices.
Highlights:
- Pre-calibrated based on your selected option
- Plug-in installation — no soldering or special tools required
- Direct replacement for the original GM tach circuit board (matching the selected board style)
- Installation instructions included
- Manufactured in the USA with quality components
Limitations: Intended for factory tachometer circuit board applications. Selecting the wrong board style, RPM range, or engine option may affect fit and calibration.
