OPGI.com works best with JavaScript enabled.

As seen on

  • V8TV Logo
  • Sam's Garage Logo

Sending Unit, Oil Pressure, 66-77 GM, w/Gauge

Part# : CH25916
Sold As: Each
Ship Size: Standard
Price Match: Eligible
$35.99
List Price: $40.95
You Save 12%
Calendar IconArriving Soon
Estimated the week of 10/27/2026
Vehicle Specific View fitment for 6 models
Add To Wishlist 

1966-77 GM Oil Pressure Sending Unit with Gauge

Factory-style sender restores oil-pressure gauge input on listed GM applications.

This oil pressure sending unit is for GM applications equipped with a factory oil-pressure gauge. It replaces the engine-mounted sender that converts oil pressure into the electrical signal used by the gauge. Match the terminal/thread configuration to the listed application before installation.

• For factory oil-pressure gauge • 1966-77 GM applications • Engine-mounted pressure sender • Restores gauge signal • Match terminal/thread configuration

We aim to provide accurate and complete product information. If you notice anything incorrect, missing, or unclear, please let us know.
WARNING: This product can expose you to chemicals including lead, sulfur, nickel, chromium, vanadium, titanium, polyvinyl chloride, and 4,4’-methylenebis (2-chloroaniline), which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Vehicle Fitment

Year Make Model Application Details
1969 Chevrolet Chevelle for use w/gauges
w/gauges
1969 Chevrolet El Camino for use w/gauges
w/gauges
1973–1977 Oldsmobile Cutlass w/gauges
1973–1977 Pontiac Grand Prix w/gauges
1973 Pontiac GTO w/gauges, 80-lb.
1973–1974 Pontiac LeMans  
  • Headshot of OPGI Employee
    Need help finding the right GM restoration parts? Contact a GM Parts Specialist
    Mon–Fri 8:00–4:30 PT
    Sat 10:00–3:00 PT
    GM Parts Specialist Offline
  • Price Match Guarantee Great parts. Competitive prices. Guaranteed.
  • GM Restoration Experts Since 1982 Over four decades dedicated to GM restoration
  • Original GM Is Our Standard Original GM parts and factory references guide every reproduction
  • A Deeper GM Selection Thousands of restoration, performance, and replacement parts

Customers Who Viewed This Item Also Viewed

Reviews (7)

UH OH! Product reviews didn't load.
Please reload the page, or unblock our review partner Yotpo.com.
Sending Unit, Oil Pressure, 66-77 GM, w/Gauge
Sending Unit, Oil Pressure, 66-77 GM, w/Gauge