Hygrade CPA232 Carburetor Choke Pull-Off

Carburetor Choke Pull-Off for Rochester 2 Bbl. Carbs

Hygrade CPA232 is a carburetor choke pull-off for Rochester 2 Bbl. carbs used on a wide range of 1978-1980 GM vehicles. It is built for secondary choke control on Rochester-equipped applications, including Buick, Chevrolet, Oldsmobile, and Pontiac models.

• Carburetor make and model: Rochester 2 Bbl. carbs
• Part number: CPA232
• Direct-fit carburetion service part for secondary choke pull-off operation
• Fits 1978-1980 GM applications with Rochester carburetors and listed emissions configurations
• Cross-reference part numbers include CP066 and CP164 for the same application

Application Coverage

Compatible with 1980 Buick Century, LeSabre, Regal, and Skyhawk; 1980 Chevrolet Camaro, Caprice, El Camino, Impala, Malibu, Monte Carlo, and Monza; 1980 Oldsmobile Cutlass, Cutlass Calais, Cutlass Cruiser, Cutlass Salon, Cutlass Supreme, Delta 88, and Starfire; and 1980 Pontiac Bonneville, Catalina, Firebird, Grand LeMans, Grand Prix, LeMans, and Sunbird. It also fits 1979 Oldsmobile Cutlass, Cutlass Calais, Cutlass Salon, Cutlass Supreme, and Delta 88, plus 1978 Oldsmobile Cutlass, Cutlass Calais, Cutlass Salon, Cutlass Supreme, and Delta 88 in the listed Rochester carburetor configurations.

What It Does

• Restores choke pull-off function on Rochester 2-barrel carburetors
• Addresses hard starting caused by incorrect choke release timing
• Helps correct rich cold-running conditions after startup
• Supports smoother transition from cold start to normal operation
• Helps resolve secondary choke control issues on listed GM carbureted applications

Installation Notes

Verify the carburetor make, model, emissions setup, and carburetor number before ordering. This part is listed for Rochester 2 Bbl. carbs with specific E2ME and M2MC applications, so matching the carburetor identification number is important for proper fitment. Use the vehicle and carburetor details from the application list to confirm compatibility with your Buick, Chevrolet, Oldsmobile, or Pontiac.

Quality Assurance

Hygrade has served the automotive aftermarket since 1919, with a focus on carburetion coverage and replacement quality for classic fuel-system service.