NOS 1971-72 Chevy A/C Anti-Dieseling Relay – OEM 6273301 3996203, Camaro Chevelle El Camino Monte Carlo, New Old Stock

This is genuine NOS—New Old Stock.

A/C anti-dieseling relay for 1971-72 Chevrolets with factory air: Camaro, Chevelle, El Camino, Monte Carlo.

OEM part numbers 6273301 and 3996203.

Made by GM years ago, never installed, never used.

Some light shelf wear on the box and part, but it’s near show quality.

These are incredibly hard to find now.

No universal fit, this is specific to those models.

The Part Guy LLC in Tampa, FL has had this sitting forever and now it’s yours if you’re doing a correct restoration.

No returns, so verify your system.

California Prop 65 warning applies because...

California.