Performance Inserts for 1973 to '98 G. M. 6 & 8 cyl. rear wheel drive cars and trucks. (Complete assembly shown with reusable clam shell. NOTE- Only the insert is available. ) Fits 1973-'98 G. M. 6 & 8 cyl. rear wheel drive cars and trucks with both small and big block motors. Again, the first and only performance polyurethane motor mounts of this style. These Insert into your existing stock metal "clam shell" brackets. They feature Energy Suspensions' famous HYPER-FLEX? polyurethane surrounding metal inserts in basic black or several vibrant colors. These re-designed mounts control high horsepower and torque better, without having to be made of hard-running solid metal. Reusing the clam shells is both an economical approach and if you choose to plate or powder coate them to any color you desire while disassembled. Great for show vehicles! CHECK YOUR MOUNTS- THEY MAY BE WORN!The 4 Bolt Style replaces inserts of the following G. M. type mounts: 14039437, 9762326, 467422, 1001132, 10001133, 9764714, 459021 and aftermarket part number 2292.Pit Stop USA offers Energy Suspension Motor Mount Inserts - Red - Chevy 4 Bolt Style 3-1116R at low everyday prices. Be sure to check out all of our products from Energy Suspension including Energy Suspension Urethane Motor Mounts - Chevy.