Energy Suspension 3-1152R Motor Mount Clamshell Insert Polyurethane

The Energy Suspension 3-1152R is a high-performance polyurethane motor mount insert designed to replace worn factory rubber mounts in GM vehicles. Engineered for both street and racing applications, this clamshell-style insert delivers superior vibration control while eliminating the excessive engine movement that plagues soft rubber mounts.

Key Features:

• Constructed from Hyper-Flex performance polyurethane for exceptional durability
• Torque-resistant safety interlock design provides strength comparable to solid metal mounts
• Soft enough to absorb vibrations for comfortable street driving yet firm enough for racing use
• Resistant to oils, coolants, and road contaminants for long-lasting performance
• Clamshell insert design for simplified installation
• Fits early-style GM motor mount applications

This polyurethane motor mount insert represents the ideal compromise between soft factory rubber mounts that wear out quickly and harsh solid metal mounts that transmit excessive vibration. Whether you're building a street performance vehicle, hot rod, or competition machine, the Energy Suspension 3-1152R delivers consistent engine positioning and improved drivetrain response.