BMR MM570R Motor Mount Kit Polyurethane 95-Durometer Red for 14-19 Corvette C7

Vehicle Fitment

• 2014-2019 Chevrolet Corvette C7 Stingray (LT1, 6.2L V8, RWD)
• 2014-2019 Chevrolet Corvette C7 Stingray Z51 (LT1, 6.2L V8, RWD)
• 2015-2019 Chevrolet Corvette C7 Grand Sport (LT1, 6.2L V8, RWD)
• 2015-2019 Chevrolet Corvette C7 Z06 (LT4, 6.2L Supercharged V8, RWD)
• 2019 Chevrolet Corvette C7 ZR1 (LT5, 6.2L Supercharged V8, RWD)

Fitment Notes

• Does NOT fit 2020+ Corvette C8 - the C8 is a mid-engine platform with a completely different engine mounting architecture
• 100% bolt-in installation - no drilling, cutting, or modifications required
• Engine height is maintained at the factory stock position after installation
• Grade 8 installation hardware is included
• NVH (noise, vibration, and harshness) increase over factory mounts is minimized by the 95-durometer polyurethane compound - more NVH-friendly than solid or Delrin mounts
• For maximum engine deflection elimination with higher NVH, see BMR Solid Delrin motor mount kit for the C7
• Also available in Black Hammertone finish - see BMR MM570H
• Made in the USA

Features

• 95-durometer polyurethane bushings dramatically reduce engine deflection compared to factory rubber mounts - without the full NVH harshness of solid or Delrin bushings
• Laser-cut 3/16-inch steel plate construction provides a rigid, precision-fit mounting base for superior long-term durability
• Includes both upper and lower motor mount positions - complete kit covers the full engine mounting system
• Reduces engine movement that degrades throttle response, slows reaction times, and causes imprecise shifts on manual-equipped vehicles
• Maintains factory engine height - no driveline geometry changes after installation
• Red powder-coated finish for corrosion resistance and clean underbay appearance
• Grade 8 hardware included - eliminates the need to source additional fasteners
• Designed for drag racing, street performance, and road course handling applications at any power level
• 100% bolt-in design requires no chassis modification or fabrication

Specifications

• Bushing Material: Polyurethane
• Bushing Durometer: 95
• Plate Construction: Laser-cut 3/16-inch steel
• Finish: Red powder coat
• Mounts Included: Upper and lower (complete kit)
• Hardware Included: Yes - Grade 8
• Engine Height: Maintained at factory stock height
• Installation Time: 2-3 hours
• Country of Origin: Made in the USA
• Quantity: 1 complete motor mount kit (upper and lower)

Included Components

• 2x Polyurethane Motor Mounts - Upper and Lower (Red Powder Coat, Laser-Cut 3/16" Steel Plate)
• Grade 8 installation hardware

Product Description

The BMR MM570R is a complete polyurethane motor mount kit engineered for the 2014-2019 Chevrolet Corvette C7 - covering all trims from the base Stingray through the Z06 and ZR1. Factory motor mounts on the C7 use soft rubber bushings that are tuned for ride comfort and NVH reduction. While effective for a stock daily driver, these rubber mounts allow measurable engine movement under load - particularly during hard acceleration, high-RPM shifts, and track use. That movement absorbs torque and power that should be reaching the drivetrain, and it introduces imprecision in throttle response and shifting feel that becomes especially noticeable on manual-equipped Corvettes. The MM570R replaces both the upper and lower factory motor mounts with 95-durometer polyurethane units that virtually eliminate this engine deflection without crossing into the noise and harshness levels typical of solid mounts.

Each mount is built around a laser-cut 3/16-inch steel plate base that provides rigid, dimensionless support for the engine at its factory mounting geometry - engine height is unchanged after installation, so no driveline or exhaust adjustments are needed. The 95-durometer bushing rating is specifically chosen to balance performance gain against street drivability: the mounts are firm enough to hold the engine stable under full power and aggressive driving, but soft enough to keep cabin NVH at acceptable levels for a street-driven car. Grade 8 hardware is included in the kit, making this a complete, bolt-in installation requiring no additional parts or chassis modification.

The MM570R is finished in red powder coat for corrosion resistance and a clean appearance in the engine bay. Installation requires no drilling or modifications and is estimated at 2-3 hours with basic hand tools. For builds where maximum engine deflection elimination is the priority and NVH is less of a concern - such as dedicated track or drag strip C7s - BMR also offers a solid Delrin motor mount kit for the C7 platform. For builds on manual-equipped C7s, pairing the MM570R with BMR's transmission/differential mount kit (TM570R) addresses deflection at both the engine and transmission simultaneously for the most complete drivetrain stability upgrade.