Hooker BlackHeart Clamshell Engine Mounts and Polyurethane Engine Mount Inserts are now available for GM LS and Gen 5 LT engines. These clamshell housings are a two piece bolt together design featuring heavy-duty 11 gauge steel construction with a durable powder coated finish. Hooker BlackHeart Polyurethane Engine Mount Inserts have been designed with durability, performance, and ease of installation in mind. The inserts are available in both black and red, and feature factory style indexing tabs to help with alignment during installation.
Features:
- Factory Replacement M12x1.75x150mm Flange Head Bolt Kit
- Stock Replacement Bolts Hard To Find Due To Uncommon Length
- Kit Can Be Used for Either LS or LY Poly Mounts
- Can Be Used For Aftermarket Poly Mounts or OEM Rubber
- Class 10.9 For Strength
- Zinc Plated for Corrosion Resistance
Holley Performance Emission Code 5: This part is legal for sale or use on Emissions Controlled Vehicles; Uncontrolled (Non-Emissions Controlled) Vehicles; and Racing Use Only Vehicles because it does not affect vehicle emissions and is not covered by emissions regulations
