LS Engine Mounts and Frame Brackets for 1977-1993 Chevy Caprice
When planning an LS installation in a 1977 through 1993 Chevy Caprice, ensuring the engine mounts and frame brackets secure the motor at the factory B body rail footprint is essential. Designed specifically for Caprice models, these components bolt directly to the frame rails with only minor trimming required to keep work straightforward. Crafted from US sourced steel with CNC precision, they deliver precise motor positioning while limiting chassis vibration and preserving suspension geometry under load. The hardware kit includes every fastener to simplify assembly and prevent unplanned trips for missing parts, so installers can advance from mock-up to road test without pause.
Tailored Integration into Caprice B-Body Frame
These engine mounts and frame brackets are engineered exclusively for 1977-1993 Chevy Caprice B-Body rails, ensuring a seamless fit with minimal trimming. By matching the factory footprint, installers avoid complex modifications and maintain the original suspension geometry. The included hardware kit provides all bolts, lock nuts and washers needed for a complete assembly, reducing the risk of missing fasteners. This tailored integration streamlines the swap process, letting builders move directly from mock-up to test-drive with confidence.
Precision CNC Fabrication for Accurate LS Positioning
Each bracket and mount is cut on advanced CNC machines to strict tolerances, guaranteeing that the LS engine sits exactly where the factory powerplant once lived. This level of precision preserves steering feedback and maintains the vehicle's designed roll center under load. Installers benefit from reduced trial fitting, as the parts align perfectly on the first attempt. The precise motor placement also minimizes chassis vibration, protecting engine mounts, bushings and other components from accelerated wear.
High Grade US Steel Structure Minimizes Engine Vibration
Crafted from uniform, domestically sourced steel, these mounts deliver outstanding rigidity and fatigue resistance. Under hard acceleration or towing, the robust plates resist flex that could otherwise transmit harmful vibration into the chassis. A clear protective finish guards against corrosion in wet or salty environments, keeping the structure sound over many seasons of use. This sturdy framework ensures that modern LS torque spikes do not compromise the stability of the Caprice frame rails.
Optimized Engine Placement for Enhanced Handling and Efficiency
By retaining the stock mounting footprint, these brackets preserve the Caprice's original weight distribution and driveline alignment. Drivers notice sharper turn-in response and a neutral feel under heavy braking thanks to the unchanged roll center and corner balance. Centering the engine in its intended position also improves throttle response and can yield better fuel economy by reducing parasitic drivetrain losses. The result is a blend of modern LS performance with the classic Caprice chassis dynamics enthusiasts expect.
Need the whole kit? This is a customizable kit where the user can build the entire kit by selecting their own parts to better suit their needs with our Complete LS Swap Kits - LS Kit Builder.