LS Engine Mounts and Frame Brackets for 1968-1972 A-Body
When fitting an LS engine into a classic 1968 to 1972 A-Body chassis precise support and correct geometry must be guaranteed by the mounting system. These mounts and brackets are crafted from American steel with laser cut edges and precision bending to match factory frame contours and eliminate misalignment under heavy torque loads, delivering pinpoint alignment at each attachment point for consistent driveline angles. A robust powder coat finish bonds tightly to metal surfaces to block moisture and resist engine vibration, protecting components from corrosion without adding bulk or interfering with fit. Installation is streamlined thanks to factory matching profiles and standardized holes that align directly with the cross member and frame rails, reducing setup time and avoiding guesswork at every step.
Precision Laser Cutting and Custom Bending for Exact Frame Contours
Every bracket and mount begins as a sheet of American steel, shaped by precision laser cutting to deliver crisp, uniform edges that align perfectly with the A-Body frame. Advanced bending equipment then contours each piece to match the factory profile of 1968 through 1972 chassis rails, eliminating the need for trial fitting or manual shaping. This fabrication process avoids stress points and weak areas, ensuring each component maintains structural integrity even under repeated torque cycles from a high-output LS motor. Rigorous inspection protocols verify that the cut lines and bend radii fall within tight tolerances, so installers can rely on a factory-level fit without custom modification. The result is a mounting system ready to seat an LS engine squarely in the bay on day one.
Optimized Geometry to Maintain Correct Driveline Angles
The design of these mounts and brackets focuses on preserving proper driveline geometry to safeguard universal joints and limit vibration. By mirroring the original frame's pinion angle and ride height, the assembly keeps the LS engine at an ideal orientation relative to the transmission tailshaft. Consistent alignment under load prevents undue wear on couplings and bearings, translating into smoother starts and stops as well as reduced heat build-up in the driveline. This exact correspondence between engine block and chassis also helps deliver power more directly to the rear wheels, improving throttle response and overall efficiency. The engineered geometry remains stable over time, even when subjected to hard acceleration and cornering forces.
Durable Powder Coat Finish for Long Term Corrosion Resistance
After fabrication, each mount and bracket receives a thick, uniform powder coat that bonds tightly to steel surfaces, creating a moisture barrier that resists salt, road grime, and chemical contaminants. This finish prevents early-stage rust or surface pitting that could distort mounting holes or weaken structural points, preserving the original profiled shape indefinitely. Under the hood, engine vibration and heat cycling can accelerate finish fatigue, but this coating adheres through repeated expansion and contraction without flaking or chipping. The result is both aesthetic consistency and reliable protection against the elements, ensuring that motor supports remain sound in any climate or driving condition.
Installer Friendly Mounting Points for Streamlined Assembly
The mounting kit incorporates holes and slots that line up directly with stock cross member and frame rail hard points, removing the need for drilling or custom adapters. This straightforward layout allows fitment with common hand tools, so professional shops and home garages alike can complete the swap efficiently. With clear access around each bolt location, installers avoid interference from suspension links or factory brackets, cutting assembly time while reducing the chance of misalignment. Standardized hardware patterns also make future service or inspection easier, since components can be removed and reinstalled without altering the chassis. Overall, the arrangement supports a clean, reliable installation that stays true to factory geometry.
Count on precise support and lasting protection; to explore a related EMB product see our 1964-1967 A-Body Engine Mounts and Frame Brackets (Only).