Complete MuscleRods LT Engine Swap Kit for GM Squarebody Trucks
For enthusiasts tackling a Gen V LT powerplant installation in a classic GM Squarebody chassis this 1973 to 1987 GM Truck LT Conversion Kit delivers a direct answer to alignment and support hurdles. Each component is engineered to match factory mounting points on half ton 2WD frames so the engine seats precisely where the original V8 once resided. A welded box section crossmember works in concert with purpose built frame brackets to resist twisting torque while holding vibration under load in check and preserving clearance for steering and suspension components. MuscleRods supplies every bracket and fastener in one organized kit to eliminate missing parts, facilitate wiring and accessory drive routing and let installers focus on installation rather than part sourcing.
Precision Fitment for 1973 to 1987 GM Squarebody Trucks
The kit's mounting plates are CNC cut to match the original GM half ton 2WD frame rails, delivering exact alignment of the LT powerplant where the factory V8 once sat. This precision fitment removes common clearance headaches and prevents driveline components from binding under torque. By anchoring to stock frame points, the design maintains proper chain and belt tension and protects transmission couplings from premature wear. Installers gain consistent engine placement that preserves smooth power delivery and keeps exhaust and steering linkages clear of interference.
Heavy-Duty Box Section Crossmember for Torsion Resistance
A robust box section crossmember ties the left and right rails into a single rigid beam, resisting the twisting forces generated by modern LT torque output. Thick gauge steel brackets weld directly to the chassis to create a unified support structure that holds under heavy load. Custom bracket geometry sets the engine at an ideal height for accessory clearance, avoiding interference with suspension or steering components. Stainless hardware secures the assembly and offers corrosion resistance over time, ensuring the powertrain cradle remains stable from launch to highway cruising.
Streamlined Component Organization for Swap Efficiency
Every bracket, mount and fastener arrives clearly labeled and bagged to eliminate parts hunting during a complex LT swap. The kit includes engine mounts, frame supports, crossmember and brackets, transmission mount, wiring harness and a full hardware set, all backed by step by step instructions. Detailed illustrations guide installers to drill locations, exact bolt patterns and wiring routes, reducing guesswork in tight engine bays. With each component engineered for bolt-in fit, both veteran fabricators and first time builders can complete the conversion faster and with fewer modifications.
Engine Mount Geometry Preserving Accessory Alignment
Purpose built engine mounts position the LT series block at an optimized angle, preserving accessory drive geometry for reliable belt routing. This design ensures alternator, power steering pump and air conditioning lines follow their intended paths without rubbing or stretching. The mounts' reinforced steel plates minimize vibration and movement under load, reducing noise and protecting ancillary components. By locking the engine into a precise plane, the system delivers smooth idling characteristics and consistent performance through varying RPM ranges.
Count on MuscleRods quality and precision. To explore a more robust kit where you can build this same kit but this is a customizable kit where the user can select their own parts to better suit their needs see our Complete LT Swap Kits - LT Kit Builder.