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1978-1988 G-body LT Conversion Kit


1978-1988 G-body LT Conversion Kit
Purchase 1978-1988 G-body LT Conversion Kit
  • 1978-1988 G-body LT Conversion Kit

  • $589.00

    SKU: LTX8

  • Select Transmission:  

Precision LT Swap for 1978-1988 G-Body by MuscleRods

Optimized for seamless LT engine integration in G Body models from 1978 to 1988, including Chevy Monte Carlo, Malibu, El Camino and Buick Regal, Grand National, Oldsmobile Cutlass Supreme, this MuscleRods Engine Swap Kit uses precision machined steel mounts to eliminate drivetrain misalignment and vibration. Built for lasting reliability, it streamlines installation, safeguards drivetrain components and unlocks smooth modern power in your classic G Body.

MuscleRods LT Engine Swap Kit for 1978-1988 G-Body Monte Carlo/Malibu/El Camino Regal/Grand National/Cutlass Supreme

When converting a classic G Body from 1978 to 1988 to LT power, precise fitment is critical and the 1978-1988 G Body LT Conversion Kit delivers all necessary engine mounts, frame brackets and a crossmember to position the motor accurately. Each machined engine mount and bracket locks the motor squarely to the frame across Monte Carlo, Malibu, El Camino, Regal, Grand National and Cutlass Supreme applications, eliminating trial and error. Vibration damping features protect the chassis from harmonic shocks while the integrated transmission support preserves proper alignment with both 4L60E and 4L80E gearboxes. MuscleRods purpose built each component to work together in a single solution so builders can avoid custom fabrication.

Precision Fit for LT Engine Installation

The 1978 to 1988 G body LT conversion kit uses fully machined engine mounts and frame brackets to achieve exact placement of any Gen V LT powerplant. Factory style tolerances guide the motor into an ideal position, locking it squarely to the frame and aligning the output shaft with the drive train. This level of accuracy removes guesswork, ensuring torque is distributed evenly and critical components wear at the same rate. By securing the engine in the proper location from the start, builders avoid costly trial and error during installation.

Engine Vibration Isolation and Chassis Protection

Each mount features built-in isolation material that absorbs harmonic shocks and limits noise vibration and harshness transmitted to the chassis. This engineered damping reduces stress on body panels and mounting points, helping to prevent cracks and fatigue over time. Quiet operation is paired with long term durability, as the isolators protect both frame brackets and the passenger compartment from constant vibration. The result is a smoother ride and a chassis that retains its integrity under demanding driving conditions.

Integrated Components for Streamlined Assembly

This complete kit brings together engine mounts, frame brackets, cross member, mounting plates and transmission support into a unified package that installs without modification. All bolt holes line up with existing frame openings, eliminating drilling and trimming and significantly cutting install time. Included hardware is matched to each component, so even builders with limited shop resources can achieve professional results. The cohesive design ensures every piece fits together to maintain proper alignment from the block through the tailshaft.

Count on MuscleRods for a well-engineered foundation for your LT swap. To access 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.

Fitment

  • 1978-1988 Chevy Monte Carlo
  • 1978-1988 Chevy Malibu
  • 1978-1988 Chevy El Camino
  • 1978-1988 Buick Regal
  • 1978-1988 Buick Grand National
  • 1978-1988 Oldsmobile Cutlass Supreme

Specifications

  • SKU: LTX8
  • Swap Engine: LT
  • Body Type: G-Body
  • Brand: Muscle Rods
  • Compatible Engine Models: Gen V LT Engines (e.g., LT1, LT4, L83, L86) when used with our Cast Aluminum LT Oil Pan Kit and appropriate intake for G-Body hood clearance.
  • Compatible Transmissions: 4L60E, 4L80E (without tunnel modifications).
  • What's Included:
    • Engine Mounts
    • Frame Brackets
    • Crossmember
    • Crossmember Brackets
    • Transmission Mount
    • All the necessary hardware

Key Features

  • Precision-engineered for seamless LT engine integration
  • Guarantees correct drivetrain alignment every time
  • Eliminates vibrations for a smoother driving experience
  • Quality construction delivers reliable performance
  • Enables modern LT power upgrade in classic G-body vehicles

Benefits

  • Ensures straightforward LT engine installation with precise fit
  • Protects drivetrain by ensuring precise alignment every time
  • Reduces vibrations for a quieter, smoother drive
  • Provides high-quality construction for reliable engine operation
  • Transforms your G-body with modern LT power upgrade

This Item Assigned to Category and Also Fits:

Description

MuscleRods LT Engine Swap Kit for 1978-1988 G-Body Monte Carlo/Malibu/El Camino Regal/Grand National/Cutlass Supreme

When converting a classic G Body from 1978 to 1988 to LT power, precise fitment is critical and the 1978-1988 G Body LT Conversion Kit delivers all necessary engine mounts, frame brackets and a crossmember to position the motor accurately. Each machined engine mount and bracket locks the motor squarely to the frame across Monte Carlo, Malibu, El Camino, Regal, Grand National and Cutlass Supreme applications, eliminating trial and error. Vibration damping features protect the chassis from harmonic shocks while the integrated transmission support preserves proper alignment with both 4L60E and 4L80E gearboxes. MuscleRods purpose built each component to work together in a single solution so builders can avoid custom fabrication.

Precision Fit for LT Engine Installation

The 1978 to 1988 G body LT conversion kit uses fully machined engine mounts and frame brackets to achieve exact placement of any Gen V LT powerplant. Factory style tolerances guide the motor into an ideal position, locking it squarely to the frame and aligning the output shaft with the drive train. This level of accuracy removes guesswork, ensuring torque is distributed evenly and critical components wear at the same rate. By securing the engine in the proper location from the start, builders avoid costly trial and error during installation.

Engine Vibration Isolation and Chassis Protection

Each mount features built-in isolation material that absorbs harmonic shocks and limits noise vibration and harshness transmitted to the chassis. This engineered damping reduces stress on body panels and mounting points, helping to prevent cracks and fatigue over time. Quiet operation is paired with long term durability, as the isolators protect both frame brackets and the passenger compartment from constant vibration. The result is a smoother ride and a chassis that retains its integrity under demanding driving conditions.

Integrated Components for Streamlined Assembly

This complete kit brings together engine mounts, frame brackets, cross member, mounting plates and transmission support into a unified package that installs without modification. All bolt holes line up with existing frame openings, eliminating drilling and trimming and significantly cutting install time. Included hardware is matched to each component, so even builders with limited shop resources can achieve professional results. The cohesive design ensures every piece fits together to maintain proper alignment from the block through the tailshaft.

Count on MuscleRods for a well-engineered foundation for your LT swap. To access 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.

Fitment

Fitment

  • 1978-1988 Chevy Monte Carlo
  • 1978-1988 Chevy Malibu
  • 1978-1988 Chevy El Camino
  • 1978-1988 Buick Regal
  • 1978-1988 Buick Grand National
  • 1978-1988 Oldsmobile Cutlass Supreme
  • Compatible Engine Models: Gen V LT Engines (e.g., LT1, LT4, L83, L86) when used with our Cast Aluminum LT Oil Pan Kit and appropriate intake for G-Body hood clearance.
  • Compatible Transmissions: 4L60E, 4L80E (without tunnel modifications).
Features
  • Precision-engineered for seamless LT engine integration
  • Guarantees correct drivetrain alignment every time
  • Eliminates vibrations for a smoother driving experience
  • Quality construction delivers reliable performance
  • Enables modern LT power upgrade in classic G-body vehicles
Benefits
  • Ensures straightforward LT engine installation with precise fit
  • Protects drivetrain by ensuring precise alignment every time
  • Reduces vibrations for a quieter, smoother drive
  • Provides high-quality construction for reliable engine operation
  • Transforms your G-body with modern LT power upgrade
What's Included
  • Engine Mounts
  • Frame Brackets
  • Crossmember
  • Crossmember Brackets
  • Transmission Mount
  • All the necessary hardware
Specifications
  • SKU: LTX8
  • Brand: Muscle Rods
  • Swap Engine: LT
  • Body Type: G-Body