*This is the most popular engine swap for the Eclipse GS due to its power and availability.*
*The 4G63T is a 2.0L turbocharged inline-four engine that produces 276 horsepower and 315 lb-ft of torque.*
*It is a relatively easy swap to perform, as the Eclipse GS and Lancer Evolution share the same platform.*
4G64 from the Mitsubishi Galant VR-4
*The 4G64 is a 2.5L V6 engine that produces 224 horsepower and 183 lb-ft of torque.*
*It is a more difficult swap to perform than the 4G63T, but it is still a popular choice for those looking for a more powerful V6 engine.*
J25A1 from the Honda Accord
*The J25A1 is a 2.5L V6 engine that produces 181 horsepower and 172 lb-ft of torque.*
*It is a relatively easy swap to perform, as the Accord and Eclipse share the same bolt pattern for the engine mounts.*
*It is a more economical option than the 4G63T or 4G64 engines.*
J32A2 from the Honda Accord
*The J32A2 is a 3.2L V6 engine that produces 268 horsepower and 232 lb-ft of torque.*
*It is a relatively easy swap to perform, as the Accord and Eclipse share the same bolt pattern for the engine mounts.*
*It is a more powerful option than the 4G63T or 4G64 engines, but it may have lower torque at lower rpms compared to them.*
CA18DET from the Nissan Silvia
*The CA18DET is a 1.8L turbocharged inline-four engine that produces between 175 to 200 horsepower and 160 to 180 lb-ft of torque, depending on the exact variant of the engine.*
*It is a relatively easy swap to perform, as the Silvia and Eclipse share the same bolt pattern for the engine mounts.*
Before swapping any engine on your vehicle, it's always best to consult with your auto shop to understand all the specific requirements, costs, and any potential modifications needed for the swap. There may also be legal and emission regulations to take into account depending on your locality and the intended use of your vehicle.
