Radiator for LS and LT Swaps in 1973-1974 Chevy Nova and Pontiac Ventura X-Body
Installing an LS or LT engine into your 1973 to 1974 Chevy Nova or Ventura calls for reliable cooling and this 1984 through 1989 Corvette Radiator achieves that by lining up with original X Body mounting points. Its 100 percent TIG welded aluminum tanks and core resist corrosion while promoting steady coolant circulation under load. This direct fit solution links with automatic and manual transmission ports without adapters and preserves clearance around belt driven pulleys. Aluminum core and tanks shed heat quickly to protect engine performance during sustained highway runs or spirited weekend driving.
Precision TIG Welded Aluminum for Leak Free Assembly
This radiator uses a 100 percent TIG welding technique across all aluminum joints to deliver meticulous control over the bond line and penetration depth. TIG welding produces clean beads without slag, reducing the likelihood of micro gaps or weak spots that may develop under thermal cycling in LS and LT swaps. By creating a robust mechanical link at every seam, the assembly resists stress from vibration and pressure fluctuations, resulting in a truly leak free seal. The precise fabrication also helps maintain the integrity of the tanks and core, ensuring stable coolant flow and preserving the lightweight nature of the aluminum structure. This method elevates durability and supports long term reliability in demanding driving scenarios.
Optimized Aluminum Core for Superior Heat Dissipation
Built from high quality aluminum, the core features an optimized fin layout and balanced thickness to promote rapid heat transfer from coolant to incoming air. The thermal conductivity of aluminum combined with an open channel design allows the radiator to reject heat quickly, a critical factor for modern LS and LT applications under heavy load. Maintaining engine temperature within ideal parameters prevents power loss and pre ignition during sustained highway operation or spirited acceleration. The core's lightweight profile reduces front end mass, improving overall vehicle balance without sacrificing cooling capacity. This approach ensures consistent performance even when ambient conditions or engine output fluctuate significantly.
Choice of Bare Aluminum or Black Epoxy for Lasting Protection
Finish options allow the builder to specify a natural metal look or opt for a protective coat that enhances corrosion resistance and surface hardness. The classic bare aluminum finish showcases the weld quality and fin detail, appealing to traditional restorations or modern custom builds that value a clean metallic aesthetic. For applications where moisture exposure or road debris is a concern, the black epoxy option creates a barrier that helps guard against oxidation and chipping while withstanding thermal cycling. Proudly made in the USA, each radiator undergoes stringent inspection to ensure even coverage and fitment accuracy, reinforcing a precise match with X Body mounting points. Choosing either finish maintains full compatibility with automatic transmission ports and belt drive clearances. Both styles contribute to long term engine protection and improve resale appeal for future owners.
Count on steady cooling performance and for the same radiator but with a fan, consider our 1973-1974 Nova Radiator (Automatic Transmission) with a Fan.