LS and LT Radiator for 1968-1972 Chevy Nova and 1964-1966 Buick Skylark
When fitting a modern LS or LT engine into a 1968 to 1972 Chevy Nova or a 1964 to 1966 Buick Skylark with automatic transmission, the 1968 to 1972 Nova and 1964 to 1966 Skylark Radiator (Auto Trans) addresses the critical need for precise coolant circulation and chassis clearance. Constructed in the USA from aluminum with 100% TIG welded construction, this radiator drops into the X Body frame rails without adapters. Inlet and outlet ports align with factory transmission lines to streamline hose routing and preserve fan shroud clearance, while its fan count of zero keeps front weight low for authentic handling and reliable heat rejection season after season.
Direct Fit for Classic Nova and Skylark
This radiator is engineered specifically for the 1968 to 1972 Nova and the 1964 to 1966 Skylark with automatic transmission. All mounting tabs, port spacing and core support attachment points mirror the original unit's layout. This factory style geometry allows a seamless installation without modification to the frame or alteration of the fan shroud. Clearance at the inner fender and front crossmember remains as intended by the vehicle's designers, preserving underhood space for aftermarket upgrades such as an auxiliary cooler. The precise fit ensures integration with the stock coolant overflow bottle and offers room for optional electric fans if desired.
Precision Aluminum Construction and Testing
Each radiator features 100 percent TIG welded tanks and core assembled from premium grade aluminum. TIG welding creates a homogeneous bond that resists cracking under thermal stress and vibration. The core employs a multirow tube layout with consistent fin density, generating efficient heat transfer and rapid cooldown when the engine operates under load. Plate style end tanks direct coolant flow evenly, minimizing hot spots that can lead to aeration. A threaded brass drain plug and integrated mounting bracket for the overflow hose add to the ease of service. Every unit is pressure tested and inspected in the USA to guarantee leak free performance before shipment.
Optimized for LS and LT Engine Platforms
This radiator supports both GM LS and GM LT series V8 engines by matching the common inlet and outlet hose sizes they use. It integrates seamlessly with MuscleRods engine mounts to hold the engine at the proper height and maintain the correct transmission angle. Accurate drivetrain alignment reduces stress on the driveshaft and universal joints, preventing premature wear. The radiator's neck height aligns with factory style hoses so that hose clamps and couplers fit without adapters. This precise synergy between mount system and cooling component ensures consistent performance in street and track applications.
Superior Cooling Capacity and Maintenance Ease
With a high volume water tank and a multi pass coolant routing, the radiator manages larger coolant quantities needed for tuned powertrains. The expanded core surface area and dense fin pattern facilitate rapid heat rejection at idle as well as at freeway speeds. The thicker core section also helps maintain stable underhood temperatures in stop and go traffic. A standard threaded petcock and flush port permit fast draining and system flushing. The robust design and attention to service details ensure the engine remains within optimal temperature range, delivering reliable operation in daily driving or performance use.
Trust MuscleRods for precise cooling in your LS and LT swap. To complete your setup with fans, consider our 1968-1972 Nova and 1964-1966 Skylark Radiator (Automatic Transmission) with Fan.