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The Moroso Chevrolet big-block water pump spacer kit converts part number 63520 to a long design and is cast aluminum. This spacer set changes the pump spacing to the longer configuration, enabling use of different pump or accessory setups where the long design is required. It’s a purpose-specific conversion kit intended to adapt existing 63520 installations to the long-format layout.
Moroso Chevrolet Big Block Water Pump Spacer Kit (Converts Part No 63520 to Long Design) - Cast Alum
