The Speedmaster PCE239.1025 is a billet aluminum serpentine pulley designed for use with short water pump (SWP) setups on Chevy Small Block engines. Machined from billet aluminum, this pulley offers a lightweight, durable upgrade over stock units and is engineered to work with serpentine belt drive systems for a clean, functional engine bay appearance.
Designed specifically for Small Block Chevy applications running a short water pump configuration, this serpentine pulley is a straightforward bolt-on component ideal for performance builds and engine accessory drive upgrades. Verify your specific application and belt routing before installation to ensure proper fitment with your existing SWP and serpentine drive setup.