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ATI water pump pulley assembly for LS1 applications with a wide 4.00" overall length and a profile sized for the water pump location. This assembly is intended to match LS1 accessory spacing and belt routing, providing a direct-fit pulley option for water pump-driven systems. Use it to ensure correct belt alignment and pump speed in compatible LS1 setups.
ATI Pulley Assy - Water Pump - LS1 Wide 4.00 OAL
