【Size】: The 3-in straight fitting with a 3/4-in hose nipple and 1/2-in pipe thread for the water pump. The 1-3/4-in straight fitting with a 5/8-in hose nipple and 1/2-in pipe thread for the intake manifold.
【Upgraded 304 Stainless Steel】: Our heater hose threaded connector is made of 304 stainless steel, which has excellent corrosion and high-temperature resistance, ensuring durability in harsh engine environments. They offer strong sealing performance to prevent leaks, along with good mechanical strength and anti-vibration capability.
【Fit for】: The heater hose fittings fit for Chevrolet SBC engines: 283 305 307 327 350 383 400.
【Easy Installation】: First, ensure the engine is cool. Remove the old connector, clean the interfaces, and check for hose wear. Lubricate the new connector's ends, align and push it into place on the hose and component. Secure with clamps and tighten. Finally, refill coolant and test for leaks.