Chevy SBC 350 Hydraulic Roller Camshaft 248 Int. 254 Exh. Duration These Speedmaster expansion tanks are

These Speedmaster expansion tanks are perfect for cars with low-mount radiators to provide a convenient filling location and to bleed off unwanted air

Whether you're rebuilding a stock engine or changing to valve springs that have more seat pressure

They're roll-threaded

full nylon braid

Chevy SBC 350 Hydraulic Roller Camshaft 248 Int. 254 Exh. Duration These Speedmaster expansion tanks areSpeedmaster camshafts are built to take advantage of the latest cam technology, to provide maximum performance. Whether your use is off roading, towing, or street performance, there is a Speedmaster cam available for you. By using an aggressive lobe profile, these cams provide better throttle response and more top end horsepower than equivalent cams from other manufacturers, while delivering increased engine vacuum.