Ford SB 289 302 351 Windsor 1.7 Ratio Aluminum Shaft Mount Roller Rocker Arm Set They are installed between the

They are installed between the water pump pulley and the drive flange

Flush mount aluminium filler cap assembly will work with a large range of fuel cells

permanent-magnet 12 V electric motor and feature factory-set base pressure

They're also much more durable

filter element

Ford SB 289 302 351 Windsor 1.7 Ratio Aluminum Shaft Mount Roller Rocker Arm Set They are installed between theSpeedmaster extruded aluminum and stainless steel shaft mount rocker system includes steel shafts with pedestals. All rockers feature large needle bearings and roller tips. For extreme high performance applications. They not only unleash horsepower, but they also lengthen valvetrain component life and reduce wear and tear on valve stem tips. These rockers are precision machined to ensure consistency and ratio accuracy and have a great looking finish.