Sonnax Line Pressure Booster Kit 4R100-LB1 S36507F For 4R100 E40D
F450, 4.9L, 5.0L, 5.4L, 6.0L 6.8L, 7.3L IDI, & Powerstroke, 1989-2005, (20 bolt pan). F350, 4.9L, 5.0L, 5.4L, 6.0L 6.8L, 7.3L IDI, & Powerstroke, 1989-2005, (20 bolt pan). F250, 4.9L, 5.0L, 5.4L, 6.0L 6.8L, 7.3L IDI, & Powerstroke, 1989-2005, (20 bolt pan).
FORD Sonnax E4OD 4R100 (All Years) Boost Valve w/ O-Rings And Pressure Spring
This is a complete kit with detailed instructions, spring, sleeve and boost valve. The Sonnax large ratio boost valves and stronger pressure regulator springs are designed to work together. Stronger pressure regulator springs raise pressure equal amounts at idle and maximum pressure.