Manley Ford 4.6L 38.5mm Race Master & Extreme Duty Exhaust Valves *Set of 8*

Discover the extraordinary capabilities of Manley Performance Products' Extreme Duty Series Valves. Engineered to cater to the demanding needs of Top Fuel and Funny Car drag racers, Big Block Chevy marine enthusiasts, and Small Block Chevy restricted carburetor circle track competitors, these valves are your ticket to unparalleled performance. Manley Valve - Exhaust, Valve-FD MOD E/D 38.5mm. Fitment: FordF-150FX22007 FordF-150FX22008 FordF-150FX42005 FordF-150FX42006 FordF-150FX42007 FordF-150FX42008 FordF-150Harley-Davidson Edition2006 FordF-150Harley-Davidson Edition2007 FordF-150Harley-Davidson Edition2008 FordF-150King Ranch2005 FordF-150King Ranch2006 FordF-150King Ranch2007 FordF-150King Ranch2008 FordF-150Lariat2005 FordF-150Lariat2006 FordF-150Lariat2007 FordF-150Lariat2008 FordF-150Limited2008 FordF-150XL2005 FordF-150XL2006 FordF-150XL2007 FordF-150XL2008 FordF-150XLT2005 FordF-150XLT2006 FordF-150XLT2007 FordF-150XLT2008 FordF-250 Super DutyFX42008 FordF-250 Super DutyKing Ranch2006 FordF-250 Super DutyKing Ranch2007 FordF-250 Super DutyKing Ranch2008 FordF-250 Super DutyLariat2006 FordF-250 Super DutyLariat2007 FordF-250 Super DutyLariat2008 FordF-250 Super DutyXL2006 FordF-250 Super DutyXL2007 FordF-250 Super DutyXL2008 FordF-250 Super DutyXLT2006 FordF-250 Super DutyXLT2007 FordF-250 Super DutyXLT2008 FordF-350 Super DutyFX42008 FordF-350 Super DutyKing Ranch2006 FordF-350 Super DutyKing Ranch2007 FordF-350 Super DutyKing Ranch2008 FordF-350 Super DutyLariat2006 FordF-350 Super DutyLariat2007 FordF-350 Super DutyLariat2008 FordF-350 Super DutyXL2006 FordF-350 Super DutyXL2007 FordF-350 Super DutyXL2008 FordF-350 Super DutyXLT2006 FordF-350 Super DutyXLT2007 FordF-350 Super DutyXLT2008 FordMustangGT2005 FordMustangGT2006 FordMustangGT2007 FordMustangGT2008 FordMustangShelby GT2007 FordMustangShelby GT2008