Winters Quick Change Gears - Set #4A 1127804 They have 20% more exhaust

They have 20% more exhaust flow than cast iron Vortec heads

023 - 10 Per Package

1999-2010 Ford F-450 Super Duty

180 degree Hood #MOR68811

Winters Quick Change Gears - Set #4A 1127804 They have 20% more exhaustWinters Quick Change Gears are made from SAE 8620 Steel and are 1 3 8" wide. For more than 60 years, Winters Performance Products has been producing high performance rear ends and driveline components for racing and street use. Their product offering includes everything from quick change gear sets to shifter assemblies, as well as many components specifically for the sprint car market. Winters Performance is undeniably the most reliable, technically