Ferrea 6000 Series Exhaust Valve - 1.600 in Head - 11/32 in Valve Stem - 5.010 in Long - Small Block Chevy - Set of 8 F6104-8 Main Cap Stud Kit Vehicle Applications: 2015-2020 Ford F-150

Vehicle Applications: 2015-2020 Ford F-150 67

As with all BBK Performance exhaust headers they feature a 3/8" laser cut flange for additional strength and a guaranteed leak free fit

and fuel pressure

No yoke and low profile design for minimal interference with helmet

4L80E and 4L85E 4-speed transmissions

Ferrea 6000 Series Exhaust Valve - 1.600 in Head - 11/32 in Valve Stem - 5.010 in Long - Small Block Chevy - Set of 8 F6104-8 Main Cap Stud Kit Vehicle Applications: 2015-2020 Ford F-150The 6000 Series Competition Valves are designed to provide excellent reliability in an environment of high spring pressures and roller cams, at a budget price. They have higher fatigue resistance and tensile strengths than our competitor's best offerings. These valves can be used in Drag and Oval Track racing applications. To manufacture the valves Ferrea uses an exclusive two step slow forging process using EV8 stainless steel on both intake and