Manley Valve - Exhaust, Valve-S/D 1.900,+.100Manley Severe Duty Valves deliver the ultimate in strength, reliability, and high performance durability. Engineered for extreme gasoline engine temperatures, these valves are crafted from exclusive materials (XH 428 for exhaust and NK 844 for intake), offering unmatched tensile strength compared to competitive alloys. In fatigue testing at 40,000 psi and 1400F, Manley exhaust valves endured 100 million cycles, while competitors failed after just

Engineered for extreme gasoline engine temperatures

Our brace designs provides plenty of space for large diameter dual exhausts

Each spring comes with new bushings in the front and rear

This kit replaces your factory lower control arms and panhard bar with heavy duty tubular versions

Minimize wheelhop and enhance the rear stability of your S550 or S650 Mustang by decreasing differential movement with polyurethane differential bushings from BMR Suspension

Lubricates upper cylinder and fuel system

2-3" Lowering

a minimum weight reduction of 42 pounds is common

Each race oil product is a multi-grade

reinforced sway bar holes and QA1 Endura Series Teflon lined spherical rod ends

Plug And Play Solution

the Caster Camber Plates give you a total camber range of 2