Manley Valve - Exhaust, Valve-BBC BRODIX 383 S/D 1.850Manley 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

this kit elevates your driving experience by giving your classic car the handling prowess of a contemporary muscle car

making it an ideal choice for both grassroots drifting and cost-effective track day driving

or recessed with inlaid painted emblems

00-inch mandrel-bent 16-gauge aluminized steel tubing for maximum flow

These cooling line radiator adapter fittings use 5/8" inverted flare fittings and fit most 98-12 Ford/Lincoln trucks and SUVs'

Maximize life of engine accessories by reducing overall operating temperature

and other elements of the harsh undercar environment suspension bushings live in

Give your ZR2 or AT4X the sound it deserves

10 Degree Tool Steel Retainer Set of 16 for All Valves w/ 1

The Edelbrock #8722 divided spacer is 1/2" thick and made of wood fiber laminate

dual bolt pattern 10

Inlet/Outlet 31in