Manley Valve Spring, SPRING-1.640 DOUBLE Chevrolet and New Edge Mustangs (UTCA041)

and New Edge Mustangs (UTCA041) is manufactured from heavy-duty 1 1/4 inch DOM steel tube

reinforcement plate and proper hardware

The AA001s feature a 3 degree improved ball joint angle for lowered cars

The STB003s connect the strut mounts to reinforce unibody and suspension

Manley Valve Spring, SPRING-1.640 DOUBLE Chevrolet and New Edge Mustangs (UTCA041)From drag strips to short track and endurance circuits, the Manley NexTek series is engineered for serious racers. NexTek springs resist pressure loss and valve train degradation even in the most demanding race conditions. That means more consistent spring force deep into a run, reduced valve bounce, and improved overall stability for high RPM performance. Built to outperform and outlast in real world competition.