Manley Valve Spring, SPRING-1.580 DOUBLE 2007 Ford Mustang while isolating much of the

while isolating much of the engine vibration from the vehicles occupants

and swap a Small-Block or Big-Block Chevy engine into your F-body with a Tubular K-members from BMR Suspension

Front coil-overs provide a drop range of 3"-5" using drop spindles or 1"-3" with stock spindles

and road race) where engine deflection needs to be reduced and additional clearance is required

Manley Valve Spring, SPRING-1.580 DOUBLE 2007 Ford Mustang while isolating much of theFrom 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.