PAC Circle Track 1200 Series Valve Spring 1.244 Single with

 20,40

Description

Additional Info: Fits stock pocket without machining
Inside Diameter Inner: 0.770
Inside Diameter Middle: NA
Inside Diameter Outer: 0.860
Installed Height: 1.750
Installed Load: 125
Max Bind: 1.100
Max Lift: 0.550
Open Height: 1.250
Open Load: 350
Outside Diameter Outer: 1.244
Series: STD
Spring Rate: 450
Type: Single w/Damper