Pac Racing Springs RPM Beehive Valve Springs
Style: RPM Ovate Beehive
Outer O.D.: 1.445"
Closed Pressure: 175 @ 1.950"
Open Pressure: 440 @ 1.300"
Coil Bind: 1.220"

Racing Springs
1.550 Dual
Drag Race
0.800 Lift
Set of 16

PAC 1300 Series Drag Racing Valve Springs
Style: Dual
Outer O.D.: 1.550"
Closed Pressure: 275 @ 2.000"
Open Pressure: 805 @ 1.200"
Coil Bind: 1.150"

PAC 1300 Series Drag Racing Valve Springs
Style: Dual
Outer O.D.: 1.500"
Closed Pressure: 250 @ 2.030"
Open Pressure: 614 @ 1.250"
Coil Bind: 1.180"

1300 Series Drag Racing Springs
1.645 Triple
1.0 Lift
Set of 16

Racing Springs
1.645 Triple
Drag Race
Pro Stock
Fuel
Set of 16

Racing Springs
1300 Series 
1.500 OD
2.150 Install Height 
0.950 Lift
780 Rate
1.130 Coil Bind
Set of 16

Racing Springs
1.645 Triple
Drag Race
Brackets
Set of 16

PAC 1300 Series Drag Racing Valve Springs
Style: Dual with Damper
Outer O.D.: 1.564"
Closed Pressure: 250 @ 2.000"
Open Pressure: 670 @ 1.200"
Coil Bind: 1.140"

PAC 1300 Series Drag Racing Valve Springs
Style: Dual with Damper
Outer O.D.: 1.574"
Closed Pressure: 265 @ 2.000"
Open Pressure: 705 @ 1.200"
Coil Bind: 1.150"