Howards Cams Electro Polished Performance Valve Springs
Style: Dual with Damper
Outer O.D.: 1.437"
Closed Pressure: 135 @ 1.750"
Open Pressure: 285 @ 1.250"
Coil Bind: 1.125"

Howards Cams Hydraulic Roller/Mechanical Flat Tappet Valve Springs
Style: Dual
Outer O.D.: 1. 437"
Closed Pressure: 145 @ 1.750"
Open Pressure: 315 @ 1.150"
Coil Bind: 1.025"

Howards Cams Electro Polished Performance Valve Springs
Style: Dual
Outer O.D.: 1.437"
Closed Pressure: 145 @ 1.750"
Open Pressure: 315 @ 1.150"
Coil Bind: 1.025"

Elgin Performance Valve Springs
Style: Dual
Outer O.D.: 1.437"
Closed Pressure: 120 @ 1.800"
Open Pressure: 325 @ 1.250"
Coil Bind: 1.100"
Note: Set of 8 (2 sets required per 8 cylinder)

Hi-Tech Racing Products Performance Springs
Style: Dual
Outer O.D.: 1.440"
Closed Pressure: 140 @ 1.880"
Open Pressure: 320 @ 1.250"
Coil Bind: 1.150"

Howards Cams Hydraulic Roller/Mechanical Flat Tappet Valve Springs
Style: Dual
Outer O.D.: 1. 437"
Closed Pressure: 145 @ 1.880"
Open Pressure: 325 @ 1.250"
Coil Bind: 1.150"

Hi-Tech Racing Products Performance Springs
Style: Dual
Outer O.D.: 1.460"
Closed Pressure: 120 @ 1.875"
Open Pressure: 425 @ 1.110"
Coil Bind: 1.080"

Howards Cams Hydraulic Roller/Mechanical Flat Tappet Valve Springs
Style: Dual
Outer O.D.: 1. 437"
Closed Pressure: 120 @ 1.875"
Open Pressure: 425 @ 1.110"
Coil Bind: 1.150"

Howards Cams Hyd./Mech. Flat Tappet & Hydraulic Roller Valve Springs
Style: Dual
Outer O.D.: 1.465"
Closed Pressure: 122 @ 1.650"
Open Pressure: 353 @ 1.100"
Coil Bind: .950"

Hi-Tech Racing Products, High Performance Dual Valve Springs
Style: Pacaloy Dual
Outer O.D.: 1.374"
Closed Pressure: 110 @ 1.880"
Open Pressure: 345 @ 1.330"
Coil Bind: 1.270"

Howards Cams Hydraulic Roller/Mechanical Flat Tappet Valve Springs
Style: Dual
Outer O.D.: 1.470"
Closed Pressure: 110 @ 1.880"
Open Pressure: 350 @ 1.330"
Coil Bind: 1.270"

Comp Cams Performance Valve Springs
Style: Dual with Damper
Outer O.D.: 1.509"
Closed Pressure: 112 @ 1.900"
Open Pressure: 355 @ 1.200"
Coil Bind: 1.175"