• SP Series High Endurance Dual Valve Spring
    •  Classic Mini
       Sprite & MG Midget
       Morris Minor
    • Dual Valve Spring Set
    • w/Damper
    • OD 1.000/1.430 in.
    • ID 0.730/1.070 in.
    • Seat Pres. 135lbs at 1.812in.
    • Open Pres. 315lbs at 1.260in.
    • Rate Per Inch 330
     
    • Street/Oval/Drag Dual Valve Spring Set
    • w/Damper
    • 1.530 in. OD Installed Height At 1.875 in.
    • Hydraulic And Solid Lifter Camshafts Only
    • OD 1.005/1.530 in.
    • ID 0.730/1.110 in.
     
    • SP Series High Endurance Dual Valve Spring
    • w/Damper
    • Outer OD/ID 1.530/1.110in.
    • Inner OD/ID 1.005/0.730in.
    • Seat Pres. 150 lbs. at 1.875in.
    • Open Pres. 435 lbs. at 1.225in.
    • MAX-LIFE Super Endurance Roller Valve Spring
    • Dual w/Damper
    • Outer OD/ID 1.600 /1.150 in.
    • Inner OD/ID 1.040/0.745 in.
    • SeatPres. 275lbs. At 2.050in.
    • OpenPres.810lbs. At 1.200in.
     
    • Description: Dual
    • Application: Circle Track
    • O.D.: 1.580"
    • I.D. Outer: 1.160"
    • I.D. Inner: 0.835"
    • Seat Pressure: 230lbs @ 2.000"
    • Open Pressure: 610lbs @ 1.270"
    • Rate 521 Lbs/In
    • Max Lift: 0.730"
    • Coil Bind: 1.200"
    • Description: Dual
    • Application: Circle Track
    • (ML) Max Life
    • O.D.: 1.290"
    • I.D. Outer: .990"
    • I.D. Inner: 0.680"
    • Seat Pressure: 160lbs @ 1.800"
    • Open Pressure: 490lbs @ 1.100"
    • Rate 471 Lbs/In
    • Max Lift: 0.700"
    • Coil Bind: 1.110"
    More information on Spec Sheet Below.
    • Description: Dual
    • Application: Circle Track
    • (ML) Max Life
    • O.D.: 1.510"
    • I.D. Outer: 1.085"
    • I.D. Inner: 0.790"
    • Seat Pressure: 240lbs @ 2.030"
    • Open Pressure: 625lbs @ 1.250"
    • Rate 494 Lbs/In
    • Max Lift: 0.780"
    • Coil Bind: 1.180"
    More information on Spec Sheet Below.
    • Description: Dual
    • Application: Circle Track
    • (ML) Max Life
    • O.D.: 1.510"
    • I.D. Outer: 1.085"
    • I.D. Inner: 0.775"
    • Seat Pressure: 180lbs @ 1.980"
    • Open Pressure: 650lbs @ 1.180"
    • Rate 588 Lbs/In
    • Max Lift: 0.800"
    • Coil Bind: 1.110"
    More information on Spec Sheet Below.
    • Description: Dual
    • Application: Circle Track
    • (ML) Max Life
    • O.D.: 1.550"
    • I.D. Outer: 1.100"
    • I.D. Inner: 0.775"
    • Seat Pressure: 220lbs @ 2.030"
    • Open Pressure: 743lbs @ 1.250"
    • Rate 671 Lbs/In
    • Max Lift: 0.780"
    • Coil Bind: 1.180"
    More information on Spec Sheet Below.
    • Description: Dual
    • Application: Circle Track
    • (ML) Max Life
    • O.D.: 1.510"
    • I.D. Outer: 1.085"
    • I.D. Inner: 0.760"
    • Seat Pressure: 180lbs @ 1.980"
    • Open Pressure: 680lbs @ 1.180"
    • Rate 625 Lbs/In
    • Max Lift: 0.800"
    • Coil Bind: 1.110"
    More information on Spec Sheet Below.
    • Description: Dual
    • Application: Circle Track
    • (ML) Max Life
    • O.D.: 1.420"
    • I.D. Outer: .996"
    • I.D. Inner: .700"
    • Seat Pressure: 240lbs @ 2.100"
    • Open Pressure: 834lbs @ 1.200"
    • Rate 660 Lbs/In
    • Max Lift: 0.900"
    • Coil Bind: 1.160"
    More information on Spec Sheet Below.
    • Description: Dual
    • Application: Circle Track
    • (ML) Max Life
    • O.D.: 1.510"
    • I.D. Outer: 1.085"
    • I.D. Inner: 0.760"
    • Seat Pressure: 205lbs @ 1.980"
    • Open Pressure: 705lbs @ 1.180"
    • Rate 625 Lbs/In
    • Max Lift: .800"
    • Coil Bind: 1.110"
    More information on Spec Sheet Below.
    • Description: Dual
    • Application: Circle Track
    • (ML) Max Life
    • O.D.: 1.300"
    • I.D. Outer: .898"
    • I.D. Inner: 0.628"
    • Seat Pressure: 182lbs @ 1.920"
    • Open Pressure: 700lbs @ 1.120"
    • Rate 648 Lbs/In
    • Max Lift: .800"
    • Coil Bind: 1.050"
    More information on Spec Sheet Below.
    • Description: Dual
    • Application: Circle Track
    • O.D.: 1.525"
    • I.D. Outer: 1.100"
    • I.D. Inner: 0.780"
    • Seat Pressure: 305lbs @ 2.050"
    • Open Pressure: 865lbs @ 1.150"
    • Rate 865 Lbs/In
    • Max Lift: 0.900"
    • Coil Bind: 1.100"

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