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Spring Specs

Endurance Springs

Drag Springs

***Overhead Cam Specs***

Endurance Springs (OCA)

Drag Springs (OCA)

Drag Springs

1000 Series

Part Number

Description

O.D.

I.D. Outer

I.D. Middle

I.D. Inner

Seat Pressure

Open Pressure

Rate Lb./In.

Retainer Step

Max Lift

Coil Blind

DR1047XL

Triple

1.660"

1.195"

.870"

.630"

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750

.100"

.800"

1.130"

DR1048XL

Triple

1.660"

1.195"

.870"

.630"

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738

.100"

.900"

1.130"

1200 Series

Part Number

Description

O.D.

I.D. Outer

I.D. Middle

I.D. Inner

Seat Pressure

Open Pressure

Rate Lb./In.

Retainer Step

Max Lift

Coil Blind

DR1202D

Single w/Damper

1.220"

.820"

N/A

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470

.000"

.485"

1.300"

DR1224

Dual

1.625"

1.175"

N/A

.855"

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594

.100"

.800"

1.130"

DR1246

Triple

1.645"

1.195"

.870"

.630"

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738

.100"

.800"

1.110"

DR1247

Triple

1.660"

1.195"

.870"

.630"

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750

.100"

.800"

1.130"

DR1248

Triple

1.660"

1.195"

.870"

.630"

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744

.100"

.900"

1.130"

DR1249

Triple

1.660"

1.195"

.870"

.630"

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725

.100"

1.000"

1.130"

DR1250

Triple

1.660"

1.195"

.870"

.630"

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746

.100"

1.050"

1.130"

DR1251

Triple

1.660"

1.195"

.870"

.630"

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744

.100"

1.050"

1.130"

DR1252ML

Triple

1.660"

1.195"

.870"

.630"

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814

.100"

1.050"

1.080"

DR1253ML

Triple

1.630"

1.180"

.870"

.630"

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724

.100"

1.050"

1.080"

DR1254ML

Dual

1.520"

1.070"

N/A

.745"

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767

.100"

.900"

1.140"

DR1255ML

Dual

1.520"

1.070"

N/A

.745"

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725

.100"

1.000"

1.140"

DR1256ML

Dual

1.540"

1.070"

N/A

.745"

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860

.100"

1.000"

1.140"

DR1260ML

Triple

1.675"

1.195"

.870"

.630"

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790

.100"

1.050"

1.140"

DR1261ML

Triple

1.675"

1.195"

.870"

.630"

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767

.100"

1.050"

1.140"

DR1262ML

Triple

1.710"

1.210"

.870"

.630"

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900

.100"

1.050"

1.140"

DR1263ML

Triple

1.675"

1.195"

.870"

.630"

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809

.100"

1.150"

1.100"

Titanium Drag Springs

Part Number

Description

O.D.

I.D. Outer

I.D. Middle

I.D. Inner

Seat Pressure

Open Pressure

Rate Lb./In.

Retainer Step

Max Lift

Coil Blind

DR1655

Dual

1.750"

1.186"

N/A

.686"

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795

.100"

.950"

1.180"

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Distributor Links

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Quantum Racing Industries<

In USA and Europe -<

CV Products<

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