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1.560'' O.D. Double Valve SpringsPolished Finish
- Polished NexTek Oval Track/Endurance Valve Spring
- 1.560'' O.D.
- 0.812'' I.D.
- 533 lbs./in. Spring Rate
- 260 @ 2.000'' Installed
- 660 @ 1.250'' Open
- 0.750'' Max Valve Lift
- 1.200'' Coil Bind
- Double Spring (No Damper)
- 1/pkg.
- Type of Spring: Double Coil without Damper
- Color Code: Polished Finish
- Installed Height and Pressure: 2.000' @ 260 lbs./in.
- Open Height and Pressure: 1.250' @ 660 lbs./in.
- Spring Rate: 533 lbs./in.
- O.D. of Outer Spring: 1.560'
- I.D. of Outer Spring: 1.127'
- I.D. of Inner Spring: 0.812'
- Coil Bind height: 1.200'
- Weight: 155 grams
- Damper Included: No
Click Here to see 660-221442 Valve Spring Load Chart
Part TypeValve Spring
BrandMANLEY
Package Height2.75
Package Width2.75
Package Length4.5
Weight0.25 PG
Part CategoryPerformance Parts
Part FitmentSemi Universal
Vendor Part Number221442-1
Package Qty1
Package TypeEA
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