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1.677'' O.D. Triple Valve Springs
- NexTek Drag Race Valve Spring
- 1.677'' O.D.
- 0.632'' I.D.
- 720 lbs./in. Spring Rate
- 350 @ 2.200'' Installed
- 1070 @ 1.200'' Open
- 1.000'' Max Valve Lift
- 1.142'' Coil Bind
- Triple Spring (No Damper)
- 1/pkg.
Note: Advertised pressures are achieved after springs have been pressed solid three times.
- Type of Spring: Triple without Damper
- Color Code: Red Stripe
- Installed Height and Pressure: 2.200' @ 350 lbs./in.
- Open Height and Pressure: 1.200' @ 1070 lbs./in.
- Spring Rate: 720 lbs./in.
- O.D. of Outer Spring: 1.677'
- I.D. of Outer Spring: 1.203'
- I.D. of Middle Spring: 0.874'
- I.D. of Inner Spring: 0.632'
- Coil Bind height: 1.142'
- Weight: 195 grams
- Damper Included: No
Click Here to see 660-221449 Valve Spring Load Chart
Part TypeValve Spring
BrandMANLEY
Package Height1.5
Package Width2.5
Package Length4.2
Weight0.44 PG
Part CategoryPerformance Parts
Part FitmentSemi Universal
Vendor Part Number221449-1
Package Qty1
Package TypeEA
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Some parts are not legal for use in California or other states with similar laws / regulations
