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Vehicle Info NeededMANLEYPART NUMBER: 660-261424
NexTek Drag Race Springs & Titanium Retainer Kit 1.640" O.D. Springs, p/n 660-221424-16
$53435
Ships on 09/15/2026
Lowest Price Guarantee1.640'' O.D. Double Valve Springs
- NexTek Drag Race Springs & Titanium Retainer Kit
- 1.640'' O.D. Springs, p/n 660-221424-16
- 10-Degree Titanium Retainer, p/n 660-23640-16
- 16/pkg.
Includes Manley 10° Titanium Retainers (part number, 660-23640-16).
- Type of Spring: Double without Damper
- Color Code: Blue Stripe
- Installed Height and Pressure: 2.000' @ 250 lbs./in.
- Open Height and Pressure: 1.150' @ 800 lbs./in.
- Spring Rate: 647 lbs./in.
- O.D. of Outer Spring: 1.640'
- I.D. of Outer Spring: 1.185'
- I.D. of Middle Spring: N/A
- I.D. of Inner Spring: 0.860'
- Coil Bind height: 1.070'
- Weight: 149 grams
- Damper Included: No
Click Here to see 660-221424 Valve Spring Load Chart
Part TypeValve Spring
BrandMANLEY
Package Height3.8
Package Width3.9
Package Length15.6
Weight6.35 PG
Part CategoryPerformance Parts
Part FitmentSemi Universal
Vendor Part Number261424
Package Qty1
Package TypeEA
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