Product
Valve Spring, NexTek, Dual Spring, 647 lb/in Spring Rate, 1.070 in Coil Bind, 1.640 in OD, Each
Brand
Manley specializes in engine performance for everything from street to track to drag strip. Their product line-up includes valve train components, pistons, rings, connecting rods, and crank shafts for everything from late model V8�s to sport compacts.
Product Information
Alternate Description
1.640 DUAL VALVE SPRING
Part Number
MAN221424-1
Vendor Part Number
221424-1
UPC Code
807298023595
Package Weight
0.38 lbs 0.17 kg
Package Length
4.85 in 12.32 cm
Package Width
2.9 in 7.37 cm
Package Height
2.15 in 5.46 cm
Product Key Attributes
Product Line
NexTek
Spring Style
Standard
Spring Quantity
Dual Spring
Damper
No
Spring Rate
647 lb/in
Coil Bind Height
1.07 in
Outside Diameter of Outer Spring
1.64 in
Inside Diameter of Outer Spring
1.185 in
Inside Diameter of Inner Spring
0.86 in
Maximum Valve Lift
0.88 in
Seat Load (LBS)
250 lbs
Seat Load At (in)
2 in
Open Load (LBS)
800 lbs
Open Load At (in)
1.15 in
Alloy
Chrome Silicone Wire
Material
Steel
Quantity
Each
