Manley NexTek Valve Springs 221454-16

5 out of 5 stars ( 1 )

Part Number: MAN-221454-16

$368.99

$409.99

(Save $41.00)

Valve Springs, Dual, 1.650 in. o.d, 635 lbs/in, 1.105 in. Coil Bind Height, .850 in. Max Valve Lift, Set of 16
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Manley NexTek Valve Springs 221454-16

Manley NexTek Valve Springs 221454-16

MAN-221454-16

5 out of 5 stars ( 1 )

Part Number: MAN-221454-16

Estimated Ship Date from Texas: Today

$368.99

$409.99

(Save $41.00)

Estimated Ship Date from Texas: Today Would you rather pick it up?

Overview

Brand:
Manufacturer's Part Number:
221454-16
Part Type:
Product Line:
Summit Racing Part Number:
MAN-221454-16
Item Number:
1819309
UPC:
807298076553
Valve Spring Style:
Standard
Number of Springs Per Valve:
Dual
Maximum Valve Lift (in.):
0.850 in.
Retainers Included:
No
Outside Diameter of Outer Spring (in.):
1.650 in.
Coil Bind Height (in.):
1.105 in.
Damper Spring Included:
No
Spring Rate (lbs./in.):
635 lbs./in.
Inside Diameter of Inner Spring (in.):
0.855 in.
Locks Included:
No
Valve Stem Seals Included:
No
Valve Springs Coated:
No
Quantity:
Sold as a set of 16.
Notes:
0.850 in. maximum valve lift.
Installed Height (in.):
2.000 in.
Seat Pressure at Installed Height (lbs.):
288 lbs.
Open Height (in.)(application):
1.150
Open Pressure (lbs.):
825 lbs.
Remanufactured:
No

Manley NexTek Valve Springs

These Manley NexTek valve springs are better-designed valve springs using state-of-the-art machinery for purpose-built racing engines. They're manufactured from super-clean, high-tensile chrome silicon steel and are shot-peened to MIL specs for maximum fatigue life. They feature a proprietary, multi-step heat-treating that minimizes load loss and have computer-aided modeling to minimize valve bounce and valve gear separation. The Manley NexTek valve springs are smaller diameter and lightweight, allowing engines to rev higher faster. They have an extended tip thickness designed to eliminate overload breakage, and their tightly controlled open-end flatness reduces valve stem side loading.

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