Manley 221450P-16 - Manley NexTek® Drag Race Valve Springs

Manley#660-221450P-16

NexTek 1.677'' Dia. Valve Spring with Damper - Polished

Max Lift: 1.000''

Seat Pressure: 370lbs @ 2.200''

Open Pressure: 1140lbs @ 1.200''

Coil Bind: 1.142''

Set of 16

Accessories


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Complete list of Manley NexTek® Drag Race Valve Springs

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Manley 221450P-16 - Manley NexTek® Drag Race Valve Springs Details

Drag Race Series NexTek® Valve Springs

Advertised pressures are achieved after springs have been pressed solid three times.

NexTek® Drag Race Series Valve Springs
Manley NexTek® Drag Race Series Valve Springs offer unequaled performance. The Manley NexTek® eclipses the 1000lbs barrier. The NexTek® springs offer better valve train stability and component life. The NexTek® drag race series valve springs are ideal for Fuel and Alcohol classes, Pro Stock, Competition, Super Stock, Super Gas and Mountain Motor applications.

Manufactured from ''super clean'' HiTensile Chrome Silicon steel

Shotpeened to MIL Specs for maximum fatigue life

Proprietary multistep heat treating minimizes load loss

Tightly controlled open end flatness reduces valve stem side loading

Tip thickness designed to eliminate overload breakage

Unequalled performance

All springs are triple except 660-221424, 660-221425 & 660-221454 double w/o damper

Better valve train stability and component life

Ideally suited for Fuel and Alcohol classes, Pro Stock, Competition, Super Stock, Super Gas and Mountain Motor applications

All Manley NexTek® valve springs are available in Polished versions to reduce friction, improve fatigue life and minimize load loss