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NexTek Series Valve Springs
Drag Race
Valve Springs |
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You can't beat Manley's NexTek valve springs for winning
performance, long term reliability and ultimate value!
- Unequalled performance
- All Springs are triple except 221424 & 221425 double
w/damper
- Manley eclipses the 1200 lb barrier
- 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.
POLISHED:
Polished Valve Springs reduce friction, improve fatigue
life and minimize load loss and is available as an
option.
Note: Advertised pressures are achieved after
springs have been pressed solid three times. |
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Part # |
Description |
Max Valve Lift |
OD |
ID |
Installed/
Open Pressure |
Rate (lbs/in) |
Coil Bind |
Price/
Set* |
|
221424-16 |
Super Gas, Super Comp.,
Big Block Bracket |
.880 |
1.640 |
.860 |
250 @ 2.000
800 @ 1.150 |
647 |
1.070 |
$260 |
|
221425-16 |
Super Gas, Super Comp.,
Big Block Bracket |
.900 |
1.640 |
.860 |
280 @ 2.100
794 @ 1.250 |
604 |
1.150 |
$275 |
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221447-16 |
Super Stock, Pro Mod.,
Competition Eliminator |
.800 |
1.677 |
.635 |
350 @ 2.000
895 @ 1.270 |
746 |
1.160 |
$425 |
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221448-16 |
Super Stock, Pro Mod.,
Competition Eliminator |
.900 |
1.677 |
.635 |
350 @ 2.100
1010 @ 1.200 |
733 |
1.142 |
$435 |
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221449-16 |
Pro Stock, Fuel & Alcohol |
1.000 |
1.677 |
.632 |
350 @ 2.200
1070 @ 1.200 |
720 |
1.142 |
$600 |
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221450-16 |
Pro Stock, Fuel & Alcohol |
1.000 |
1.677 |
.632 |
370 @ 2.200
1140 @ 1.200 |
770 |
1.142 |
$650 |
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221451-16 |
Pro Stock, Fuel & Alcohol |
1.050 |
1.677 |
.635 |
410 @ 2.300
1210 @ 1.250 |
761 |
1.180 |
$730 |
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221462-16 |
Pro Stock, Fuel & Alcohol |
1.050 |
1.677 |
.635 |
480 @ 2.300
1290 @ 1.250 |
760 |
1.180 |
$850 |
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*Prices
subject to change without notice |
Polished Springs
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Part # |
Description |
Max Valve Lift |
OD |
ID |
Installed/
Open Pressure |
Rate (lbs/in) |
Coil Bind |
Price/
Set* |
|
221424P-16 |
Super Gas, Super Comp.,
Big Block Bracket |
.880 |
1.640 |
.860 |
250 @ 2.000
800 @ 1.150 |
647 |
1.070 |
$435 |
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221425P-16 |
Super Gas, Super Comp.,
Big Block Bracket |
.900 |
1.640 |
.860 |
280 @ 2.100
794 @ 1.250 |
604 |
1.150 |
$455 |
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221447P-16 |
Super Stock, Pro Mod.,
Competition Eliminator |
.800 |
1.677 |
.635 |
350 @ 2.000
895 @ 1.270 |
746 |
1.160 |
$595 |
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221448P-16 |
Super Stock, Pro Mod.,
Competition Eliminator |
.900 |
1.677 |
.635 |
350 @ 2.100
1010 @ 1.200 |
733 |
1.142 |
$595 |
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221449P-16 |
Pro Stock, Fuel & Alcohol |
1.000 |
1.677 |
.632 |
350 @ 2.200
1070 @ 1.200 |
720 |
1.142 |
$750 |
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221450P-16 |
Pro Stock, Fuel & Alcohol |
1.000 |
1.677 |
.632 |
370 @ 2.200
1140 @ 1.200 |
770 |
1.142 |
$810 |
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221451P-16 |
Pro Stock, Fuel & Alcohol |
1.050 |
1.677 |
.635 |
410 @ 2.300
1210 @ 1.250 |
761 |
1.180 |
$905 |
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221462P-16 |
Pro Stock, Fuel & Alcohol |
1.050 |
1.677 |
.635 |
480 @ 2.300
1290 @ 1.250 |
760 |
1.180 |
$1045 |
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*Prices
subject to change without notice |
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Manley Spring Retainers
Super 7° Titanium Retainers |
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The preferred choice of Winston Cup & Busch National
Engine Builders
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- Heat treated titanium material for
maximum strength
- Machined in our own double spindle CNC machines
- Available with or without our exclusive impingement
surface enhancement
process
- Impingement results
in a 20% improvement in resistance to abrasion, a 30%
improvement in fatigue strength, and an overall
improvement in surface finish
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Part # |
Spring Description |
Type |
Price/Set* |
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23700L-16 |
PSI
CT1040 |
Double |
$320.00 |
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23669-16 |
Manley 22438, 22448, 22458, Comp 26099 |
Double |
$320.00 |
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23707-16 |
Manley 221432 |
Double |
$320.00 |
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23670-16 |
Manley 22440, 22441 |
Double |
$320.00 |
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23671-16 |
K-1600, 22429, 22430 |
Double |
$320.00 |
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23672-16 |
Manley 221441P, 22429, 22430 |
Double |
$320.00 |
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23672L-16 |
Manley 221441P, 22429, 22430 |
Double |
$320.00 |
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23674-16 |
Comp
927 |
Double |
$320.00 |
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23705L-16 |
Manley 221440 |
Double |
$320.00 |
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23706L-16 |
.050"
more installed than #23705L-16 (above) |
Double |
$320.00 |
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23682-16 |
Manley 221442 |
Double |
$320.00 |
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23682L-16 |
14%
lighter than #23681-16 (above) |
Double |
$320.00 |
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23681-16 |
Manley 221443, 221444 |
Double |
$320.00 |
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23681L-16 |
14%
lighter than #23681-16 (above) |
Double |
$320.00 |
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23691-16 |
.050"
more installed than #23681-16 (above) |
Double |
$320.00 |
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23685L-16 |
Manley 221445P |
Double |
$320.00 |
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23680-16 |
Isky
9685 |
Double |
$320.00 |
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23708L-16 |
Manley 221447, 221448, 221449, 221450, 221451, 221461 |
Triple |
$320.00 |
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*Prices
subject to change without notice |
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Manley
Spring Retainers
10° Titanium Retainers |
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Special 6AL 4V Titanium for maximum strength
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Carefully crafted in our own CNC turning centers
- Excellent value for all forms of racing
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Part # |
Type |
Spring Description |
Price/Set |
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23630-16 |
Outer-Inner |
22400, 22406 |
$195 |
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23644-16 |
Double |
Manley 221432, 221440, Comp 927 |
$195 |
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23658-16 |
Double |
Manley 22440, 22441 |
$195 |
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23657-16 |
Double |
Manley 22429, 22430 |
$195 |
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23649-16 |
Double |
Manley 221424, 221425 |
$195 |
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23654-16 |
Double |
Manley 22458 |
$195 |
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23663-16 |
Triple |
Manley 221447, 221448, 221449, 221450, 221451, 221461 |
$195 |
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23641-16 |
Triple |
Crane
99882 |
$195 |
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23650-16 |
Double |
Manley 221432, 221440, Comp 927 |
$195 |
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23660-16 |
Double |
Manley 22440, 22441 |
$195 |
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23661-16 |
Double |
Manley 22429, 22430 |
$195 |
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23647-16 |
Double |
Comp
938, K-950 |
$195 |
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23643-16 |
Double |
Manley 221442 |
$195 |
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23648-16 |
Double |
Manley 221443, 221444, Comp 951 |
$195 |
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23655-16 |
Double |
Manley 22458, K-1000, K-1000H |
$195 |
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23640-16 |
Double |
Manley 221424, 221425 |
$175 |
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23662-16 |
Triple |
Comp
948 |
$195 |
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23665-16 |
Triple |
K-1400 |
$195 |
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23653-16 |
Triple |
Manley 221447, 221448, 221449, 221450, 221451, 221461 |
$195 |
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*Prices
subject to change without notice |
We carry the
complete Manley line. If you don't see what you are looking
for, please call
(704) 654-6079
so we can check price and
availability for you!
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