Naraku Sports Contra Spring V.2 +200rpm

Naraku Sports Contra Spring V.2 +200rpm

Availability : In stock
SKU
NK900.68
Email
£12.92
Quick Overview
Naraku Sports Contra Spring V.2 +200rpm
Naraku Sports Contra Spring V.2 +200rpm
The current version of the Naraku counter pressure spring uses a modified alloy spring providing better resilience and above average strength.

Torque springs are available in packs of 2 or 3 or are available to purchase individually.
Replacing the spring is necessary when tuning engines, the idea is to prevent the initial response from the variator therefore increasing the engine speed, the the increase power with delayed engagement will increase the power at pull off.

Markings on the spring help you identify the strength of the spring for example, a spring marked 2000 RPM will delay the reaction by 2000 RPM. The greater RPM spring will provide you with the greater power.
Make
Model
Aprilia
Amico 50 LX HD 92-93
Amico 50 GLE 96-98 [0742/ 075/ ZD4HU/ ZD4MK]
Amico 50 GL 94-95 GL/HU
Amico Sport 50 92-93 HD
Area 51 98-00 [ZD4MY]
Gulliver 50 AC 95-98 [ZD4LH0/ ZD4LHC/ ZD4LHD]
Gulliver 50 LC 96-98 [ZD4LH0/ ZD4LHA/ ZD4LHB]
Mojito / Habana Retro 50 (Morini) 99-03 [ZD4PK00/ A0/ B0/ C0/ D0/ E0/ G0/ U0]
Mojito / Habana Custom 50 99-04 (Morini Motor) [ZD4PK01/ A1/ B1/ C1/ D1/ E1/ G1/ U1]
Rally 50 AC 95-04 [ZD4MD0/ ZD4MDD/ ZD4MDH/ ZD4TM]
Rally 50 LC 96-99 [ZD4MDA/ MDB/ MDC/ MDE/ MDF/ MDG/ MDL]
Scarabeo 50 2T 93-97 (Minarelli Motor) [072/ 081/ 081P1/ 092/ 094]
Scarabeo 50 2T 99- (Minarelli Motor) [ZD4PF04/ PF05/ PFF0/ PFG]
Scarabeo 50 2T 01-04 Di-Tech (Aprilia Injection) [ZD4SC/ ZD4TR]
Sonic 50 AC 98-07 (Minarelli) ZD4PBB0
Sonic 50 LC 98-08 (Minarelli Engine) (ZD4PB/ ZD4TLA)
SR 50 AC 93-96 (Minarelli) (078)
SR 50 AC 94-96 (Minarelli) (ZD4MR/ ZD4LF)
SR 50 LC 00-04 Di-Tech (Aprilia Injection Engine) (ZD4RL0/ RLA/ RLB/ RLC/ RLE/ TP)
SR 50 LC 94-96 (Minarelli) ZD4LC
SR 50 LC 97-00 DD/DT (Minarelli) (ZD4MZ)
Scarabeo 50 2T 00-06 (Minarelli Motor) [ZD4PFA/ PFB/ PFC/ PFD/ PFF0/ PFF1/ PFF2/ PFG/ TH0/ THA]
Scarabeo 50 2T 98- (Minarelli Motor) [ZD4PF00/ PF01/ 02/ 03/ PFA/ PFB/ PFC/ PFD/ PFE]
SR 50 LC 00-04 (Aprilia Engine) (ZD4RL0/ RLA/ RLB/ RLC/ RLE/ TP)
SR 50 LC 04-07 Di-Tech (Aprilia Injection Engine) (ZD4VF0/ VFA/ VFC/ VM)
Benelli
491 GT 50 AC (-03) (Minarelli Engine)
491 RR 50 (-03) (Minarelli)
491 RR 50 (03-) (Morini Engine)
491 RR Replica 50 (-03) (Minarelli Engine)
491 RR Replica 50 (03-) (Morini Engine)
491 Sport 50 (-03) (Minarelli)
491 ST 50 (-03) (Minarelli)
491 ST 50 (03-) (Morini)
49X QuattronoveX 50
K2 50 AC (-03) (Minarelli Engine)
K2 50 LC (-03) (Minarelli Engine)
Naked 50 AC (-03) (Minarelli Engine)
Naked 50 AC (03-) (Morini Engine)
Pepe 50 (-03) (Minarelli Engine)
Pepe 50 (03-) (Morini Engine)
Baotian BTM
BT49QT-28A 2T (1E40QMA)
Pulse
Force 50 2T (BT49QT-28A)
CPI
Aragon
Aragon 50 GP
Bingo / Tennesse to 2003
Formula 50 R 2008-
Freaky
GTR 50 LC
Hussar (E1) -2003
Hussar (E2) 2003-
Oliver (E1) -2003
Oliver (E2) 2003-
Oliver City 50 2005-
Oliver Sport 50 2005-
Popcorn (E1) -2003
Popcorn (E2) 2003-
Derbi
Hunter 50
Paddock 50 AC
Paddock 50 LC
Predator 50 AC
Predator 50 LC
Vamos 50
Atlantis 50 2T AC 01- (Derbi Motor) (VTHATL0EA)
Atlantis 50 2T AC 99-00 (Derbi Motor) (VTHATL0EA)
Atlantis 50 2T LC 02- (Derbi Motor) (VTHATL0EB)
Atlantis 50 2T LC 99-01 (Derbi Motor) (VTHATL0EB)
Generic
Ideo 50
XOR 50
Cracker 50 2T
Candy 50
Classic 50
Commodo 50
Hi 50
Iron 50
Jump 50
Kallio 50
Speed 50
Epico 50
Evolution 50
Onyx 50 2T
Pandora 50 2T
Race 2 GT 50 2T
Race GT 50
Roc 50
Sirion 50 2T
Spin 50 GE
Toxic 50
Toxic 50 Sport
Vendetta 50 2T
Vertigo 50 2T
XOR 50 Competition
XOR2 50
XOR2 50 Anniversary
XOR2 50 Competition
Italjet
Dragster 50 (Minarelli Engine)
Formula 50 AC (Morini Engine)
Formula 50 LC (Morini Engine)
Pista 50
Scoop 50
Torpedo 50 AC (Morini Engine)
Yankee 50
Velocifero 50 AC (Morini)
Keeway
Venus 50 2T
ARN 50 2009-
Easy 50 2009-
F-ACT 50 -2008
F-ACT 50 2009-
F-ACT 50 NKD Naked
F-ACT 50 Racing SP 2009-
Flash 50
Focus 50
Goccia 50
Hacker 50 2009-
Hurricane 50
Matrix 50 -2008 (V1, V2)
Matrix 50 SP 07-08 (V3)
Matrix 50 SP 2009- (V4)
Pixel 50 2009-
RY6 50 -2008
RY6 50 2009-
RY8 50 -2008
RY8 50 Evo
RY8 50 Racing
RY8 50 SP
Swan 50 2009-
Longjia
LJ50QT-F 2T
LJ50QT-F-01 2T
LJ50QT-K 2T
LJ50QT-H
Zero One 50 2T
Malaguti
Centro 50 2T
Ciak 50
Crosser 50 AC (Morini Engine)
F10 Cat. 50 (99-)
F10 Jet Line 50 (-99)
F10 Wap 50 (04-)
F12 Phantom 50 AC (-03)
F12 Phantom 50 AC (04-07)
F12 Phantom 50 AC (07-) CPI Engine
F12 Phantom 50 LC (-00)
F12 Phantom 50 LC (00-04)
F12 Phantom 50 LC (04-)
F12 Phantom 50 R
F15 Firefox 50 AC (04-)
F15 Firefox 50 LC (-03)
F15 Firefox 50 LC (04-)
Yesterday 50
F12 Phantom 100 2T
MBK
Booster 50 -97 4BX
Booster NG 50 (-98) 4VA
Booster NG 50 (99-) SA05
Booster Rocket 50 96-99 4VA
Booster Track 50 97-99 4VA
Booster X 50 4T
Evolis 50 93- 4FW
Fizz 50 95- 4RC
Flipper 50 99- SA03
Forte 50 95- 3UG
Mach G 50 AC 02- SA22
Mach G 50 LC 02- SA22
Nitro 50 (-98) 55BR
Nitro 50 99-02 55BR
Nitro 50 Naked 05-12 4B0
Ovetto 50 2T 02-03 SA15
Stunt 50 AC -02 SA09
Stunt 50 AC 03-13 1S0/3C7
Stunt 50 Naked 03-05 SA094
Ovetto 50 4T 09-12 SA40
Booster 50 Naked 10 inch 04-16 2B7
Booster 50 One 13- 2DW
Booster 50 Spirit 00-03 5MN/5MS
Booster 50 Spirit 04-16 5WW
Evolis 80 93-99 4MU
Nitro 4 50 4T 14- 1GB
Nitro 50 03-12 SA14
Nitro 50 Naked 13- 1PL
Nitro R 50 2T 13- 1PH
Ovetto 50 2T 04-07 SA21
Ovetto 50 2T 08-12 SA34
Ovetto 50 2T 13- 2AP
Ovetto 50 2T 97-01 5AD
Ovetto 50 4T 13- 2AC SA46
Ovetto 50 One 2T 13- 2DK
Stunt 50 Naked 06-17 3C7
Booster 50 Naked 12" -12 SA231
Booster 50 Naked 13" 13- 1WP
Sachs
Eagle 50
Speedforce R
Speedjet 50
SX1
Suzuki
AH 50 Address 92-95 CA1GA
AP 50 95-99 CA1JA
Estilete 50
Katana 50 AC 1999->
Katana 50 AC ->1999
Katana 50 LC 1999->
Katana 50 LC ->1999
Katana 50 [Aprilia Injection]
Sepia 50
Street Magic 50 TR50
Zillion 50 LC 1999->
Zillion 50 LC ->1999
TGB
101S 50
203 50
303R 50
Acros Tec 50
Delivery 50
F409 50
Laser 50
Yamaha
Aerox 50 -98 5BR
Aerox 50 99-02 5BR
Aerox 50 03-12 SA14
Axis 50 3UG/5AK
Breeze 50 4RC
C3 Vox Giggle 50 4T SA351
Jog 50 92-01 4SC, 3SA
Jog 50 R AC 02-12 SA22
Jog RR 50 LC 02-17 SA22
Neos 50 2T 02-03 SA151
Neos 50 4T 09-12 SA40
Slider 50 AC 00-03 SA091
Slider 50 AC 04- SA094
Vino 50 4T 02-
Zuma 50
Zuma II 50
Aerox Naked 50 2T 13- SA424
Aerox R 50 2T 13-14 SA421-00
Aerox R 50 2T 14- SA421-01
BWs 50 Easy 13- 2DW
BWs 50 Naked 16- SA231
BWs 50 Original 11- SA231
Jog 50 R AC 13- SA486
Neos 50 2T 04-07 SA211
Neos 50 2T 08-12 SA34
Neos 50 2T 13- SA451
Neos 50 2T 97-01 5AD
Neos 50 4T 13- SA46
Neos Easy 50 2T 13- SA457
Why 50 02-03 SA03B
Why 50 04-13 SA03E
Why 50 99-01 SA036
Zest 50 93-99 4FW
Zest 80 94- 4MU
Zuma / BWs 50 91-97 4BX
Zuma / BWs 50 Bump 97- 4VA
Zuma / BWs 50 NG -98 4VA
Zuma / BWs 50 NG 99- SA05
Zuma / BWs 50 Spy 96- 4VA
Aerox 4 50 4T SA426
BWs 50 12" 04-16 5WW
Rex
Rex / Rexy (MK50) 2T
QM50T-10AB RS 2.50
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