Naraku Sports Contra Spring V.2 +200rpm
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.
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/HUAmico Sport 50 92-93 HDArea 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) ZD4PBB0Sonic 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) ZD4LCSR 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 50K2 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
AragonAragon 50 GPBingo / Tennesse to 2003Formula 50 R 2008-FreakyGTR 50 LCHussar (E1) -2003Hussar (E2) 2003-Oliver (E1) -2003Oliver (E2) 2003-Oliver City 50 2005-Oliver Sport 50 2005-Popcorn (E1) -2003Popcorn (E2) 2003-
Derbi
Hunter 50Paddock 50 ACPaddock 50 LCPredator 50 ACPredator 50 LCVamos 50Atlantis 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 50XOR 50Cracker 50 2TCandy 50Classic 50Commodo 50Hi 50Iron 50Jump 50Kallio 50Speed 50Epico 50Evolution 50Onyx 50 2TPandora 50 2TRace 2 GT 50 2TRace GT 50Roc 50Sirion 50 2TSpin 50 GEToxic 50Toxic 50 SportVendetta 50 2TVertigo 50 2TXOR 50 CompetitionXOR2 50XOR2 50 AnniversaryXOR2 50 Competition
Italjet
Dragster 50 (Minarelli Engine)Formula 50 AC (Morini Engine)Formula 50 LC (Morini Engine)Pista 50Scoop 50Torpedo 50 AC (Morini Engine)Yankee 50Velocifero 50 AC (Morini)
Keeway
Venus 50 2TARN 50 2009-Easy 50 2009-F-ACT 50 -2008F-ACT 50 2009-F-ACT 50 NKD NakedF-ACT 50 Racing SP 2009-Flash 50Focus 50Goccia 50Hacker 50 2009-Hurricane 50Matrix 50 -2008 (V1, V2)Matrix 50 SP 07-08 (V3)Matrix 50 SP 2009- (V4)Pixel 50 2009-RY6 50 -2008RY6 50 2009- RY8 50 -2008RY8 50 EvoRY8 50 RacingRY8 50 SPSwan 50 2009-
Longjia
LJ50QT-F 2TLJ50QT-F-01 2TLJ50QT-K 2TLJ50QT-HZero One 50 2T
Malaguti
Centro 50 2TCiak 50Crosser 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 EngineF12 Phantom 50 LC (-00)F12 Phantom 50 LC (00-04)F12 Phantom 50 LC (04-)F12 Phantom 50 RF15 Firefox 50 AC (04-)F15 Firefox 50 LC (-03)F15 Firefox 50 LC (04-)Yesterday 50F12 Phantom 100 2T
MBK
Booster 50 -97 4BXBooster NG 50 (-98) 4VABooster NG 50 (99-) SA05Booster Rocket 50 96-99 4VABooster Track 50 97-99 4VABooster X 50 4TEvolis 50 93- 4FWFizz 50 95- 4RCFlipper 50 99- SA03Forte 50 95- 3UGMach G 50 AC 02- SA22Mach G 50 LC 02- SA22Nitro 50 (-98) 55BRNitro 50 99-02 55BRNitro 50 Naked 05-12 4B0Ovetto 50 2T 02-03 SA15Stunt 50 AC -02 SA09Stunt 50 AC 03-13 1S0/3C7Stunt 50 Naked 03-05 SA094Ovetto 50 4T 09-12 SA40Booster 50 Naked 10 inch 04-16 2B7Booster 50 One 13- 2DWBooster 50 Spirit 00-03 5MN/5MSBooster 50 Spirit 04-16 5WWEvolis 80 93-99 4MUNitro 4 50 4T 14- 1GBNitro 50 03-12 SA14Nitro 50 Naked 13- 1PLNitro R 50 2T 13- 1PHOvetto 50 2T 04-07 SA21Ovetto 50 2T 08-12 SA34Ovetto 50 2T 13- 2APOvetto 50 2T 97-01 5ADOvetto 50 4T 13- 2AC SA46Ovetto 50 One 2T 13- 2DKStunt 50 Naked 06-17 3C7Booster 50 Naked 12" -12 SA231Booster 50 Naked 13" 13- 1WP
Sachs
Eagle 50Speedforce RSpeedjet 50SX1
Suzuki
AH 50 Address 92-95 CA1GAAP 50 95-99 CA1JAEstilete 50Katana 50 AC 1999->Katana 50 AC ->1999Katana 50 LC 1999->Katana 50 LC ->1999Katana 50 [Aprilia Injection]Sepia 50Street Magic 50 TR50Zillion 50 LC 1999->Zillion 50 LC ->1999
TGB
101S 50203 50303R 50Acros Tec 50Delivery 50F409 50Laser 50
Yamaha
Aerox 50 -98 5BRAerox 50 99-02 5BRAerox 50 03-12 SA14Axis 50 3UG/5AKBreeze 50 4RCC3 Vox Giggle 50 4T SA351Jog 50 92-01 4SC, 3SAJog 50 R AC 02-12 SA22Jog RR 50 LC 02-17 SA22Neos 50 2T 02-03 SA151Neos 50 4T 09-12 SA40Slider 50 AC 00-03 SA091Slider 50 AC 04- SA094Vino 50 4T 02-Zuma 50Zuma II 50Aerox Naked 50 2T 13- SA424Aerox R 50 2T 13-14 SA421-00Aerox R 50 2T 14- SA421-01BWs 50 Easy 13- 2DWBWs 50 Naked 16- SA231BWs 50 Original 11- SA231Jog 50 R AC 13- SA486Neos 50 2T 04-07 SA211Neos 50 2T 08-12 SA34Neos 50 2T 13- SA451Neos 50 2T 97-01 5ADNeos 50 4T 13- SA46Neos Easy 50 2T 13- SA457Why 50 02-03 SA03BWhy 50 04-13 SA03EWhy 50 99-01 SA036Zest 50 93-99 4FWZest 80 94- 4MUZuma / BWs 50 91-97 4BXZuma / BWs 50 Bump 97- 4VAZuma / BWs 50 NG -98 4VAZuma / BWs 50 NG 99- SA05Zuma / BWs 50 Spy 96- 4VAAerox 4 50 4T SA426BWs 50 12" 04-16 5WW
Rex
Rex / Rexy (MK50) 2TQM50T-10AB RS 2.50
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