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6 Sigma Jet Kit

6 Sigma Jet Kit

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Featured items

  • Nitrous Kit 2 STROKE 66 80 cc NOS High-Performance Engine Race Motorized Bicycle

    $94.535% off

  • Keihin PWM38 PWM39 PWM40 PWM 38 39 40 mm Carburetor Carb 180-190 5 Main Jet Kit

    $22.705% off

All items

YFM660R Jet Kit BASIC Stage 3 660R Raptor 2001-05 Carb Pilot 25-Main 150/155

$27.075% off

YFM 350x Jet Kit Multi Stage 1-2-3 Warrior 350 x 1987-04 Carburetor Pilot Main

$27.075% off

YFM 90 ATV Raptor Carb Jet Kit 2015-23 Yamaha YFM90 6 Sigma Custom Stage 1-2-3

$37.525% off

Motorcycle Mini Nitrous Oxide Kit Pocketbike Gas Bike 50-250 cc w/ 5 NOS Bottles

$94.535% off

99-08 Honda TRX 400EX 400 EX ATV Quad Custom Carburetor Carb Stage 1-3 Jet Kit

$47.025% off

Honda VTX1300 Jet Kit VTX 1300 C R T 6 Sigma 2003-09 Carburetor Carb Stage 1-2-3

$37.525% off

TTR125 Jet Kit Basic Stage 2 00-07 TTR 125 Carb Pilot 17.5 Main 110 MB

$17.575% off

VTX1300 Jet Kit BASIC Stage 2 VTX 1300 C R S 2003-07 Carb Pilot-58 Main-200

$20.435% off

Yamaha Raptor 660 R 686 cc Big Bore Stroker Carburetor Carb Stage 1-3 7 Jet Kit

$47.025% off

TRX400EX Jet Kit BASIC TRX 400 Sportrax 1999-08 Carb Pilot-40/42 Main-155-160

$26.125% off

Predator 3500 212 cc Honda GX 160 200 390 Intake Carburetor Carb Main Jet

$9.455% offSave up to 20% when you buy more

VT750C Jet Kit BASIC Stage 2 VT 750 C Shadow Ace 1998-03 Pilot 42 -Main 110/115

$23.275% off

6 SIGMA JET KIT YAMAHA RAPTOR 660 2001-05 Performance Jetting Stage 1-2-3-7

$47.025% off

EZ Go Golf Cart Gas TXT ST Carburetor Carb Main Jet 4-Cycle Fuji-Robin Engine

$13.225% off

99-14 Honda 400EX ATV 416 426 440 460 cc Big Bore Stroker Carb Stage 1-3 Jet Kit

$47.025% off

Suzuki LT-Z400 Jet Kit LTZ400 LTZ Z 400 Custom 2003-04 Carburetor Carb Stage 1-7

$42.275% off

Yamaha V-Star XVS1100 VStar 1100 cc Twin Custom Carburetor Carb Stage1-3 Jet Kit

$47.025% off

1999-2006 Harley-Davidson Big Twin 88 CV40 Carburetor Carb Stage 1-2-3 Jet Kit

$42.275% off

XVS650 Jet Kit Basic Stage 3 650 V-Star 1998-16 Carburetor Pilot-22.5 Main-97.5

$27.075% off

TRX400EX Jet Kit BASIC Stage 3 TRX 400 Sportrax 1999-08 Carb Pilot-40 Main-155

$17.575% off

Honda VT600VLX VT600 VLX 600 Shadow Custom Single Carburetor Stage 1-3 Jet Kit

$37.955% off

YFM660R Jet Kit Multi Stage 3-6 Raptor 660R 01-05 Pilots -25/27.5 Mains-145-170

$55.585% off

Suzuki Quadsport LT-Z400 Jet Kit LTZ Custom 2005-2008 Carburetor Carb Stage 1-7

$42.275% off

TTR90 Jet Kit BASIC TTR 90 TTR 2000 - 2007 Carb Pilot-17.5 Main-85 D

$17.575% off

Harley-Davidson HD XL 883/1200 Sporty Sportster Evo CV Carb Stage 1-3 Jet Kit

$42.275% off

YFM660R Jet Kit 6 Sigma Yamaha Raptor 660 R Custom Carburetor Stage 1-2-3-7

$47.025% off

GY6 Bike Scooter ATV 50 100 125 150 cc NOS Nitrous Oxide & Boost Bottle Kit

$94.535% off

2003-08 Honda CRF450R CRF 450 R Custom Jetting Carburetor Carb Stage 1-3 Jet Kit

$47.455% off

92-08 Honda TRX300EX TRX 300 EX Sportrax Custom Carburetor Carb Stage1-3 Jet Kit

$37.955% off

Small Engine Mini Nitrous Oxide Kit 49-250 2 & 4 Stroke EFI & Carb+5 Bottles NOS

$94.535% off

2015-23 Honda XR150 L Custom Performance Jetting Carburetor Carb Stg1-3 Jet Kit

$38.525% off

Polaris RZR800 4 Front Center Prop Drive Shaft Carrier Support BEARING Greasable

$75.525% off

Predator 212 cc 4 Stroke GoKart Mini Racing NOx NOS Nitrous Oxide Kit & Main Jet

$94.535% off

Honda XR80R Carb Jet Kit XR 80 R 6 Sigma Custom Carburetor Stage 1-2-3

$37.525% off

Suzuki DRZ400S Jet Kit Stage 1-3 DRZ 400 S Custom Mikuni Carburetor Carb Jetting

$37.525% off

Nitrous Kit 2 STROKE 66 80 cc NOS High-Performance Engine Race Motorized Bicycle

$94.535% off

2006-08 Honda TRX 250EX Sportrax 250 EX ATV Custom Carb Stage 1-3 Jet Kit

$37.955% off

Harley-Davidson Jet Kit Stg 1-7 Basic CV40 Keihin Carb Main 170-200 Pilot 45-50

$45.125% off

YFM660R Jet Kit BASIC Stage 2 660R Raptor 2001-05 Carb Pilot 25-Main 145/150

$27.075% off

2017-23 Yamaha YFZ 50 ATV 6 Sigma Custom Carburetor Carb Stage 1-2-3 Jet Kit

$37.525% off

TRX400EX Jet Kit BASIC Stage 2 TRX 400 Sportrax 1999-08 Carb Pilot-40 Main-152

$17.575% off

XV250 Jet Kit Basic Stage 3 88-22 XV 250 Carb Pilot 20 Main 115 MB

$17.575% off

2004-13 Yamaha YFM350 RT YFM Raptor 350 Custom Carburetor Carb Stage 1-3 Jet Kit

$37.955% off

CRF150 R Jet Kit Honda 2007-23 6Sigma Custom Jetting Carburetor Carb Stage 1-2-3

$47.025% off

Big Bore 440 Basic Jet Kit Multi Stage 99-08 TRX440 EX Sportrax Keihin FCR Carb

$46.085% off

VTX1300 Jet Kit BASIC Stage 3 VTX 1300 C R S 2003-07 Carb Pilot-58 Main-202

$20.435% off

6 Sigma Jet Kit Raptor 660 R Yamaha YFM660R Custom Carburetor Carb Stage 1 2 3 7

$47.025% off

ST1100 Jet Kit 6 Sigma Honda Pan European Custom Carburetor Carb Stage 1-2-3-7

$75.525% off
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About us

Welcome to my eBay Store. Please add me to your list of favorite sellers and visit often. We specialize in Motorcycle performance parts.

We custom design jet kits for every bike, ATV, scooter, UTV with a carburator. If you don't see your make and model please contact us. Each custom kit is guaranteed to work. If the jetting we send you doesn't work out just contact us and we'll work with you to determine the issue and get you what you need.

Our NOS kits work up to 500cc engines and is the cheapest and easiest performance upgrade that can be done.

We look forward to being your performance specialists.
Location: United StatesMember since: Jul 08, 2002Seller: 6sigmajetkit
Top Rated Seller6 Sigma Jet Kit is one of eBay's most reputable sellers. Consistently delivers outstanding customer service Learn more

Feedback ratings

Last 12 months

Positive1,392- positive feedback in last 12 months
Neutral12- neutral feedback in last 12 months
Negative4- negative feedback in last 12 months

Detailed seller ratings

Average for the last 12 months

Accurate description
5.0
Reasonable shipping cost
5.0
Shipping speed
5.0
Communication
5.0

Seller feedback (38,018)

a***r (211)- Feedback left by buyer a***r (211).
  • Past month
This jet kit corrected my bikes backfiring and lean running issues. Directions were concise and easy to follow. I would recommend 6 Sigma Racing if you need to rejet your bike. I'm very happy with them.
a***b (591)- Feedback left by buyer a***b (591).
  • Past month
Fast shipping, great price and great seller. thanks, Bob
e***x (1258)- Feedback left by buyer e***x (1258).
  • Past month
As described
m***m (800)- Feedback left by buyer m***m (800).
  • Past month
Excellent seller. Great product. Very 😊.
r***c (46)- Feedback left by buyer r***c (46).
  • Past month
Le kit est conforme, les informations claires, illustrées par des images, ils ont même eu la sympathie de me traduire 2 pages principales en Français ! Qualité des conseils, assistance efficace , je suis 100% satisfait par 6 sigma racing , que je remercie chaleureusement… 
f***r (997)- Feedback left by buyer f***r (997).
  • Past month
👍🏻
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