The Best 80cc big bore kit of 2022 – Reviewed and Top Rated
After hours researching and comparing all models on the market, we find out the Best 80cc big bore kit of 2022. Check our ranking below.
2,576 Reviews Scanned
- 1.Inner Diameter of Cylinder: 47mm
- 2.Outer Diameter of Piston Pin: 13mm
- 3.High Quality Durable Piston Rings
- 4.Include Cylinder,Piston,Piston Ring,Piston Pin,Piston Pin Clip,Valve Oil Seal,Gaskets,Tensioner Gasket,Exhaust Gasket,Intake&Exhaust Studs,Exhaust Nut
- 5. High Performance Upgrade 47mm Cylinder Rebuild Kit for GY6 49cc 50cc 60cc 80cc engine
- Inner Diameter of Cylinder: 47mm,Outer Diameter of Piston Pin: 13mm
- Include Cylinder,Piston,Piston Ring,Piston Pin,Piston Pin Clip,Valve Oil Seal,Gaskets,Tensioner Gasket,Exhaust Gasket,Intake&Exhaust Studs,Exhaust Nut
- One week money back guarantee if not satisfied
- Easy installation with video instruction,you can visit the video on our Facebook homepage and Youtube.
- High Performance Upgrade 47mm Cylinder Rebuild Kit for GY6 49cc 50cc 60cc 80cc engine
- 1.Inner Diameter of Cylinder: 47mm
- 2.Outer Diameter of Piston Pin: 13mm
- 3.Easy installation, Upgrade your engine from 50cc to 80cc with more power
- 4.Include Cylinder,Piston,Piston Ring,Piston Pin,Piston Pin Clip,Valve Oil Seal,Gaskets,Tensioner Gasket,Exhaust Gasket,Intake&Exhaust Studs,Exhaust Nut
- 5.Please contact us if you have any problem about our products, and we will offer you an satisfied solution
- 【Cylinder Bore】: 47mm / Non-EGR Cylinder
- 【Valve length】: 69mm
- 【Apply to】: GY6 4 stroke 49cc 50cc 60cc 80cc engine upgrade for most of chinese scooter, atv and go karts
- 【Parts included】:GY6 80cc Cylinder Head with 69mm valve, 47mm Bore Cylinder Block, Set of 47mm Piston Assy, Piston, Rings and Wrist Pin, Full Set of Engine Gasket, 6pins CDI, Ignition coil, 4pin AC regulator, relay, A7TC Spark Plug, Set of Intake Manifold and Muffler Bolts, and Exhaust locking ha, Set of 8.5 Gram roller , 69mm Rocker Arms, Valve Seals, Oil Pump Assy with Driving Gear, Camshaft, Camshaft chain 82, belt 699*18*30, Chain adjuster, Oil screen, spring, cover and oil seal, Starter clu
- 【Fit to】Roketa, Sunl, Baja, Taotao, Panterra, Redcat Tank Giovanni Wildfire Xtreme Seaseng Qlink Yiben Jonway Jmstar, Vento
- Athena's Big Bore kit brings the raw power you have been missing in an easy to install, reliable package that bolts on with no machining needed in most cases, and includes easy-to-follow step-by-step installation instructions
- Built from race proven designs to Kawasaki factory specifications
- Podium-finisher with world-class teams across all forms of high-performance racing including super cross, motocross, GNCC, superbike, and more
- Maximizes power and service life in Kawasaki Dirt Bikes and offroad vehicles
- Fits the following rides Kawasaki KX 65 2002-2016
- Aftermarket Parts 100% Brand New
- Material: Aluminum
- Package included: Cylinder head with pre-installed 80cc high lift valves,Cylinder body,Cylinder gasket set,A9 high perfomance camshaft,best overall performance cam for GY6 50 upgrade,Valves assembly w/ springs installed,Piston & Rings Set,69mm high lift Camshaft holder and rocker arms assembly,Intake manifold
- Bore kit works with: Roketa 49cc 50cc 4 stroke scooters such as Bahama,Maui,Sicily,Tank,Baotian 50QT-9 Taotao 49cc 50cc 4 stroke scooters such as GT5, Fastwind, atm50-a1, cy50-a,cy50-b,cy50-t3,funny 50,Roman 50, Retro 50,Speedy 50, Venus 50 SUNL 49CC 50CC 4 stroke scooters VIP future champion 4stroke Jonway 49cc 50cc 4 stroke scooters such as warrior 50 Baja 49cc 50cc 4 stroke scooters such as motorsports SC-50 sun city,primo Zhongshen ZS50QT-4 Baotian BT19QT-2, BT49QT-7,BT49QT-9
- Cylinder Inner Diameter:47mm/1.85";Intake valve:20mm/0.78";Bolt installation spacing:45mm/1.77";Exhaust valve:30mm/1.18";Bolt installation spacing:50mm/1.96";Piston diameter:47mm/1.85";Piston pin diameter:13mm/0.51";Piston pin length:37mm/1.45";Spark plug:A7TC(Please Be Carefully Check The Goods Appearance,Size,Shape Before Ordering).
- 47mm Big Bore Cylinder Rebuild Kits Replacement for 80cc 4 Stroke 139QMB 139QMA GY6 ATV Go Kart Quad Scooter.Non-EGR Engine.
- Easy to Install.The Cylinder Rebuild Kits Is An Ideal Replacement for Your Old Or Broken Ones.
- The Cylinder Head With High Toughness,Corrosion Resistance,Rustproof And Durable,Support The Piston And Reduce Friction And Leakage,Providing Reliable Performance And Long Life Service.
- Warranty:We are always available to help our customers.If you are not satisfied with the order,please leave us a message.Wish you have a happy shopping experience,we are committed to providing the best service.
- Big bore kit for 4 stroke GY6 50 139qma and 139qmb engine
- Your vehicle will get more power with this item,easier to climb hill than ever before
- Inner Diameter of Cylinder bore: 47mm,Outer Diameter of Piston Pin: 13mm
- Upgrade your engine from 50cc to 80cc
- 12 months warranty guaranteed, please feel free to message us via Amazon system email for any concern
- Cylinder Bore: 47mm / Non-EGR Cylinder / Installed 69mm Valve
- 1x Cylinder Block. 1x Piston. 1x Complete Ring Set. 2x Circlips. 1x Piston Pin. 2x Head Gasket Set.
- Change from 50cc (39mm*41.1mm) to 80cc (47mm*53.2mm). Works with stock Cylinder head.
Last update on 2023-05-29 / Affiliate links / Images from Amazon Product Advertising API
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