Aftermarket Parts

Compatible with GT5, GT5A, GT2A, GT2B, GT5B Aftermarket Fuel Filter for your motorized bicycle engine kit. This is a direct OEM replacement and wil...

Compatible with GT5, GT5A, GT2A, GT2BDual brake lever allows you to attach two break lines to one side of the bike so you can freely use the clutch...

Compatible with GT5, GT5A, GT2A, GT2BReplacement heavy duty 36 tooth chain sprocket for your bicycle engine kit, will fit either the 66CC (80CC), o...

Compatible with GT5, GT5A, GT2A, GT2B, GT5B This is a High Grade fuel line replacement for your motorized bicycle. This is a super strong fuel line...

Compatible with GT5, GT5A, GT2A, GT2BUpgraded Second Generation Speed NT Carburetor / Carb. A high performace upgrade to your motorized bicycle eng...

Compatible with GT5, GT2B, GT5A, GT2A, GT5B High-Performance Upgraded BoFeng Carburetor. Increase the speed of your engine by this SkyHawk tested a...

Compatible with GT5, GT5A, GT2A, GT2BThis universal mount helps mounts your bike motor to bigger down tubes. Works on most newer bicycles and allow...

Compatible with GT5A GT2A (40mm)Offset Z Air Intake pipe 40mm. Add extra clearance for those hard installs where the carb just won't fit.Note the G...

Compatible with GT5, GT5A, GT2A, GT2B, GT5B The Automatic Chain Tension feature is a great enhancement over the standard clamp to stay fixed idler...

Compatible with GT5, GT5A, GT2A, GT2BThis universal fuel valve with on / off capabilities used to stop fuel from getting into the engine 3/16" (4.7...

Compatible with GT5, GT5A, GT2A, GT2BReplacement heavy duty 56 Tooth chain sprocket for your bicycle engine kit, will fit either the 66CC (80CC), o...

Compatible with GT5, GT5A, GT2A, GT2BComplete gas tank switch (CU) for your motorized bicycle engine kit. This is a direct OEM replacement and will...

Compatible with GT5, GT5A, GT2A, GT2B This 3pc Wide Pedal Crank kit will give you that extra room to install your engine and have clearance for you...

Compatible with GT5 GT2B (30mm)Offset Z Air Intake pipe 30mm. Add extra clearance for those hard installs where the carb just won't fit.Note the GT...

Compatible with GT5, GT5A, GT2A, GT2B, GT5B Dual brake and clutch combo lever, combins both the brake and clutch into one complete unit. You can co...

Compatible with GT5A, GT5B This is a complete replacement for every nut and bolt for the GT5A engine. It includes every screw nut bolt and washer i...

Compatible with GT5, GT5A, GT2A, GT2BBlack Gas and Oil Tank 4.0L for your motorized bike.This oil/gas tank includes the following: Gasoline Tank 4....

Compatible with GT5, GT5A, GT2A, GT2BUniversal front engine motor mount, used to attach engine to large frame bikes. Must drill a hole to attach

Compatible with GT5, GT5A, GT2A, GT2BThe newest in sprocket design developed in Australia, the HybriPed sprocket allows you to quickly and easily s...

Compatible with GT5, GT5A, GT2A, GT2BReplacement heavy duty 44 Tooth chain sprocket for your bicycle engine kit, will fit either the 66CC (80CC), o...

Compatible with GT5, GT5AWoody WoodPecker's High Performance / High Compression run cool head.Brushed aluminum finish. 6cc combustion chamber; Mea...

Compatible with GT5B 69CC Engines (Model Year 2020+) This requires the TZ Magneto to work (installing this on an engine with a standard Magento wil...

Compatible with GT5, GT5A, GT2A, GT2BReplacement heavy duty 48 Tooth chain sprocket for your bicycle engine kit, will fit either the 66CC (80CC), o...

Convert your GT5A / GT2A to a TZ High-Performance Engine with this conversion kit. This kit comes standard on all GT5B Engines.   1 x TZ brand HO (...

This PWK carburetor is made of aluminum alloy, and its appearance is anodized to improve its wear resistance, corrosion resistance, insulation, and...

Compatible with GT5, GT5A, GT2A, GT2B, GT5B This is a fuel line replacement for your motorized bicycle. 3/16" (4.76mm) or 5mm ID

Compatible with GT5, GT5A, GT2A, GT2B, GT5B Replacement heavy duty 52 Tooth chain sprocket for your bicycle engine kit, will fit either the 66CC (8...

Compatible with GT5, GT5A, GT5B Complete 66cc ported piston kit. 47mm dia high pin piston. Fits 66cc & 69cc engines

Compatible with GT5B 69CC Engines (Model Year 2020+) This requires the TZ CDI to work (installing this on an engine with a standard CDI will damage...

Compatible with GT5, GT5A, GT5B Replacement Upgraded Copper 66cc Cylinder Head Gasket for your 66cc motorized bicycle engine kit. This is a direct ...

The Racing Reed Valve Kit  32mm Intake Including 4pcs small washers to steel plates This will not work on a 19mm standard carb, a 32mm Carb (Eg, PW...

Compatible with GT5A-ES, GT5B-ESOCDT Drill start adapter for use with ES drill start engines only.   Why use an OCDT?    If using a drill with jus...

Compatible with GT5, GT5A, GT2A, GT2B, GT5B 1x TZ brand HO (High Output) Rotor Our special TZ rotors are ordered with higher magnetism than stand...

HD AXLE Centres sprocket concentrically exactly with axle.  No more wobbly sprockets that throw off your chain.