Motorcycle Engine Parts

CG125 motorcycle camshaft gear, the number of teeth, installation hole position and CG125 camshaft, crankshaft gear completely match, directly replace the gear, no need to adjust the air phase; Tooth shape by CNC precision machining, and crankshaft gear meshing gap is small, no virtual transmission, to ensure that the valve opening and closing time is accurate; Using high hardness steel stamping molding, tooth surface abrasion resistance is strong, long-term operation is not

CG125 motorcycle starting disc, the installation hole position, internal tooth size and CG125 engine crampshaft, starting gear completely match, directly replace the original starting disc, without modification; Built-in one-way clutch, unidirectional power transmission when starting, automatically disconnect after starting the engine, avoid reverse drag damage to the starting motor, prolong the life of the starting system; The plate body is stamped with thickened steel plate

CG125 rocker arm, rocker arm length 168mm, shaft hole diameter 18mm, mounting hole positions and rocker contact groove dimensions perfectly match the original engine cylinder block and rocker, allowing direct replacement without modification, suitable for 125cc single-cylinder pushrod engine valve system; made from ADC12 reinforced aluminium alloy die casting, tensile strength ≥300MPa, 20% more rigid than ordinary aluminium alloy, weighing only about 320g, balancing

CG125 motorcycle rocker arm, moulded 1:1 according to CG125 original factory specifications, rocker arm length 145mm, shaft hole diameter 16mm, mounting holes and cam contact angles perfectly match the original engine cylinder head, directly replace old parts without modification; made of ADC12 high-quality aluminium alloy die-cast, tensile strength ≥280MPa, lightweight (about 220g) and strong rigidity, with 30% improved heat dissipation efficiency compared to ordinary cast

CG125 motorcycle connecting rod, moulded 1:1 according to the original CG125 factory specifications, with a centre distance of 103.5mm, small end bore of 18mm, and big end bore of 45mm, perfectly matching the crankshaft and piston, directly replacing the old part without modifications, suitable for the 125cc single-cylinder pushrod engine; made from 40Cr alloy forged steel in a single piece, subjected to quenching and tempering heat treatment, tensile strength ≥980MPa,

CG125 motorcycle crankshaft assembly 24.75mm, moulded 1:1 according to the CG125 original factory specifications, crankshaft eccentric distance 24.75mm, connecting rod centre distance 103.5mm, small hole size of connecting rod 18mm, spline pitch and shaft diameter perfectly match the engine block and clutch, directly replacing old parts without modifications; available in dual materials Cu-Cr-Mo cast iron / 40Cr forged steel, teeth treated with high-frequency quenching,

CG125 motorcycle five-speed main and countershaft assembly, moulded 1:1 according to the CG125 original 5-speed gearbox, countershaft length 147mm, standard layout for 5 gears, spline pitch and shaft diameter perfectly match the original gearbox casing and gear set, can directly replace old parts without modification or adjustment; made of 40Cr alloy steel forging, gear teeth subjected to high-frequency quenching treatment, hardness HRC50-55, wear-resistant and impact

CG125 motorcycle oil pump, 1:1 reproduction of the original CG125 specifications, with mounting holes, gear module, and oil outlet interface 100% matching the original vehicle, allowing direct replacement of old parts without modification; the pump body is made of high-quality ADC12 aluminium alloy die-cast, and the gears are made of 45# carbon steel with quenching treatment (hardness HRC40-45), wear-resistant and impact-resistant, not easily deformed; internal meshing gear

CG125 motorcycle oil pump, 1:1 replica of the original CG125 specifications, with mounting hole positions, gear module, and oil outlet interface 100% matching the original vehicle, directly replacing the old parts without modification; the pump body is made of high-quality ADC12 aluminium alloy die-cast, the gears are made of 45 carbon steel with quenching treatment (hardness HRC40-45), wear-resistant and impact-resistant, not easy to deform; internal meshing gear structure

The CG125 clutch disc exceeds the original specifications, strictly replicating the CG125 factory standards. The internal teeth, positioning holes, and crank/starting gear match 100%, allowing direct replacement of old parts without modification. Made from 45# carbon steel with precision machining, its surface is quenched and blackened for rust prevention, reaching a hardness of HRC40-45, making it wear-resistant and impact-resistant with a lifespan twice that of ordinary

The single-cylinder assembly of the CG125 is one of the core components of the cylinder kit, referring to an independent part that only includes the cylinder body itself. It serves as the carrier of the engine cylinder and is compatible with the 125cc single-cylinder four-stroke pushrod engine. It is suitable for replacement alone when the original cylinder is worn (such as scuffing or oversized cylinder diameter) and should be used with pistons and piston rings of the same

The CG125 cylinder set is the core assembly of a single-cylinder, four-stroke, air-cooled engine, used in 125cc commuter motorcycles. It consists of a cylinder body, piston, piston rings, piston pin, circlip, and upper and lower gaskets, responsible for completing the four-stroke cycle of intake, compression, power, and exhaust, serving as a key component for power output and efficiency. The three-ring piston design ensures cylinder sealing, reduces compression leakage and

The CG125 camshaft three-piece kit is a dedicated maintenance/replacement kit for the rocker arm-type valve mechanism, integrating the camshaft, bridge gear, rocker shaft and seals. It is used to address issues such as camshaft wear and valve timing disorders, and is compatible with the Honda CG125 and other 125-175cc rocker arm engines (such as the ZJ125 by Zhuhai and Loncin 150). It is a key component set for restoring engine valve timing accuracy and power.

The CG125 motor (starter motor) is the core component of the engine starting system. It drives the rotor to rotate via 12V DC power and drives the engine crankshaft through a reduction gear to achieve cold or hot engine starting. It is compatible with the Honda CG125 and Zhuhai ZJ125, Xingfu XF125, and other 125cc four-stroke overbone motorcycles on the same platform, ensuring smooth and durable starting. Before installation: Confirm the motor model (power/reduction ratio) is

The CG125 uses a single-cylinder, two-valve (1 intake, 1 exhaust) OHV (overhead valve with pushrod) valve mechanism. The valve assembly is the core of the engine's valve system, responsible for accurately opening and closing the intake and exhaust channels according to the engine cycle, ensuring the intake of the air-fuel mixture and the expulsion of exhaust gases. It directly affects power output, fuel consumption, and idle stability, and is suitable for the Honda CG125 as

CG series motorcycle magneto coil, coil size, wiring specifications and CG series engine magneto fully match, directly replace the original coil without adjusting the installation position; Integrated power generation winding + ignition winding, simultaneously provide electrical system power supply and ignition system energy, one-stop solution to power and power supply requirements; High purity copper wire winding, excellent conductivity, low energy loss, to ensure the power

High quality turn signal model PULSAR 180 for original replacement and repair

Cylinder Head Assembly for CG200 Model The cylinder head assembly is specifically designed for use with the CG200 model, ensuring optimal performance and compatibility.

Cylinder Head Assembly for C110 Model This precision-engineered cylinder head assembly is specifically designed for the C110 model, ensuring optimal performance and compatibility.

5-hole 6-plate clutch for CG125 model High-performance 5-hole 6-plate clutch assembly specifically designed for CG125 motorcycle models. This precision-engineered component ensures optimal power transfer and durability. 5-hole mounting pattern for secure installation 6-plate design for enhanced torque capacity Precision-engineered for CG125 model compatibility Durable construction for long service life Optimized friction surface for smooth en gagement