Products / CB300-F Water-Cooled
Water-Cooled Motorcycle Engine
CB300-F Water-Cooled Engine
CB300-F Water-Cooled is a water-cooled motorcycle engine for two-wheel motorcycles, suitable for OEM supply, replacement projects, customization programs and overseas bulk purchasing.
Mounting Drawing
Mounting Drawing
Technical Data
Complete Technical Specifications
Basic Product Information
Product Name CB300-F Water-Cooled
Engine Name CB300 Water-Cooled
Engine Model 175MN
Compatible Vehicle Two-wheel motorcycles
Product Type Two-wheel powertrain / Off-road powertrain
Main Technical Specifications
Engine Type Single-cylinder four-stroke water-cooled inclined overhead camshaft engine
Displacement (ml) 271.3
Max. Power (kw/r/min) 17/8000
Max. Torque (N.m/r/min) 23/6000
Compression Ratio 10.4:1
Bore and Stroke (mm x mm) 75×61.4
Ignition Method CDI
Lubrication Method Pressure and Splash
Min. Fuel Consumption (g/Kw.h) ≤354
Starting Method kick
Clutch Method Manual Wet Multi-Plate
Gearshift Method Constant mesh, two stage transmission ,5-speed Gearshift
Product Highlights
Product Highlights
Chain Drive
Toothed chain timing drive keeps the valve train running smoothly and helps reduce overall engine noise.
Valve Train
Stable valve-train operation helps reduce engine noise and improve long-term running consistency.
Cylinder Head Design
Redesigned cylinder-head appearance provides a clean structure with practical cooling performance.
Cylinder Head Design
Redesigned cylinder-head appearance provides a clean structure with practical cooling performance.
Updated Thermal Structure
Optimized cylinder-head oil passages and cooling-air layout improve thermal behavior and reduce mechanical noise.
Cylinder Head
Optimized cylinder-head oil passages and structure improve cooling and noise performance.
Cylinder Head
Optimized cylinder-head oil passages and structure improve cooling and noise performance.
Heated Crankcase Assembly
Heated crankcase assembly and locating-pin design help reduce crankshaft movement noise and improve engine performance.
Roller Valve Rocker Arm
Roller rocker arms and bearing-supported camshaft journals reduce friction and help preserve engine output.
High-Quality Piston Rings
DLC and PVD piston-ring technology improves wear resistance, service life and oil-control performance.
High-Power Starter Motor
Higher starter torque increases the starting safety margin and makes engine start-up easier.
Reinforced Crankshaft Bearing
Thicker crankshaft bearing structure improves strength and helps reduce reciprocating vibration and knock tendency.
Performance Design
Designed for stable engine performance, practical durability and reliable matching with target vehicle applications.
Performance Design
Designed for stable engine performance, practical durability and reliable matching with target vehicle applications.
Cylinder Head
Optimized cylinder-head oil passages and structure improve cooling and noise performance.
Optimized Camshaft Profile
Optimized cam profile improves power and torque delivery, especially during launch and overtaking acceleration.
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