🏍️ Honda CM450A — Specifications & Overview
📖 Model Overview
The 1982 Honda CM450A, also known as the CM450A Hondamatic, is a mid-size cruiser-style motorcycle designed for smooth, easy riding. What makes this bike unique is its automatic (Hondamatic) transmission, meaning no manual clutch lever — making it very beginner-friendly and comfortable for city cruising.
It combines classic 1980s styling with Honda reliability and simple maintenance.
🔧 Engine & Performance
Engine Type: 447cc air-cooled, SOHC parallel twin
Bore x Stroke: 70.5 mm × 57.8 mm
Compression Ratio: 9.3:1
Carburetion: Dual Keihin carburetors
Cooling System: Air-cooled
Horsepower: Approx. 43 hp
Top Speed: Around 100 mph
⚙️ Transmission
Type: 2-speed automatic (Hondamatic)
Clutch: Hydraulic torque converter
Final Drive: Chain
Unlike standard motorcycles, the CM450A does not require manual clutch shifting, making it smooth and easy to operate.
🛠️ Chassis & Dimensions
Frame: Steel twin-downtube
Front Suspension: Telescopic fork
Rear Suspension: Dual shock absorbers
Front Brake: Single disc
Rear Brake: Drum
Fuel Tank Capacity: 3.3 gallons (approx. 12.5 liters)
Seat Height: 30.3 inches
Wet Weight: Approx. 430 lbs
✨ Features
Electric start
Classic cruiser styling
Low seat height for easy handling
Comfortable upright riding position
Reliable and simple engine design
It will start and run. However, the carburetor needs to clean and rebuild.
Rebuild kits are included with bike
I drop $400.00 for a professional Rebuild carburetor.