2003 Honda Magna Specifications

The 2003 Honda Magna is a motorcycle that was updated from the previous year's model to appeal to those seeking a powerful cruiser bike. For 2003, Honda lifted the engine and slotted it in a cruiser chassis. A chromed four into four exhaust was also added to the engine. The seat remained low at 28 inches with a detachable passenger seat. Internal engine changes were made that resulted in a stronger pull and a broad band of power.

  1. Engine and Transmission

    • The 2003 Honda Magna has a V4, four-stroke engine with 45.64 cubic inches of displacement. The engine produces 78.20 horsepower with 9,000 RPM and generates 47.9 ft.-lbs. of torque at 7,250 RPM. The bike's compression ratio is 10.8:1, and it has a bore and stroke of 70 by 48.6 mm. The 2003 Magna runs on four valves per cylinder with a carbureted fuel system. The bike has a digital ignition with a wet sump lubrication system and is liquid-cooled. The Magna has a chain transmission with a wet, multi-plate clutch. The fuel consumption averages 1.63 gallons/62 miles.

    Chassis, Suspension, Brakes and Wheels

    • The rake on the 2003 Honda Magna is 32 inches, and the trail is 5.2 inches. The bike has a cartridge-fork suspension with a suspension travel of 1.6 inches. Dual shocks are utilized for the rear suspension with a 3.9-inch suspension travel. The front tire dimensions are 120/80-17, and the rear tire dimensions are 150/80-17. The bike is equipped with 12.4-inch diameter, single-disc brakes and two-piston calipers. The Magna has single, leading-shoe drum rear brakes.

    Physical Measurements

    • The 2003 Honda Magna has a dry weight of 505 lbs. The estimated weight with oil, gas and other fluids is 538 lbs. The power to weight ratio is 0.3414 HP/kg. The Magna has a length of 93 inches and a width of 31.5 inches, with a wheelbase of 65 inches. The fuel capacity is 3.6 gallons, and it has a fuel reserve of 0.8 gallons. The seat height is 28 inches.