1974 BMW 3.5CSL

SPECS:

  • Engine Location: Front
  • Drive Type: Rear Wheel
  • Production Years for Series: 1972-1975
  • Weight: 2430 lbs
Chassis
  • Chassis Number: 2275985
Engine
  • Engine Configuration: I
  • Cylinders: 6
  • Aspiration/Induction: Normal
  • Displacement: 3498.00cc/213.5 cu in./ 3.5 L
  • Valves: 24 valves
  • Valve train: DOHC
  • Horsepower: 430 HP (316.5 KW) at 8500 RPM
  • HP to Weight Ratio: 5.4 lb/HP
  • HP/Liter: 122.9 BHP/Liter
  • Compression Ratio: 11.0:1
  • Fuel Type: Gasoline – Petrol
Standard Transmission
  • Standard Transmission
  • Gears: 5
  • Transmission: Manual


Click HERE to view an article on the 1975 CSL Race Car


HISTORY:

  • This rare 1974 BMW 3.5 CSl was raced for BMW North America Factory team in the United States IMSA series in 1975, Group IV. Raced at the Daytona 24 Hour and Sebring 12 Hour.
  • In 1976, it returned to Germany and converted to Group V specifications. It was raced at LeMans and finished 10th. It ran the European Championship series and, in 1976, won the South African 1000k.
  • The list of drivers includes the world renowned driver Hans Stuck, Sam Posey, Ronnie Peterson, Brian Redman, Allen Moffitt, Jody Schecter, George Follmer, and Rug Cunningham.
  • The 3.0 CSL race cars were the first cars to be developed under the new BMW subsidiary, established in 1972 – BMW Motorsport GmbH. They were the first to sport the newly designed official colors of BMW motorsport – red, blue and purple.
  • Based on the 3.0 CS coupe production car, the CSL (‘L’ is for lightweight, referring to the aluminum doors and hood) began an assault on European touring car racing that would make it one of the most successful production racers of all time. In fact, CSL’s continued to win races in to the late 1970’s, even though production ended in 1975 to make way for its successor, the 6
  • Throughout its span of development, the BMW six-cylinder engine, a 3.0-liter unit in the production car, grew from 3.2 to 3.5-liters, increasing in horsepower from 340 to 430, thanks to the development of a four-valve cylinder head.
  • The 3.0 CSL won six European Touring Car Championships between 1973 and 1979, as well as national championships in several other countries.
  • This 3.0 CSL was one of a team of three cars campaigned by BMW of North America in 1975 and 1976, enjoying considerable success, winning INMSA races at Sebring, Laguna Seca, Riverside, Daytona, Lime Rock, and Talledega. Several drivers were involved in the American success of the CSL’s including Hans Stuck, Sam Posey, Brian Redman, Allan Moffat, Dieter Quester, Benny Parsons, Peter Gregg, and David Hobbs.