1934 Mercedes-Benz W25 Record

n 1934, Caracciola succeeds in establishing several class records on the Gyon speed track in Hungary and on the Avus in a modified W 25. On 30October he establishes a world record, covering a measured mile in 30.71 seconds with a standing start. The performance of the record car wasincreased to 430 hp, its transmission ratios were changed, and its cockpit was equipped with a lining which made Caracciola dub the car racinglimousine, but apart from that, it had the same design features as a standard W 25 racing car. It achieved a speed of 317.5 km/h. — DaimlerChrysler

In Detail

tagssilver arrow, golden era
submitted byRichard Owen
typeRecord Car
built atStuttgart, Germany
engineM 25 B Inline-8
positionFront Longitudinal
valvetrainDOHC 4 Valves per Cyl
displacement3360 cc / 205.0 in³
bore82 mm / 3.23 in
stroke94.5 mm / 3.72 in
power320.7 kw / 430 bhp @ 5800 rpm
specific output127.98 bhp per litre
bhp/weight507.67 bhp per tonne
body / frameAluminum over U-Section Steel Frame
driven wheelsRWD
front tires5.25×17
rear tires5.25×19
front brakesLight -Alloy Drums w/Hydrualic Assist
rear brakesLight -Alloy Drums w/Hydrualic Assist
steeringWorm & Nut
f suspensionDouble Wishbones w/Coil Springs, Friction Dampers
r suspensionSwing Axle w/Transverse Leaf Springs, Friction Dampers
curb weight847 kg / 1867 lbs
wheelbase2725 mm / 107.3 in
front track1473 mm / 58.0 in
rear track1412 mm / 55.6 in
length4040 mm / 159.1 in
width1770 mm / 69.7 in
height1160 mm / 45.7 in
transmission4-Speed Manual
top speed~318 kph / 197.6 mph