High-speed runs and records Jaguar XK120
1 high-speed runs , records
1.1 1949
1.2 1950
1.3 1951
1.4 1952
1.5 1953
high-speed runs , records
1949
132.596 mph (213.393 km/h) through flying mile: in may, jaguar demonstrated xk120 roadster press on high-speed autoroute between jabbeke , aeltre in belgium. road closed occasion. white left-hand drive car, chassis number 670002, second xk120 built. jaguar s development engineer walter hassan have driven fell ill, jaguar test-driver ron soapy sutton substituted. hood , sidescreens erected, , airflow under car improved addition of full-length aluminium undertray, jaguar timed through flying mile royal automobile club of belgium @ 126.448 mph (203.498 km/h). hood, sidescreens , windscreen removed, metal airflow deflector fitted in front of driver, , tonneau cover fastened on passenger side of cockpit speed improved 132.596 mph (213.393 km/h). observer s book of automobiles said fastest production car in world.
1950
107.46 mph (172.94 km/h) 24 hours (including stops fuel , tyres): leslie johnson sharing xk120 roadster, road-registered jwk 651, stirling moss @ autodrome de montlhéry, steeply banked oval track near paris. first time production car had averaged on 100 mph (160.93 km/h) 24 hours. changing drivers every 3 hours, jaguar covered 2579.16 miles, best lap of 126.2 mph (203.10 km/h).
1951
131.83 mi (212.16 km) 1 hour: johnson solo in jwk 651 @ montlhéry. no mean feat...driving @ twice today s maximum (uk) speed limit steep turn, assaulted g-force induced 30 degree banking twice every minute, using forties technology, leaf spring suspension , narrow crossply tyres...johnson remarked car felt have gone on week, off-the-cuff comment sowed seed idea. flat out week...
this 1952 xk120 fixed-head coupė averaged 100 mph week
1952
100.31 mph (161.43 km/h) 7 days , 7 nights, again @ montlhéry: xk120 fixed-head coupé driven johnson, moss, hadley , jack fairman. william lyons, mindful of considerable kudos , advertising mileage had accrued johnson s exploits, commandeered brand new xk120 fhc him: bronze-colored, , fitted wire wheels, jaguar chief engineer walter hassan s car, second right-hand drive coupé made. car broke spring on track s rough concrete surface when run. no spare carried, , regulations stipulated replacement outside make car ineligible further records beyond achieved before repair. johnson drove 9 hours save other drivers added risk while speed had maintained on broken spring. when stopped have replaced, car had taken world , class c 72-hour records @ 105.55 mph (169.87 km/h), world , class c four-day records @ 101.17 mph (162.82 km/h), class c 10,000-kilometer record @ 107.031 mph (172.250 km/h), world , class c 15,000-kilometer records @ 101.95 mph (164.07 km/h), , world , class c 10,000-mile (16,000 km) records @ 100.65 mph (161.98 km/h). after repair car went on complete full 7 days , nights, covering total of 16,851.73 mi (27,120.23 km) @ average speed of 100.31 mph (161.43 km/h).
1953
172.412 mph (277.470 km/h) through flying mile, again @ jabbeke s closed-off highway. on 21 october 1953 jaguar test driver norman dewis drove modified xk120 two-way average flying mile 172.412 mph.
^ manwaring, leonard albert, ed. (1969). observer s book of automobiles (fifteenth ed.). f. warne. p. 137.
^ cite error: named reference tim invoked never defined (see page).
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