▁E - Type ▁( ve h icle ▁number ▁ 4 9 ▁F X N ), ▁one ▁of ▁only ▁ 1 2 ▁built ▁at ▁the ▁time . ▁On ▁its ▁debut ▁in ▁the ▁ 1 9 6 3 ▁Nur bur gr ing ▁ 1 0 0 0   km , ▁L ums den ▁crash ed ▁ 4 9 ▁F X N ▁badly ▁and ▁was ▁fort un ate ▁to ▁escape ▁with ▁his ▁life . ▁The ▁car ▁was ▁returned ▁to ▁the ▁J agu ar ▁factory ▁to ▁be ▁re built ▁and ▁subsequently ▁under w ent ▁extensive ▁aer od ynamic ▁revision ▁under ▁Dr ▁Sam ir ▁K lat ▁of ▁Imperial ▁College . ▁On ▁returning ▁to ▁competition ▁in ▁ 1 9 6 4 , ▁the ▁car ▁was ▁tim ed ▁at ▁ 1 6 8   m ph ▁on ▁the ▁M uls anne ▁straight ▁during ▁the ▁Le ▁Mans ▁test ▁week end ▁but ▁failed ▁to ▁complete ▁the ▁race ▁itself ▁due ▁to ▁g ear box ▁failure . ▁L ums den ' s ▁best ▁result ▁of ▁his ▁few ▁races ▁in ▁the ▁car ▁that ▁year ▁was ▁e ighth ▁overall , ▁fifth ▁in ▁class , ▁in ▁the ▁Good wood ▁T T . ▁Peter ▁S argent ▁retired ▁from ▁racing ▁at ▁the ▁end ▁of ▁that ▁year ▁but ▁Peter ▁L ums den ▁retained ▁the ▁car ▁for ▁one ▁more ▁season , ▁winning ▁a ▁couple ▁of ▁vict ories ▁in ▁club ▁races ▁at ▁Br ands ▁H atch ▁but ▁no ▁longer ▁compet itive ▁against ▁the ▁new ▁generation ▁of ▁Cob ras ▁and ▁Ferr ari ▁ 2 5 0 GT 0 s . ▁For ▁his ▁last