3 – 1 5 3 , ▁with ▁an ▁earned ▁run ▁average ▁( ER A ) ▁of ▁ 3 . 5 4 . ▁ ▁Val enz uela ▁was ▁notable ▁for ▁his ▁un orth odox ▁wind up ▁and ▁for ▁being ▁one ▁of ▁a ▁small ▁number ▁of ▁pitch ers ▁who ▁threw ▁a ▁sc rew ball ▁regularly . ▁Never ▁a ▁particularly ▁hard ▁thro wer , ▁the ▁D od gers ▁felt ▁he ▁needed ▁another ▁pitch ; ▁he ▁was ▁taught ▁the ▁sc rew ball ▁in ▁ 1 9 7 9 ▁by ▁team mate ▁Bobby ▁Cast illo . ▁ ▁Val enz uela ▁was ▁signed ▁by ▁the ▁D od gers ▁on ▁July ▁ 6 , ▁ 1 9 7 9 , ▁and ▁he ▁made ▁his ▁debut ▁late ▁in ▁the ▁ ▁season . ▁In ▁, ▁in ▁what ▁came ▁to ▁be ▁called ▁" Fern and oman ia ," ▁Val enz uela ▁rose ▁from ▁relative ▁obsc urity ▁to ▁achieve ▁super - st ard om . ▁He ▁won ▁his ▁first ▁eight ▁starts ▁( five ▁of ▁them ▁shut outs ). ▁Val enz uela ▁finished ▁with ▁a ▁record ▁of ▁ 1 3 – 7 ▁and ▁had ▁a ▁ 2 . 4 8 ▁E RA ; ▁the ▁season ▁was ▁short ened ▁by ▁a ▁player ’ s ▁strike . ▁He ▁became ▁the ▁first , ▁and ▁to ▁date , ▁the ▁only ▁player ▁to ▁win ▁both ▁Cy ▁Young ▁and ▁Ro ok ie ▁of ▁the ▁Year ▁awards ▁in ▁the ▁same ▁season . ▁ ▁Val enz uela ▁had ▁the ▁best ▁period ▁of ▁his ▁career ▁from ▁ ▁to ▁. ▁He ▁was ▁named ▁a ▁National