▁the ▁most ▁successful ▁racing ▁cars ▁of ▁all ▁time , ▁which ▁eventually ▁won ▁over ▁ 1 0 0 0 ▁races . ▁Like ▁the ▁D ues enberg s , ▁Bug atti ▁got ▁his ▁ideas ▁from ▁building ▁aircraft ▁engines ▁during ▁World ▁War ▁I , ▁and ▁like ▁them , ▁his ▁engine ▁was ▁a ▁high - rev ving ▁overhead ▁cam sh aft ▁unit ▁with ▁three ▁val ves ▁per ▁cyl inder . ▁It ▁produced ▁ ▁at ▁ 5 , 0 0 0   r pm ▁and ▁could ▁be ▁rev ved ▁to ▁over ▁ 6 , 0 0 0   r pm . ▁Near ly ▁ 4 0 0 ▁of ▁the ▁Type ▁ 3 5 ▁and ▁its ▁derivatives ▁were ▁produced , ▁an ▁all - time ▁record ▁for ▁Grand ▁Prix ▁motor ▁racing . ▁ ▁Al fa ▁Rome o ▁were ▁the ▁first ▁to ▁react ▁to ▁the ▁engineering ▁problems ▁of ▁the ▁straight - e ight : ▁in ▁their ▁racing ▁car ▁engines ▁for ▁the ▁P 2 ▁and ▁P 3 ▁and ▁in ▁their ▁Al fa ▁Rome o ▁ 8 C ▁ 2 3 0 0 / 2 6 0 0 / 2 9 0 0 ▁sports ▁cars ▁of ▁M ille ▁M iglia ▁and ▁Le ▁Mans ▁fame ▁the ▁cam sh aft ▁drive ▁had ▁been ▁moved ▁to ▁the ▁engine ▁centre , ▁between ▁cyl ind ers ▁four ▁and ▁five , ▁thus ▁reducing ▁the ▁a for ement ioned ▁limitations . ▁The ▁straight - e ight ▁was ▁actually ▁built ▁as ▁a ▁symmet rical ▁pair ▁of ▁straight - four ▁engines ▁joined ▁in ▁the ▁middle ▁at ▁common ▁g ear ▁trains ▁for ▁the