hello new here i would truly appreciate any help! well i have a 66 mustang that im putting in a 67 289 and matching up a 3 speed toploader to heres my problem i got a bellhousing that i was told would work cast #C5AA-6394-B "69-73 302", the flywheel is cast#C30E-6380-B "63 289" i cant get a starter to fit my mechanic says its too far from the flywheel can i not use a 69 302 bellhousing with my 67 289 or do i need the bigger flywheel and would this resault in imbalance please help thanks!