Hello anyone know if there is a way to find out how many 1966 skylark conv, with factory v6 are around Im restoring one and the buick book states there were only 608 made..My data plates states it was built in baltimore on the 4th week of oct. seems they should of been producing 67s Thank you for any help....Karl .....update in my restoration ive put new lifters in [had a bad one ruined valve]new rocker arm painted as close to original paint blue mist poly added buick rallys white parade boot new door panels.also duel exhaust with cross over pipe for better sound. Has any one seem a 4 barrel manifold for these 225 motors i havent seem one yet...Thanks Karl