Ohh to have blokes of the likes of Maurice, Dunstall , Duggan, Irving and Foster with the lets just have ago it attitude around again ..The Rotary valve heads for Holden 6's, The twin and single .overhead cam head conversions, Fitting Falcon cast 2v high port heads , Chrysler 6 HEMI heads to Holden 6's, Bolt on SOHC kits for Chev / Ford V8's too .