I'd love to find just a 426 Hemi motor in 1:16th that I could set out to detail, myself.........But they seem to be difficult to find! (I haven't even found an expensive one!)
[ame="http://www.ebay.com/itm/Testors-Lincoln-Mint-Metal-Series-426-Dodge-Hemi-1-16-Scale-/161318603748?pt=Diecast_Vehicles&hash=item258f568be4"]Testors Lincoln Mint Metal Series 426 Dodge Hemi 1 16 Scale | eBay[/ame]
[ame="http://www.ebay.com/itm/DODGE-HEMI-426-RACING-ENGINE-LIBERTY-CLASSICS-1-16-SCALE-DIE-CAST-REPLICA-/360935468031?pt=Diecast_Vehicles&hash=item54096e2bff"]Dodge Hemi 426 Racing Engine Liberty Classics 1 16 Scale Die Cast Replica | eBay[/ame]