107″ setup going to Australia..30 Sep, 2016 in Head Hoggers tagged harley engine kits / harley engine machining / Harley Performance / Head Hoggers by headhoggers Just finished up one of our 107″ setups for a customer in Australia. Setup is 107″. Stage 3 heads,bored/ported 52mm TB, my CP Pistons, woods TW-999-6 cams, and woods lifters.