M8 love10 Feb, 2018 in Head Hoggers tagged harlay head porting / harley 4 valve porting / harley big inch kits / harley bore and hone / harley case service / harley cp pistons / harley engine building / harley engine machining / harley engine performance / Harley flywheel rebuilding / harley machine shop / harley machining / harley milwalkiee 8 head porting / Harley Milwaukee 8 kits / Head Hoggers / motorcyle mobile tuning by headhoggers Doing bunch of Milwaukee 8 heads here. Also some Proto type stuff as well with them again. These heads work very well when done right. Easy to not make them work for sure.