Few EVO builds wrapped up21 Nov, 2018 in Head Hoggers tagged 80" EVO horsepower / big hp harley / custom cp pistons / haley horsepower / harlay head porting / harley 4 valve porting / harley bore and hone / harley engine building / harley engine kits / harley engine machining / harley engine performance / Harley flywheel rebuilding / harley race engines / Head Hoggers / motorcycle mobile dyno tuning by headhoggers (updated 2192 days ago) Just got done with a few EVO builds. Should be fun as heck! The little EVO’s that could. Lol