Big inch Saturday!! in Head Hoggers tagged 124 dome pistons / big hp harley / big HP setups / engine building. / haley horsepower / harlay head porting / harley 4 valve porting / harley big inch kits / harley bore and hone / harley case service / harley cp pistons / harley cylinder boring / harley engine machining / harley engine performance / harley go fast / harley machine shop / harley milwalkiee 8 head porting / Harley parts and accessories / Head Hoggers / motorcycle mobile dyno Have 4 big inch engines going together in the clean room, 4 more on the self up next and more bikes on there way here for setups. What’s sleep? Lol If you want the big HP/TQ you know where to find us.