holly 750 hp
#2
Senior Member
MASTER BUILDER
Join Date: Mar 2008
Posts: 173
750dp
older ones used to be 76 front and rear and front and rear had power valves. also saw others from fascvtory with 72 front and 80 rear and both still had power valves. go to holley site on internet or call holley tech thay are good with their cistomers art