i have a 1986 capri with volvo aq 125b 270 outdrive and im trying to figure if i need to take the exhaust manifold off to replace the engine exhaust bellow.not the lower drive bellow.cant find anything on youtube or any forums,im trying to save myself the 100 dollars an hour and im very mechanically inclined and have alot of tools,but never worked on an i/o this is new to me .i need a brief description of where to start,my engine overheated,i replaced the broken sea pump,and had water leaking from my exhaust bellow when i took it back out,i loosened the hose clamps and see there is only a inch or two between the manifold and pipe do i need to take the manifold off or is there a trick to this.please help.