sounds like a cracked manifold if so you can weld it back together
 
			
			 
					
						 
					
						 
					
						 
					
						 
					
						 
					
						 
					
						 
					
						 
					
						 
					
						 
					
				
			
			 
			
				 
 
				sounds like a cracked manifold if so you can weld it back together