Reply to thread

This site may earn a commission from merchant affiliate links, including eBay, Amazon, and others.

Message: <blockquote data-quote="westgl" data-source="post: 98354" data-attributes="member: 2025">Just for the halibut, Cause i love halibut.The Stock, matched tube Runner size, for the Type IV manifold plenum.Those tube runners are suppose to fit a 914 or type III & IV VW pancake engine.Tube size that came with Plenum, Is 1.400" OD inside outlet x 1-1/4"ID inside of plenum outlet, then out side of outlet, the tube tapers down (like a funnel) to 1-1/8" OD the rest of it's length, and is maybe slightly larger than 1.00" ID.These tubes could be used, possibly, but they would have to be built up at the Oem manifold end, then tested.With the 2ea Oem manifolds Modified, twisted to point directly at the heads intake port, a straight tube like this could be used, If i did use these tubes i would leave the runner as long as possible and run these runner into the oem manifolds past the rubber maybe touching the alum. inside of them, then wrap the exterior of tube with gorilla tape to take up the slack/difference between the tube and the Oem rubber manifold for making a good seal.Torque would be impressive.I wonder where power would be over all, in mid to upper?But testing would need to be done.</blockquote>