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View Full Version : How is the oil collected from the top-end?



last shovel
06-11-2018, 05:26 AM
More specifically, is the oil from these exhaust cooling galleries (not the rocker-box interior spaces) returned by gravity, suction or is the set-up for constant pressure?
(if you please, the answer might be quasi-pertinent to some Shovelhead Theory* I'm conjuring uprolleye)

31358
31359

and thanks.




* "We use theory like a drunk uses a lamp post..... More for support than illumination.
A. Maslow