Pushrod metal itself was my first thought though I was leaning toward expansion/contraction (heat cycling) causing the tube to expand and crush the seal then contract and cause an even bigger oil leak. Can one successfully anneal the push rod metal at bellows or would that mean "entering a world of pain" ? (apologies to "The Dude". [movie reference] ) Neil. On 6/22/16, Stuart MacMillan <stuartmacm@gmail.com> wrote: > ..... I'll bet the old pushrod tubes are the problem, not the seals. > They may get less malleable as they age, and after stretching them for > reuse they may not have the flexibility they once had, and that leads to too > much pressure on the seals.
-- Neil n Blog: Vanagons, Westfalia, general <http://tubaneil.blogspot.ca> 1988 Westy Images <https://picasaweb.google.com/musomuso/New1988Westy> 1981 Westfalia "Jaco" Images, technical <http://tubaneil.googlepages.com/> Vanagon-Bus VAG Gas Engine Swap Group <http://tinyurl.com/khalbay> |
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