S sparks Joined Sep 8, 2006 Messages 989 Location Hayle Cornwall Apr 22, 2011 #1 Hi all, Can anybody give me the free length of the oil pressure relief spring. I think you once dabbled with this Bushie, any ideas. Oh it's an 04 550. Regards Sparks.
Hi all, Can anybody give me the free length of the oil pressure relief spring. I think you once dabbled with this Bushie, any ideas. Oh it's an 04 550. Regards Sparks.
bushmechanic Joined Jun 13, 2007 Messages 3,871 Location south east WA Australia Apr 22, 2011 #2 hi sparks 06 550 about 150 hrs 56mm free length 0.99mm wire diam approx 22.75 turns I bumped my oil pressure up about 10 psi by fiddling with the spring the gearbox is lubed partly by the spray that comes out of the pressure relief valve.. maybe something to watch
hi sparks 06 550 about 150 hrs 56mm free length 0.99mm wire diam approx 22.75 turns I bumped my oil pressure up about 10 psi by fiddling with the spring the gearbox is lubed partly by the spray that comes out of the pressure relief valve.. maybe something to watch