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Diablo_niterider
01-22-2008, 11:22 AM
am reducing the sump size on the f4i , have managed to do so by 40mm can do more but i need to know what have other teams done to the relief valve , one solution is to build ur own small valve and stuff it inside,

please suggest some solution and possible problems i mite face

Diablo_niterider
01-22-2008, 11:22 AM
am reducing the sump size on the f4i , have managed to do so by 40mm can do more but i need to know what have other teams done to the relief valve , one solution is to build ur own small valve and stuff it inside,

please suggest some solution and possible problems i mite face

VFR750R
01-22-2008, 04:00 PM
Plug it off and run an external bypass off the end of the main oil gallery, back to your sump.

Bonus: You'll be able to externally adjust your oil pressure.

JamesWolak
01-22-2008, 05:53 PM
We modify the stock one to sit at a 90 from the block.