...up the OFH parts in his OFH video. Probably would not put it in my car but who knows! Is that the spring that ExtremePSI sells as MD015988 ? I thought for a minute it might come from the same OFH used by the 1991 Galant non-Turbo which is one Jafro measured. But I guess not, because...

MD015988 - 1.8 mirage spring MD098626 - 1.8 mirage stub shaftI weld my water pipe ports. The one for the turbo and the OFH feed. The thermostat I removed the nipple and tapped it to 1/8 npt and used a Allen set screw.-Daniel

...part number for the mirage spring? I can't remember it.Edit: Found it. Here's a link to ExtremePSI if anyone is curious. Also the part number is MD015988...

...balance shafts. You could port the relief valve or change out the spring to lower the max oil pressure. The lower pressure rated spring (MD015988) is rated for roughly 75psi. I found it has kept my oil pressure at a max of 85psi from 4000rpm to 7000rpm. I'm honestly not sure which is the...

...drop the pressure increase to the expected +10psi per 1k rpm increase.What I am thinking of doing is getting a 75 psi rated relief spring (MD015988) just so I'm not seeing 90psi nearing 5k. If the oil pressure creeps up past 75psi with that spring, then I'll port it. Thoughts?If you guys...

Has Any one installed MD015988 on spring to their car? Interested of outcome. I have evo3 ofh w/o porting and idle is fine 14psi. Seems to shoot around 100psi at 7k with 5w-40. Just looking to get it around 80 without lowering idle oil pressure. Any good ideas? How much 30w oil affects? Thanks!

...the balance shafts. porting the oil filter housing is usually the fix. you can also get a lighter spring from a mirage I believe that will allow the piston in the oil filter housing to release the pressure sooner. jnztuning has them I think. I got mine from the dealer md015988 is the part...

You won't find the oil filter housing at a parts store. You'll have to go OEM.JNZTuning.comPart number MD015988 for a spring [This is for guys with high oil pressure, so you might want to disregard this] Whole new bracket Part Number MD199775