06-24-2022, 10:14 PM | #1 |
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Perfect b58 daily driver fueling setup?
Interested to hear your ultimate daily driver fueling setup.
Currently e30 on mhd stage 2 with stock hpfp but looking at mhd flex and a hpfp upgrade with stock turbo for low torque. I don't have any aspirations to upgrade my turbo but equally wouldn't feel comfortable running the oem snail maxed out. I'm 400-450whp now I guess but would like to see a solid 500whp at which point I'd cap it off and stop chasing numbers. What would your next steps be at this point? |
06-24-2022, 10:39 PM | #2 | |
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B58 _gran_coupe_638.50 |
06-25-2022, 12:20 AM | #3 |
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TU Pump with MHD ECA for flex fuel will be your ideal setup. Switch from pump 91 or 93 up to E40 and the tune will self adjust without having to worry about blending all the time or switching flashes.
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B58 _gran_coupe_638.50 |
06-25-2022, 09:16 AM | #4 |
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I was running the MHD E40 HPFP map using E50-60 and was still getting timing drops. I then went to the 93 HPFP map and run about E15-20 (4 gal E85 to full tank of 93). My mpg increased by only 2 but now I have zero timing drops and feel it is a much safer daily setup. It's probably only 420whp but still feels fast compared to the regular 93 maps
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B58 _gran_coupe_638.50 |
06-25-2022, 11:03 AM | #5 | |
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What do you mean by timing drops and why not HPFP 95 map ?
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2018 340i 8AT RWD - M Sport - Catless MPPSK - Stock Turbo - Stock HPFP
-------- Tunes: Self Made Tunes - MHD ------ Fuel: 92RON/87OCT -------- |
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06-25-2022, 03:26 PM | #7 |
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B58 _gran_coupe_638.50 |
06-26-2022, 10:17 AM | #8 |
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06-26-2022, 10:40 AM | #9 |
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Yeah not able to hold timing is no good, HPFP 95 has been there for a while very close to E40 map but less aggressive give it a try.
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2018 340i 8AT RWD - M Sport - Catless MPPSK - Stock Turbo - Stock HPFP
-------- Tunes: Self Made Tunes - MHD ------ Fuel: 92RON/87OCT -------- |
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06-26-2022, 12:31 PM | #10 | |
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https://www.bootmod3.net/log?id=625e...90c64a0a337863 |
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06-26-2022, 12:56 PM | #11 | |
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Timing holding up really well, cylinder 6 lagging a bit at top end but one cylinder lagging is not considered dropping.
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2018 340i 8AT RWD - M Sport - Catless MPPSK - Stock Turbo - Stock HPFP
-------- Tunes: Self Made Tunes - MHD ------ Fuel: 92RON/87OCT -------- |
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06-26-2022, 01:03 PM | #12 |
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You are at the perfect daily setup. Once you go further and break the ice you'll just continue to chase gains.
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talontdone174.50 |
06-26-2022, 01:19 PM | #13 |
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06-26-2022, 01:38 PM | #14 |
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Could be but it looks normal, if same cylinders is always lagging check coil and plug.
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2018 340i 8AT RWD - M Sport - Catless MPPSK - Stock Turbo - Stock HPFP
-------- Tunes: Self Made Tunes - MHD ------ Fuel: 92RON/87OCT -------- |
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06-27-2022, 04:54 PM | #15 |
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I appreciate your wisdom and insights on my logs. I hope overall the tune that Im running is considered "conservative" as I specifically said I wanted it to be on the conservative side.
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06-28-2022, 03:35 AM | #16 |
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IMO yes and very reasonable.
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2018 340i 8AT RWD - M Sport - Catless MPPSK - Stock Turbo - Stock HPFP
-------- Tunes: Self Made Tunes - MHD ------ Fuel: 92RON/87OCT -------- |
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06-28-2022, 11:51 AM | #17 |
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Catted DP, TU pump, BM3 w/Flex Fuel sensor, stage 2+ multimap tune
Passes emissions with a quick flash without any hardware removal/reinstallation Can run on any quality or mix pump gas without reflashing Can run on a completely stock car or new/locked DME with no tune present. Runs smooth as stock with insane power gains. |
06-28-2022, 01:32 PM | #18 |
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Hey man I just got sent a revision and these are my logs: https://www.bootmod3.net/log?id=62bb...729b427d92aeb6
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06-28-2022, 01:54 PM | #19 | |
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Looking very good would be even better if you add a little more Ethanol as Timing is starting to struggle (not dropping) a little bit at the end of 4th gear - beginning of 5th gear.
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2018 340i 8AT RWD - M Sport - Catless MPPSK - Stock Turbo - Stock HPFP
-------- Tunes: Self Made Tunes - MHD ------ Fuel: 92RON/87OCT -------- Last edited by IMS-340C; 06-28-2022 at 02:31 PM.. |
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06-28-2022, 04:48 PM | #20 |
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Alright for sure I was thinking of targeting E31.xx. Should I target more towards E32 (ex: E31.8) or stick to E31 (ex: E31.4)? I had a little dip on the TU hpfp at 4500 RPMs at E30.00-E31.00 so I may just target exactly E31
Last edited by blacksapphire440i; 06-28-2022 at 04:56 PM.. |
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06-28-2022, 05:06 PM | #21 |
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Go for E32 tu pump shoud hold up no problem.
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2018 340i 8AT RWD - M Sport - Catless MPPSK - Stock Turbo - Stock HPFP
-------- Tunes: Self Made Tunes - MHD ------ Fuel: 92RON/87OCT -------- |
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06-28-2022, 05:25 PM | #22 |
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