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More power out of b5254t(this has been done too many times I know) Topic is solved

Help, Advice and DIY Tutorials on Volvo's P80 platform cars -- Volvo's 1990s "bread and butter" cars -- powered by the ubiquitous and durable Volvo inline 5-cylinder engine.

1992 - 1997 850, including 850 R, 850 T-5R, 850 T-5, 850 GLT
1997 - 2000 S70, S70 AWD
1997 - 2000 V70, V70 AWD
1997 - 2000 V70-XC
1997 - 2004 C70

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matthew1
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Re: More power out of b5254t(this has been done too many times I know)

Post by matthew1 »

Also note that Lucky went out of business. :shock: :wink: So take his advice with a grain of salt.

And get a boost gauge.
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1998 V70, no dash lights on

1997 850 T5 [gone] w/ MSD ignition coil, Hallman manual boost controller, injectors, R bumper, OMP strut brace

2004 V70 R [gone]

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volvolugnut
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Post by volvolugnut »

swedespeed may have more Volvo moders.

volvolugnut
The Fleet:
Volvo: 2001 V70 T5, 1986 244DL, 1983 245DL, 1975 245DL, 1959 PV544, multiple Volvo parts cars.
Mercedes: 2001 E320, 1973 280, 1974 280C, 1989 300E, 1988 300TE, 1979 300TD, parts cars.
2009 Smart Passion
Ford: 1977 F350, 1964 F150 (2), 1938 Tudor Sedan
Farmall tractors: 1956 400 Diesel, 1946 A
And others.

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Post by Petskoi »

matthew1 wrote: 24 Aug 2022, 16:07 Also note that Lucky went out of business. :shock: :wink: So take his advice with a grain of salt.

And get a boost gauge.
Yup, ita cheaper to get a boost gauge, oil pressure gauge and a afr gauge, than it is to rebuild the engine xD

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Post by Petskoi »

matthew1 wrote: 24 Aug 2022, 16:05 Welcome to MVS, Petskoi. Here are some links that may help, food for thought.

19T, but otherwise the overall goal is the same: https://www.matthewsvolvosite.com/how-t ... -v70-fast/

Data, products, opinions:
viewtopic.php?t=51736
viewtopic.php?t=52023
This guy is a mad scientist xD wonder if he calculated the airflows to be preferable with the bigger maf etc.

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Post by Petskoi »

Update:
I was lucky enough to get my hands on a 16t for less than half the price!
I also bought blue injectors. Wooo, time to make (some) power! :D

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Post by Goupil »

I'm in the process of doing this, but it's not going well because I have somehow built a super16T that flows as much as a 20T :shock:
Overflowed the MAF, bent some rods, overflowed the injectors, started knocking again :lol:
1998 Volvo V70 B5254T M56
1994 Volvo 945 B230FT M90
1985 Volvo 240 B230E

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matthew1
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Post by matthew1 »

:shock: :x oh no!
Help keep MVS on the web -> click sponsors' links here on MVS when you buy from them.

Also -> Amazon link
. Click that when you go to buy something on Amazon and MVS gets a cut!

1998 V70, no dash lights on

1997 850 T5 [gone] w/ MSD ignition coil, Hallman manual boost controller, injectors, R bumper, OMP strut brace

2004 V70 R [gone]

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volvolugnut
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Post by volvolugnut »

Goupil wrote: 25 Aug 2022, 11:26 I'm in the process of doing this, but it's not going well because I have somehow built a super16T that flows as much as a 20T :shock:
Overflowed the MAF, bent some rods, overflowed the injectors, started knocking again :lol:
So. When making rockets, it helps to be a rocket scientist?

volvolugnutr
The Fleet:
Volvo: 2001 V70 T5, 1986 244DL, 1983 245DL, 1975 245DL, 1959 PV544, multiple Volvo parts cars.
Mercedes: 2001 E320, 1973 280, 1974 280C, 1989 300E, 1988 300TE, 1979 300TD, parts cars.
2009 Smart Passion
Ford: 1977 F350, 1964 F150 (2), 1938 Tudor Sedan
Farmall tractors: 1956 400 Diesel, 1946 A
And others.

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Post by Petskoi »

Goupil wrote: 25 Aug 2022, 11:26 I'm in the process of doing this, but it's not going well because I have somehow built a super16T that flows as much as a 20T :shock:
Overflowed the MAF, bent some rods, overflowed the injectors, started knocking again :lol:
The bent rods might be indicating too much boost too low at the rev range. I remember something like it needs to be ~0.7 bars under 3k rpm. Take this with a grain of salt tho, its a "trust me bro" statement

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Post by Goupil »

Petskoi wrote: 25 Aug 2022, 13:46
Goupil wrote: 25 Aug 2022, 11:26 I'm in the process of doing this, but it's not going well because I have somehow built a super16T that flows as much as a 20T :shock:
Overflowed the MAF, bent some rods, overflowed the injectors, started knocking again :lol:
The bent rods might be indicating too much boost too low at the rev range. I remember something like it needs to be ~0.7 bars under 3k rpm. Take this with a grain of salt tho, its a "trust me bro" statement
the bent rods were from me not looking at the data, doing a pull for logs, ran out of MAF unexpectedly so it was running super lean :?

The second time it started knocking makes no sense, there isnt anything wrong in the datalog :roll: I'm replacing the knock sensors and installing an oil pressure gauge this time (+ some H beam rods and new bearings)
1998 Volvo V70 B5254T M56
1994 Volvo 945 B230FT M90
1985 Volvo 240 B230E

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