m42 tuning
Moderator: martauto
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reggiesbabe
- E30 Zone Newbie

- Posts: 41
- Joined: Thu Jul 31, 2008 11:00 pm
hi folks im thinking of doing a m42 swap and i just wondered what kind of power could i get from a tuned m42 engine while spending say 250 300 quids has anybody done ITBS and how hard is it ,if its not great i might just stick with the m50 project
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E30BeemerLad
- Married to the E30 Zone

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- Joined: Mon Mar 28, 2005 11:00 pm
- Location: Norfolk
Poxy gains on the M42 for a few hundred quid I would have thought (assuming it is running sweet in the first place)
I would stick with the M50 project, if you need any M50 bits related to the swap let me know as I have a few spares knocking about, including a plug & play loom for a non-vanos M50, M52 manifolds, E36 engine mounts(legs)
I would stick with the M50 project, if you need any M50 bits related to the swap let me know as I have a few spares knocking about, including a plug & play loom for a non-vanos M50, M52 manifolds, E36 engine mounts(legs)
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DanThe
- E30 Zone Team Member

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You wont get any reasonable amount of power for £300, stick another zero on the end and you should have a good NA 200hp engine
£300 should be enough to get the M50 in and working
£300 should be enough to get the M50 in and working
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sweep
- Married to the E30 Zone

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- Location: spares & repairs in sheffield
I dont understand why people do 318is m42 engine conversions..
Poor sound and engine note of a 2litre pinto.
Poor sound and engine note of a 2litre pinto.
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tomtomiS
- E30 Zone Camper

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sweep wrote:I dont understand why people do 318is m42 engine conversions..
Poor sound and engine note of a 2litre pinto.
thats hardly fair, comparing it to a ford....
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sweep
- Married to the E30 Zone

- Posts: 10112
- Joined: Sat Mar 15, 2008 11:00 pm
- Location: spares & repairs in sheffield
Yeah thats below the belt im sorry 
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Scruffymurphy
- E30 Zone Regular

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- Location: Ireland
M42 swap is staright forward, so there's not alot involved for the amatuer. You'll be doing well to get more than 145bhp from one in good shape with a chip though. The only way to get decent power from them is supercharging or a 2.1 build.
I would go for the M50 swap also if I was living in the UK. the M42 makes sense in Ireland since our car tax is criminal. €900 per year for a 2.5 and €500 for a 1.8.
I would go for the M50 swap also if I was living in the UK. the M42 makes sense in Ireland since our car tax is criminal. €900 per year for a 2.5 and €500 for a 1.8.


