H26 conversion
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maz1
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Anyone know what is invoved. How good are they?
Thanks
Thanks
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HartgeH27
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Hartge H26 conversion was cylinder head work plus suspension. thicker ARBs, wheel, exhaust, ecu/chip, steering wheel, gear knob, 11 spoke Hartge Classic wheels, badges and if ordered body kit as well.
Ran on a 40% slipper in most cases. Produced around 190bhp and the few that were done in RHD were converted by Birds UK.

Ran on a 40% slipper in most cases. Produced around 190bhp and the few that were done in RHD were converted by Birds UK.
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StuBeeDoo
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HartgeH27
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No we are not talking 2554, the H26 had no capacity change, a common misnoma.
The H26 stayed at the standard 2.5 size Stu but called it the 26 which has lead to many thinking it was upped on cc.
The H27 used crank/conrods/lightweight pistons which gave it 2.7 whilst the H27SP had the additional ITB over the H27 raising the power to around the 220bhp.
HTH

The H26 stayed at the standard 2.5 size Stu but called it the 26 which has lead to many thinking it was upped on cc.
The H27 used crank/conrods/lightweight pistons which gave it 2.7 whilst the H27SP had the additional ITB over the H27 raising the power to around the 220bhp.
HTH
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maz1
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Birds uk still do the conversion involving cylinder head work and hartge ecu for around 1700 inc vat
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daimlerman
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Sounds like value for money to me,that's a 19bhp gain for less than 2k,add on a Hottuning manifold for £200 and you will have a nice motor..maz1 wrote:Birds uk still do the conversion involving cylinder head work and hartge ecu for around 1700 inc vat
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maz1
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thats what i thought. But all it involves is a different cam chipped ecu and skimmed head. I am wondering if Ant or anyone elso could get similar gains at a lower cost. For example with CAT CAM, skimmed polished head, wild chip from ant at A tech - would that not be similar gains.
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hongkongfuey
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or do a 2.7 for half that and be better
if there wern't people like me,
with cars like mine,
who would you put down to make yourself feel better?
with cars like mine,
who would you put down to make yourself feel better?
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maz1
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A decnt 2.7 costs alot more according to the figures been quoted by most people
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march109
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You would struggle!hongkongfuey wrote:or do a 2.7 for half that and be better
325i Tech 1 Touring, breaking.
2.5 high comp. M20, 3.64 LSD, Fully undersealed, Spax springs & Bilstein shocks, s/s exhaust, Alpina rep wheels and more.
2.5 high comp. M20, 3.64 LSD, Fully undersealed, Spax springs & Bilstein shocks, s/s exhaust, Alpina rep wheels and more.
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HartgeH27
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Its a whole more than a skim ..............is a good weeks work.maz1 wrote:thats what i thought. But all it involves is a different cam chipped ecu and skimmed head. I am wondering if Ant or anyone elso could get similar gains at a lower cost. For example with CAT CAM, skimmed polished head, wild chip from ant at A tech - would that not be similar gains.
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bss325i
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It is essentialy only a skim and a cam change. I spoke with Kevin Bird about what it entails and to see if it was available in diy form as i originaly thought it was a flowed head and possibly bigger valves but he said the complete engine was needed so they could work out the exact original compression ratio and machine accordingly to attain the suitable comp ratio.HartgeH27 wrote:Its a whole more than a skim ..............is a good weeks work.maz1 wrote:thats what i thought. But all it involves is a different cam chipped ecu and skimmed head. I am wondering if Ant or anyone elso could get similar gains at a lower cost. For example with CAT CAM, skimmed polished head, wild chip from ant at A tech - would that not be similar gains.
I aggree with maz1, i thought £1700 was a bit steep for what it is.
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HartgeH27
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Mmmm seems we are getting / have got conflicting information, I spoke to the guy who actually does the work and it involves more than just skimming.bss325i wrote:It is essentialy only a skim and a cam change. I spoke with Kevin Bird about what it entails and to see if it was available in diy form as i originaly thought it was a flowed head and possibly bigger valves but he said the complete engine was needed so they could work out the exact original compression ratio and machine accordingly to attain the suitable comp ratio.HartgeH27 wrote:Its a whole more than a skim ..............is a good weeks work.maz1 wrote:thats what i thought. But all it involves is a different cam chipped ecu and skimmed head. I am wondering if Ant or anyone elso could get similar gains at a lower cost. For example with CAT CAM, skimmed polished head, wild chip from ant at A tech - would that not be similar gains.
I aggree with maz1, i thought £1700 was a bit steep for what it is.
Still, whichever route, its a good conversion.
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M5pilot
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I've sampled a genuine H26 a few years ago, belonged to Geoff.
The performance was excellent, better than alot of 2.7's I've been in. The suspension was just awesome.
The full conversion is more than the sum of it's parts.
The performance was excellent, better than alot of 2.7's I've been in. The suspension was just awesome.
The full conversion is more than the sum of it's parts.
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daimlerman
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I reckon that Sal has just summed up the essence of good tuning with the phrase 'the full conversion is more than the sum of it's parts'...just what BMW achieved with the M3.And what we all are trying to do with our cars,some with more success than others.
Youth is wasted on the young.
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maz1
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if it involves a full topend rebuild then may be worth it. but it doesn't from what i was told.
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HartgeH27
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I second that, I used to drive a fair bit with Geoff and can second that it was a quick, roadsure and great sounding car.M5pilot wrote:I've sampled a genuine H26 a few years ago, belonged to Geoff.
The performance was excellent, The suspension was just awesome.
The full conversion is more than the sum of it's parts.
The Hartge recipe works !
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bss325i
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And a stunning looker! Sterling and oxblood!HartgeH27 wrote:I second that, I used to drive a fair bit with Geoff and can second that it was a quick, roadsure and great sounding car.M5pilot wrote:I've sampled a genuine H26 a few years ago, belonged to Geoff.
The performance was excellent, The suspension was just awesome.
The full conversion is more than the sum of it's parts.
The Hartge recipe works !
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HartgeH27
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bss325i
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HartgeH27
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Clicky the piccie and it will enlarge !
If you want I can email you them ?
(Sorry for off topic) ..........................
If you want I can email you them ?
(Sorry for off topic) ..........................
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bss325i
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I've saved it now in full size, thanks.HartgeH27 wrote:Clicky the piccie and it will enlarge !
If you want I can email you them ?
(Sorry for off topic) ..........................
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Andyboy
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The early H26 was 2554, later 325i based cars are 2494. The later H26 was a nicer car than any C2 2.7 I've driven - loads of performance and really smooth and revvy. If you could replicate Geoff's engine 100%, you wouldn't need a 2.7. It makes a healthy standard 325i feel really slow.
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bss325i
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Geoff's H26 needs to come back into the limelight.
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Simon13
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you best go to ireland looking then Barry!
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dimebag_from_hell
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