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Duratec 2ltr 300bhp


DSL

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Darren

 

Not many people have managed to get 300 out the 2.0. SBD claim their kits will do that but strangely they won't build you one and won't guarantee you will get it if you build or get a engine built with their kit.

 

Could you go with a 2.3? Easy to get your 300 if you do.

 

Jason

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Cheers guys, if it happens its not for a 7 install but a prototype 2lts sports race car, hence the 2.3 is out of the equation *thumbup*

 

I did hear that the current SBD kit gives an alleged 317bhp, as you point out they don't get involved with building them so make's it all a bit of a leap of faith to go down that route *confused*

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I have never heard of any normally asperated 2L Dtec making a true 300BHP although I believe it should be possible. I understand that the SBD 2L results were obtained from the rolling road ( track & road run by the two Steves) I suspect that a lot of choc hob knobs were eaten.

As Mike says supercharging wil get you well over 300bhp, I think Mick Attree is up to 325 bhp on his

 

As to cost, from my experience`you would require a steel bottom end , forged pistons,big valved CNC high port head, Dtec 80 cams,big TBs and dont forget the Hob Knobs. cica £12k using all new parts.

 

Rob

 

Edited by - Rob Walker on 5 Nov 2012 10:19:53

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How much power do you want? Stupid question i know, but depending on how much you are prepared to spend, and further engine spec limmitations as yet unknown, there are other higher power but more costly options.

 

for instance RST V8 in 2 litre guise will produce more than 300 HP iin NASP configuration.

 

Russel has a 2.3 V6 also and when supercharged that will produce 600HP. NATASP unit is around 340 HP and it may be possible to reduce capacity to meet your target.

 

recently I saw a 1600 V8 at his shop produced for a customer in motor sport limited to engine size in his class.

 

Power, and lots of it, is available, just depends if you are ready to pay the real price.

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Mike I wouldn't really NEED more than 260bhp to be very competitive but 300bhp would be nicer under the right foot if it does comes to fruition 😬

 

What I definitely would not want is a boat load of hassle that the small bike derived engines often seem to be for competition use *smile*

 

One of the cars that I'm looking at currently runs a bike derived V8 (not sure but think its a RST) & has been nothing but trouble in this installation despite having spent a fortune on it for a number of years now, its currently burning a lot of oil......

 

 

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Sadly Ammo isn't building new engines any more so I don't think he's an option but it may be worth a call as he may be able to guide you in the right direction or tell you whether it's realistically possible or not.

 

From what I've seen 260bhp is fairly straight forward but beyond that I'm not to sure with a 2.0l.

 

Cheers

Rob

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DSL, having one in my car,I fully understand your caution, but the key word in your post is "installation", the more power you seek to extract from any engine, the more crucial the surrounding parameters become.

 

Bike derived engines can be just as reliable as anything else, at comparable power levels to "normal" engines, and beyond, providing the installation is correct, but they do tend to require a lot more attention to detail.

 

I suspect the same would apply to a Duratec at the power level you seek.

 

 

 

Edited by - Mike Biddle on 5 Nov 2012 18:13:54

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Hi Mike, yes I know that making sure the vital fluids are all taken care of properly is super critical in the jewel like super fine tolerance bike based motors, been there got the T shirt 😳 I have had a top(ish!) spec Busa 7 for years & its great on the short duration hill's & sprints, the engine of choice *thumbup*

 

However for circuit racing despite my few years of more or less trouble free Radical racing experience I would still prefer the added robustness of a production based tuned car motor, that is unless I'm not paying, have a team running the car for me with a spare free issue motor or two in the back of the truck 😬 *thumbup*

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The latest SBD 2.0l Duratec engine produced about 307 bhp (8,800rpm) and 200lbft (6,900rpm) on the two Steve's rolling road. As at least one major international vehicle manufacturer trusts their R/R results I'm inclined to believe it.

As has been said, SBD and other component and kit suppliers mainly don't build customer engines any more and leave it to specialists.

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