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Author: Subject: Which engine has the most bhp per £?
interestedparty

posted on 16/1/03 at 07:55 PM Reply With Quote
Which engine has the most bhp per £?

I've been wondering about this lately. The price would have to be for a nearly new engine or else a rebuilt one, and include all the necessary stuff for it to run it in a Locost situation
I used to think the Rover V8 was a good bet, but the rebuild prices are quite high, plus you need two exhaust manifolds etc
The 2ltr Zetec seems more promising, I haven't checked out rebuild prices, maybe £1000? but I know a pair of webers and the required ignition module add about £900 to the price, and then you should get 165bhp for £1900 so a pound/power ratio of £11.50
Anyone else got any ideas?

John





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chrisg

posted on 16/1/03 at 09:27 PM Reply With Quote
which engine has the most BHP per £

Well,

Mine!!!

It was free x 120 bhp is um..........good

Maths was never my strong point.

Seriously though, I'd put my money on the 2.0 Zetec, if only because it's a modern engine, more advanced.

Cheers

Chris

[Edited on 16/1/03 by chrisg]





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Stu16v

posted on 16/1/03 at 09:32 PM Reply With Quote
I think you may need to think of how you want the car to drive/perform too. IMO the best 'bang per buck' has to be a motorbike engine. A lightweight unit that comes with a free six speed sequential gearbox.It soaks up severe abuse and with 130+bhp, and all this ready to run for approximately a grand? On paper it's unbeatable. But then if other things are taken into account (would I need a reverse gear? Will it need dry sumping? Could I cope with it on a long run, or stuck in traffic? etc etc) then it may not be a viable option.

But if you can live with the 'quirks' they take some beating.

Cheers, Stu.





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stephen_gusterson

posted on 16/1/03 at 09:42 PM Reply With Quote
thrust ssc has two rolls royce avon engines making the equiv of 100,000hp. And I think they cadged them for free.

However, the sva inspector might worry about the exhaust guarding!


The cheapest engine with the most bhp is gonna be something standard and old.

In this country, we dont have many decent cheap engines from 10- 15 years ago making decent hp - can you name a bigger engine than the v8 rover in a uk family type car?

engines like the 2.5 litre vauxhall six, if you can get one, make 170hp but might not be cheap.

Liam's V6 rover/honda 2.7 is got to be a good bet - also 170hp and probably free.

however, its gonna be hard to mount and mate to a box.

The rover v8 in std tune is around 150hp and not too heavy. Is that such a bad proposition?

atb

steve






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interestedparty

posted on 16/1/03 at 10:15 PM Reply With Quote
quote:
Originally posted by interestedparty
The price would have to be for a nearly new engine or else a rebuilt one,



I really was thinking of a new or rebuilt engine. I suppose it's ok to build a car around an old engine, and I'm sure many of us do exactly that, but equally I'm sure that many people would prefer to start with a new or as new unit.

I take Stu's point about the bike engine but he hasn't mentioned any prices

John





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jollygreengiant

posted on 16/1/03 at 11:05 PM Reply With Quote
Jag dealer quoted £3000 for exc recon V12. Not sure of bhp someone work it out.




Enjoy.

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Wadders

posted on 16/1/03 at 11:08 PM Reply With Quote
Usually cheap=unpopular/unusual, but i'm talking about the car,not the engine,so what about for example a motor from a crash damaged late model 3 litre omega or something similar, bags of power for peanuts. I suppose the headaches will come from the electronic gubbins associated with modern power plants, and this is probably why most people go for the rover V8, old technology is easier to work with.

Al

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bigend

posted on 16/1/03 at 11:36 PM Reply With Quote
i like the idea of a jag V12, but are there anyone on here mad enough to use it!!!! 300 bhp for £3000= suicide
have you seen the size of them bastards, HUGE!!! to put it mildly, lol, it would take some sort of engineering just to get the thing to fit, besides which, with over 700lbs of metal in the front you can forget about turning the corners
so is there anyone mad enough?





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Metal Hippy™

posted on 17/1/03 at 12:16 AM Reply With Quote
If I had £3000 I'd probably have a go, but as it is I'll stick with the not quite so insane but insane enough 3.5 BMW S6....







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Jim

posted on 17/1/03 at 12:55 AM Reply With Quote
Just for info,

My 98 W Fireblade cost me £675 with all ancillaries and wiring loomm and delivered to my door. Bought one without wiring loom for £600. Both from scrap dealers and have engine numbers on them.

Senn them more commonly for £800 - 1500. No dry sump needed. Only thing I have found is that the clutch springs need replacing with stronger ones. £10 and an oil change

Cheers

Jim

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jollygreengiant

posted on 17/1/03 at 07:17 AM Reply With Quote
Heres one combination that our Scandinavian brethrin might have thought of/tried, sorry but I going down the Volvo thread here again, How about the Renault (3.0 or was it 2.9) V6 that was fitted to the 260's/760's. V6 silky smooth, high reving, injection, (little or emmisions crap), manual gearbox (with overdrive & RWD), live rear axle (trailing link type), disc brakes all round. (The same lump I believe as they used in that lurverly Renault rear/mid engined sports car [which I think was also turbo'd], Sorry again but my brains not working properly & I can't think of it's name.)
Sorry but no idea on BHP again. Any takers?



Enjoy.

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Simon

posted on 17/1/03 at 10:19 AM Reply With Quote
JollyGG

I think you're referring to the GTA Turbo. That engine, with (I believe) slightly different (longer to 2.7 from 2.5) stoke was also put into the Renault 25 Turbo, which went like the proverbial, and sounded wonderful.


As for John's original bhp for bucks question.

I paid £150 for ny R V8 and got 164bhp so 1.09bhp / £.

Different cam and homemade exhaust system might release another 40bhp at say £200.

£350 for 200 bhp

Hayabusa engine will cost £3000 for 175bhp

£17.14 / bhp

Turbo'ing that engine at £5000 will give approx 400 bhp for £8000 ie

£20 / bhp.

I'll stick with R V8, should last 200,000 miles, so I'll just clean up the outside, make it look nice, and worry about it, if it goes bang.

ATB

Simon
gives me

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interestedparty

posted on 17/1/03 at 10:21 AM Reply With Quote
quote:
Originally posted by jollygreengiant
How about the Renault (3.0 or was it 2.9) V6 that was fitted to the 260's/760's. V6 silky smooth, high reving, injection, (little or emmisions crap), manual gearbox (with overdrive & RWD), live rear axle (trailing link type), disc brakes all round.



Good thinking, Jolly, hadn't thought of that car, have to have a good look at one sometime. I like Volvos, and have a 940 estate for shopping trips
Thing is, though, engine is probably going to have done 150,000+ miles so whatever Volvo reckoned the bhp was when it was new isn't going to apply any more. Same could be said for most of the engines mentioned so far, manufacturers (new) figures don't apply to old engines, hence my saying about nearly new or rebuilt

John





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kingr

posted on 17/1/03 at 10:58 AM Reply With Quote
If you want a nice "out of the box" solution, what about a 4AGE from Raw? I seem to remember they go from around £1000-£1500 to £3000 for the rather nice sounding supercharged version putting out a tidy 200BHP.

Comparing a Turbo'd Busa to a V8 is a bit pointless since they're so different.

Steve - I think there might be noise level problems with twin jet engines too!! You can imagine the conversation though : "What is the maximum revs of your engine(s)?" "ummm, 80000Rpm"

Kingr

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interestedparty

posted on 17/1/03 at 11:11 AM Reply With Quote
quote:
Originally posted by Simon

I paid £150 for ny R V8 and got 164bhp so 1.09bhp / £.

Different cam and homemade exhaust system might release another 40bhp at say £200.

£350 for 200 bhp




I think you are being very optimistic there, Simon. New cam for a rover plus the cam followers ( you were going to change those as well, weren't you?) and you're up to £200 before you've touched the exhaust system. Also, to get 200 bhp from an old engine with a new cam is going to be very difficult. Speaking as a long time Rover V8 fan and rolling road user, I reckon you will be lucky to get 160.

I agree that you will still be getting a lot more bhp for your £1 than most other combinations I can think of

John





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Of society offenders who might well be underground,
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Simon

posted on 17/1/03 at 01:04 PM Reply With Quote
Kingr

I wasn't comparing R V8 to Hayabusa lump, just pointing out bhp/£ figs per John's orig posting. If I knew bhp / cost figs for other engines I'd have put them up too

John,

You're probably right. I was guesstimating on the side of optimism. The engine I have is from a P6 - originally rated at 164bhp. The exhaust will be more free flowing, and hopefully in line with Rorties (?) suggestions.

As for cost, £200 for a cam kit may be quite accurate, but I doubt the steel tube will cost much more than another £20.

ATB

Simon

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interestedparty

posted on 17/1/03 at 01:31 PM Reply With Quote
The reason I keep going on about nearly new engine or rebuild is because there is a big difference between what an engine can do when it is new and what it can when it reaches donor status. Anyone who ever drives a new car will appreciate this

The manufacturer's new bhp figures apply to new engines, not old ones.

John





As some day it may happen that a victim must be found,
I've got a little list-- I've got a little list
Of society offenders who might well be underground,
And who never would be missed-- who never would be missed!

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Jon Ison

posted on 17/1/03 at 05:36 PM Reply With Quote
Shock Horror............

for my money the 16v red top V/X will take some licking ???

there you all thought i was gonna say bike


couple a points though this "can ya live with a bike engine"

they are no problem in town, just like me they can be very "docile" and long runs ???
well at 70mph on motorways i have under 7k revs, thats nearly 6k under red line, how many revs does a normal car have left at those speeds ??? oh i forgot, most run out of revs not much past 6k, you either like em or don't, but these around town horror storys must come from people who aint tried em......

Mathew, remember the 30mph pull in top gear i showed you last saturday, get the gearing rite n its no problem...

all that said, if i was'nt bike powerd it would be 16v V/X there solid.



[Edited on 17/1/03 by Jon Ison]






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stephen_gusterson

posted on 17/1/03 at 07:52 PM Reply With Quote
quote:
Originally posted by jollygreengiant
Jag dealer quoted £3000 for exc recon V12. Not sure of bhp someone work it out.




Enjoy.


Jag v12 is a sweet motor but needs a manual box. There have been several on ebay in last few months at a few tens of pounds. I recon its totally ott and a non started for a locost!!!!!!!!

the engine is LONG and WIDDDDDEEEEE.

atb

steve


Try fitting this lot in - its a pic of the motor from my very own ex jag









Rescued attachment jag.jpg
Rescued attachment jag.jpg







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Metal Hippy™

posted on 17/1/03 at 09:56 PM Reply With Quote
If you ignore the mounting problems and you want bhp/£ out of a 3.5 get a frigged BMW like we did.

£300 and you get 218bhp (when it was new) and you'll be able to make one or two mods like removing power steering pump, decent air filter, better exhaust for not a great deal.... You'll get a few more horses. Nowhere near that with the Rover engine....

Now everyone argue....





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darren(SA)

posted on 18/1/03 at 08:24 AM Reply With Quote
I see the toyota has not come up too much here, In South Africa, this would be one of the easiest and cheapest engine to get hold of. Don't cry but you can get the 1600 16v for about R3000 and the 1600 20v for about R4000 max(both with around 60-80k on the odo). Parts,toyota (besides ford) are proberly the cheapest out of all SA's cars.Just for a price comparison, you could proberly pick up a 1600X-flow for around R2500-R3000 max!

What would you guys pay for the above engines? parts for the above engines?

You could pick up some twin 40's for around R900 , with a mainfold if you lucky

darren

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jollygreengiant

posted on 18/1/03 at 10:03 AM Reply With Quote
Nice thing about S. Africa is that our dearest Henry (ford) built the Capri with a proper engine, ---- a nice big V8 I believe.





Enjoy

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david walker

posted on 18/1/03 at 02:38 PM Reply With Quote
Robin Hood fitted a Jag V12 to one of their own cars about 10 years ago.

I agree with Steve though, a non starter for a Locost, much too big. I don't think they weigh 700 pounds though(?) On the bench and stripped of their ancilliaries they don't look all that bad. I bet a 6cyl beemer is as heavy. - Hippy, don't remove the power steering pump - you'll need it!





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Metal Hippy™

posted on 18/1/03 at 03:14 PM Reply With Quote
Can't remember the quoted weight but it's not as terrible as you might think for a big block 6.

As for the ps pump....

Nah.





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bigend

posted on 18/1/03 at 05:13 PM Reply With Quote
sorry mr walker i stand corrected you are right they don't weigh 700lbs as i thought, they weigh 680lbs as an installed wet weight, but hey, i wasn't far off, i know it's bloody heavy as i have removed one, in fact the bloody great thing is still sat in the corner of the garage waiting to be reinstalled at a later date, and steve, mine does have a manual box!!!!
i think metal hippy is going to be having a work out when your 7 is on the road, that engine of yours weighs 500lbs, i think thats a wet weight too?
this is all according to a site i've seen with engine weights specified, so please don't have a go at me if you know different





if it don't fit, hit it with a bigger hammer

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