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Author: Subject: BEC Novice
cfc999

posted on 15/11/13 at 05:05 PM Reply With Quote
BEC Novice

I'm thinking of changing the engine in my Sylva Striker xflow powered hill climb/ sprint kit car
Was thinking of going down the bike engine route.
I'm on a very tight budget so was wondering what options have I got.
I've got around 1k to spend and have limited mechanical skills.
Could be interested in sharing the car if someones willing to help with the build (I live in Lancs)
There's a chap near me selling a complete zzr1100 (see add on here) that can be started and ridden.
The car isnt registered and I'm planning on using it for hillclims/sprints and track days.
Please see my archive for pics.
Cheers
Chris.

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Andy B

posted on 15/11/13 at 06:29 PM Reply With Quote
Bearing in mind you are on a really tight budget, I would stick to a well developed and tried and tested path and go for a carbed blade, - dynojet kit, heavy duty clutch springs and a baffle plate run with an overfill and you have a fairly good package. Lighter than the ZZR, more power to weight, loads of parts available, lots of upgrades developed for it later on and an all round good performer.
The initial set up might be slightly more than the ZZR but it will pay off very quickly
Oh yeah and the car will be quicker!
Andy
PS if you want to chat BEC Iam in at the unit all weekend on 01449 736633 - 10am onwards - more than happy to tell you what I know.
Andy

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cfc999

posted on 15/11/13 at 09:09 PM Reply With Quote
Thanks for the info will give you a ring tomorrow.
Cheers
Chris

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adithorp

posted on 16/11/13 at 09:00 AM Reply With Quote
It's probably out of budget but THIS SETUP would be nice and as it's coming out of a Striker should fit easy enough.





"A witty saying proves nothing" Voltaire

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cfc999

posted on 16/11/13 at 09:52 AM Reply With Quote
Thanks for the heads up. Have sent him a u2u.
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cfc999

posted on 17/11/13 at 09:43 PM Reply With Quote
quote:
Originally posted by adithorp
It's probably out of budget but THIS SETUP would be nice and as it's coming out of a Striker should fit easy enough.

Tried contacting the above member but as yet nothing.
Will post a msg on this thread and see if he responds

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chrism

posted on 18/11/13 at 12:28 PM Reply With Quote
Here some info about the ZZR1100 I have in a text file on my PC, its from quite a few years ago when I was researching an engine to put into a terrapin single seater that I didn't end up building.

Might be if help to you even if it is a bit out of date.


I chose the ZZR1100 after reading a review of a Dax Rush in one of the magazines. Still got it on a tif somewhere! Anyway, they said it had a good wide power band, decent gear change and a useable clutch.

The only experience I'd ever had of a Seven was a mates well sorted VX powered Caterham, so I knew what ever I built would have to have legs on it if I was to keep up!

Then I went out as a passenger for a few laps in MK's purple demo car at Donington show one year. That had a blade engine in it, and although I loved the initial acceleration and the sequential gearbox, it was lacking a little at the top end. We were fast into the corners, but were getting passed by a Sierra Cossie, so I decided that the extra displacement of the ZZR over the blade (200cc) was in fact nearly 25% bigger was what I needed!

I got my original engine, carbs, loom, cdi, coils and clocks for £750 I think. That was a few years back though, when blades, ZX9R's and R1's were over a grand.

Fitting the engine was OK, but MK hadn't done one before, so they didn't have a template. Cue wife driving the engine down to MK a week before it was due to be collected!

The sump is pretty deep, see Indybird and my threads on this. But the GPZ900 sump is almost a straight swap and about 50-75mm shallower.

MK managed to get mine in under an Indy bonnet with a bulge bonnet with room enough for a decent air filter.

After that, I had to get a splinded adaptor for the drive. MK supplied one, but it was for a ZX9, which didn't fit. Cue me posting the redundant sprocket down to them, and them making a custom one for me for the same price.

Also bear in mind that no-one has off the shelf exhaust manifolds like they do for blades, busa's etc, so there is a bit more expense for a custom made manifold. I got a local company, AAS to make me an almost equal length 4-2-1 system for £300 or £400. (Which IMHO sounds brilliant, and feels like it flows brilliantly, and looks cool!)

It passed it's pre-SVA "MOT" emissions, being on carbs it's not too strict. Failed at SVA, but then passed at the re-test, after leaning out the idle screws a bit. No CAT / power commander / air bleed system for a ZZR, so a bit of a saving there.

History wise, the first engine I got from Colin didn't have a second gear, or rather it wouldn't stay in gear. Passed SVA with it and racked up about 1,000 miles on that engine, until one day an oil hose split (to the cooler) (LESSON LEARNED - DON'T RE-USE 10 YEAR OLD RUBBER HOSES!). After I replaced the hoses, re-filled the oil it still drove for another 500 miles, until it wouldn't stay in 1st or 3rd anymore, so I retired that engine.

Second engine came from ebay for a much more reasonable £250 (turned out to be nicked though!). Anyway that one lasted about 1,000 miles until the big end (no 3) went. Cue sound of a lump hammer in a biscuit tin.

This is apparently a common failure even when in a bike, let alone when installed longitudinally in a BEC. When I stripped the engine down, I found an inch long length of white cable tie blocking an oil way. I can only assume that some previous owner had let it get in the engine at some point and it had worked it's way round. (I know it wasn't one of mine, cause it was white, and being properly anal I only ever use black ones!)

So the next engine came from a breakers in Nantwich? or somewhere, again for a very reasonable £250. Touch wood this one is a keeper! It's done another couple of thousand miles and several trackdays.

Saying that I've just missed out on buying another spare engine on the bay for £200!

Better to treat them as disposable as a full gasket set is £150! So a re-build is un-economic.

So, in summary, you get what you pay for. £200 buys you a ten year old 1100cc bike engine on carbs which put out 140bhp (plus) in the original bike. In a car, with a dynojet kit and a free flow exhaust it might do 160bhp, with all the inherent risks of running an old engine. £2000 will buy you a new ZX14 engine on FI with 10 miles on the clock.

I chose the former, cause it is low cost builders. At the moment, I have 7 lives left before I break even on a ZZR1400!

On the road I can easily keep up with R1 powered cars, out gun x-flow and pinto powered cars. I also managed to embarrass a new Caterham CSR260 on one blat. Admittedly he was two up (had his wife in the car) but I could out brake him into corners and keep up accelerating out of them. I also managed a faster pace across the moors cause he was grinding his dry sump on the crown of the road!

Sorry if I've gone on a bit, but it is my pet / specialist subject! If you need any help with the install, let me know! If you want a passenger ride first, then we can meet up at the first show of the year?

HTH

Cheers

Mike





----------------------------
A little hard work never killed anyone, but why take the risk!
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cfc999

posted on 8/1/14 at 09:43 PM Reply With Quote
U2U sent Mike
Cheers
Chris

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