mr henderson
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posted on 20/5/09 at 01:08 PM |
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Anyone know the cost of an engine cradle for a blade engined in a locost (book) chassis?
All in the title, really, except to add that if anyone knows any other of the costs in converting to a Fireblade engine from a knackered crossflow,
then me and my customer would be grateful to hear them
Thanks
John
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tegwin
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posted on 20/5/09 at 01:11 PM |
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Cradle materials?... £25... plus labour?
Propshaft?
Is the diff the right ratio?
Wiring loom alterations
New exhaust
Gear change mechanism?
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Dangle_kt
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posted on 20/5/09 at 01:19 PM |
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I had a converstion done on mine (zectec on bike carbs) to fireblade.
Costs are:
Wiring
Cradle
Prop
Exhaust
New fuel pump?
Coolant hose diameter might need new hoses
airbox/new airfilter back plate if on pipercross or similar
throttle return mechanism
gear change linkage or cables etc
clutch cable needs beefing up
Centre bearing plate needs welding in place
bear in mind that sometimes the exhaust exits through the chassis rail, so it needs cutting a relocating.
Its quite an expensive process, sometimes I wish I'd kept the zectec for the time and hassel factor, but I havent driven it yet, so I;m sure
I'll be chuffed once its done!
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mr henderson
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posted on 20/5/09 at 01:49 PM |
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Thanks for the replies so far, still keen to see some actual numbers if anyone has got any. It's the cradle that's the real issue,
I'd sooner buy one than fabricate it
John
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TimC
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posted on 20/5/09 at 01:53 PM |
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Cradle is £100 + vat from Aries.
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andrewcutchey
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posted on 20/5/09 at 02:10 PM |
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madrallysport was advertising one on Pistonheads, might be worth PMing him.
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mad-butcher
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posted on 20/5/09 at 04:36 PM |
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MK £105
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Steve Hignett
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posted on 20/5/09 at 07:56 PM |
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Why?
How are you going to know if a cradle is going to fit a chassis that (whilst built to a set of plans presumably) could be not a standard size?
Cradle's are usually always between £100 - £150 if you rung any of the manufacturers, so if you wanted to buy one then fit it, but obviously the
person owning the car could do that...
Obviously on top of getting the cradle is the engine positioning in that specific chassis. Also where the cradle itself fits in the chassis and prob
most importantly, how it fits to the chassis.
Just don't understand why you would rather buy one than fabricate three or four pieces of box section together???
quote: Originally posted by mr henderson
Thanks for the replies so far, still keen to see some actual numbers if anyone has got any. It's the cradle that's the real issue,
I'd sooner buy one than fabricate it
John
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mr henderson
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posted on 20/5/09 at 09:23 PM |
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quote: Originally posted by Steve Hignett
Why?
How are you going to know if a cradle is going to fit a chassis that (whilst built to a set of plans presumably) could be not a standard size?
Well, it is an MK locost, so I should be alright on the dimensions.
quote: Originally posted by Steve Hignett
Cradle's are usually always between £100 - £150 if you rung any of the manufacturers, so if you wanted to buy one then fit it, but obviously the
person owning the car could do that...
No, he couldn't. That's why the car is in my workshop. It's what I do for a living, now, help people build their cars if they get
stuck for one reason or another.
quote: Originally posted by Steve Hignett
Obviously on top of getting the cradle is the engine positioning in that specific chassis. Also where the cradle itself fits in the chassis and prob
most importantly, how it fits to the chassis.
Just don't understand why you would rather buy one than fabricate three or four pieces of box section together???
The cradles I've seen have been a little bit more elaborate than that. In any case, in effect he either pays me to do it, or buys a ready made
one from someone who has already done it many times. So it makes sense to go with the ready made option.
As far as the might not fit bit goes, as long as it fits the engine I don't mind modifying it a bit to fit the chassis, if necessary
John
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mad-butcher
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posted on 22/5/09 at 08:11 AM |
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Think the only issue you may have john is height, the indy is 1" taller than std locost chassis so if using one of MK's the sump would
sit lower than normal, so to get the sump ground clearance you would have to pack the top rail by 1" so you could have a bonnet clearance issue,
but agree with your logic of buying one
tony
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