bart
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posted on 7/9/17 at 04:07 PM |
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engine change in road car and road tax
hi all
I have long contemplated a Mazda rx8 and doing an engine swap , probably 2.3 ecoboost
the other option was an LS3 in a porche boxster , and yes they do fit.
? to all
1) apart from insurance do I have to tell inform any one
2) do I need an sva test
3) if the new engine has a lower emission's than the standard engine does this cut the road tax
any help would help my pondering.
BE ALERT > BRITAIN NEEDS LERTS
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nick205
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posted on 7/9/17 at 04:23 PM |
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No expert, but I think the rules regarding testing and inspection of the vehicle are governed by whether any structural modifications have been made
to the chassis. Both the RX8 and Boxster being monocoque this may be a slightly grey area.
There's a chap on here fitting an Audi 1.8T into an RX8 - forget his username, but he may well know the legalities better than I do.
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nick205
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posted on 7/9/17 at 04:26 PM |
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Think this is the user...
john-t5
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bart
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posted on 7/9/17 at 04:27 PM |
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thanks for that
BE ALERT > BRITAIN NEEDS LERTS
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chillis
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posted on 8/9/17 at 09:57 AM |
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So long as there are no changes to the body structure ie cutting bulkheads etc then you are unlikely to need an IVA.
You will need to inform the DVLA and provide proof of the engine change and that you rightfully own the engine you have fitted.
Your insurance will probably want an engineers report.
The replacement engine will need to meet the same exhaust emissions requirements as the original RX8 engine. As for tax it will remain as for the RX8
unless you want to go the HUGE expense of full emissions certification.
HTH
Never under estimate the ingenuity of an idiot!
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