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when is an engine not an engine

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Old Aug 16, 2012 | 09:48 AM
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From: herts
Default when is an engine not an engine

probably a bit of a pointless question but something i was pondering...
At what point does an engine stop being the original part number,
if you take say a cvh and add..
new cam,modify the head,new inlet and exhaust manifolds,new oversize pistons,new rods ,bearings, machined out block,new crank,new flywheel clutch,gearbox etc etc
surely this is no longer a cvh??
don't ask me what it would be called though.
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Old Aug 16, 2012 | 10:14 AM
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From: Southampton
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modified?
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Old Aug 16, 2012 | 10:28 AM
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From: Stoke on Trent
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The engine surely would always be a cvh until you changed the head/block for a different one? IE zetec head on cvh block.
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Old Aug 16, 2012 | 10:31 AM
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From: West Mids
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Engine stops being an engine shortly after being mapped by EP if a thread I read is anything to go by

Seriously I'd say as long as it retained original external dimensions of the blOck and head casting then it's the same engine IMO
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Old Aug 16, 2012 | 11:33 AM
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From: essex,
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Now now! above..

it,ll always be a cvh (Compound Valve angle Hemispherical combustion chamber) the head and block determine this no matter what else you do.
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Old Aug 16, 2012 | 12:35 PM
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remember it's a hemi, so I claim its got heritage!

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Old Aug 16, 2012 | 12:39 PM
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From: herts
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Yeah makes sense I guess. Like the zvh hybrid
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