Do the inferior sprung vehicles use Satan's arse lubricant by default ? In which case the cut & shut method may serve.
Superior vehicles use the auriferous liquid whose number is 89 + 1, and by it's number shall you know it.
Flying hither and thither it seeks out the smallest imperfection and unless your jointing skills are of Nobel prize standard some snottage is inevitable.
On the other hand it might work
