This has probably been covered before so if it has I apologise.
Is there a difference between a 1256 Viva engine and a 1256 Chevette engine?
In particular with regards to the head and head bolts?
Any assistance would be appreciated.
redfirenza wrote:externally they will be the same, internally the main & big end bearings changed, also the rocker posts and tappet adjusting nuts changed size depending on engine number, you might even get the bonus of a Bosch distributor!
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