how to set the timing correctly

v6 4.3

Not adjustable.. ECM controlled!

what is ECM controlled

E lectronic C ontrol M odule .. (Computer) controlled timing.. Not adjustable!

ok how do we go about it

You don't .. *IT IS NOT ADJUSTABLE* .. Distributor can not be rotated.. It's locked into the correct position by the hold down bracket .. Has the distributor been removed? ............... Ok, no reply.. Good luck to you!

yes

Here is a YouTube video link on the install proceedure.. It is the same as your engine and must be done CORRECTLY!. .. When the job is finished, post the results so other readers can benefit! . ▪️http://youtu.be/LOR-9JZUUI0▪️

ok I will watch and still seek advice from you. Thank you

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