Not at-all, i am just pointing out that the current location is the best. No need for moral high ground of working in motorsport at 'high' levels, assume that makes you more knowledgeable than someone who works in banger racing or maybe a mechanic or even more knowledgeable than the DIY'er? :-/
I don't mind being corrected, so please tell me in your opinion, the superior location for a DIS pack?
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As he is not replying to your posts any more, might I suggest that the superior postion is anywhere that one would like to put it in the engine bay that one is happy with. It dosent have to be bolted to the rear of the cylinder head just because GM put it there. In fact you could argue that the dispack actually gets hotter as a result of it being in contact -albeit indirectly- with the head than mounting it as you put it 'in the heat of the engine bay'
Totality agree, I've modified a few of GM's choices, but the the problem with DIS is where else to put it? V6 bay is tight as it is. Its a real struggle to mount just 6 LPG injectors, and they are tiny! Only space big enough is behind the oil filler, its more open to elements there, and more engine heat, and possible fluids from scuttle foam.
Also its only once in cars life it needs to be replaced, it maybe slight pain to get access but its only a once in a cars life job, its not like cam covers or oil changes.
If one bolt is being a git, magic socket it out, or, get sammy on it, just 2 bolts would be enough to hold its replacement.
OP asked if it can be moved, you can if you want to. But my opinion is that it should stay, think most would agree