500 96 rough running

500 96 rough running

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911gary

Original Poster:

4,162 posts

202 months

Sunday 5th February 2017
quotequote all
Last run out 2 weeks ago ran perfectly,this time after a few stop starts being moved around in workshop but not driven feels fluffy on one maybe two,pulls cleanly but feels down on power rough on idle,did have a plug foul on r/h rear cylinder so pulled that plug thinking it was the same issue but was fine,checked manifold temps first two were 320-340 both banks 3rd cylinder in both banks 191-201 rear two 320-340,surely not another cam as had an MC1 fitted about 20k ago ? Can only see a lobe as the connecting factor? What do we think?

Edited by 911gary on Monday 6th February 10:25

911gary

Original Poster:

4,162 posts

202 months

Monday 6th February 2017
quotequote all
all 8 replaced.

911gary

Original Poster:

4,162 posts

202 months

Monday 6th February 2017
quotequote all
Thanks for reply my only wory was the lobe is the only common item as both opposite cylinders were cold will get into it shortly will be so pissed if its a cam!!

911gary

Original Poster:

4,162 posts

202 months

Monday 6th February 2017
quotequote all
Thanks for the tip fair shout will get a set of leads and ive seen the protectors you mentioned thanks for the offer too its really appreciated wasnt a nice run home after paying good money getting outriggers done!!

911gary

Original Poster:

4,162 posts

202 months

Wednesday 8th February 2017
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I set of ceramic leads fitted now all fine what a joke those exstenders were, expensive but still crap only had them 3 months

911gary

Original Poster:

4,162 posts

202 months

Friday 10th February 2017
quotequote all
Ah must be same issue all good now thanks for reply