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-   -   Pertronix ignitor (http://forums.pelicanparts.com/porsche-911-technical-forum/985458-pertronix-ignitor.html)

hienz 01-26-2018 08:28 PM

Sound like Old Pointer is the winner for my 911s. Gapping pointer has always a piece of cake for me, even old pointer can be clean up with sand paper for temporary use to get to destinations of trips before it needed to changed out. Thanks for all inputs.

Jonny H 01-26-2018 11:37 PM

Quote:

Originally Posted by Steve@Rennsport (Post 9902307)
I haven't had too many failures, however my complaints are with uneven cylinder-to-cylinder timing variations. I've seen as a much as 4 degrees which can spell BIG trouble if you are a little aggressive with total timing or get some substandard fuel.

Caveat Emptor if you use them.

Current Bosch QC of points is terrible so this is a conundrum. :)

Yes, exactly. The cylinder timing variation can show as a slightly uneven idle.

Agreed with new Bosch points too. Check where the red plastic landing pad is riveted to the metal. Often, the pad is split by the rivet on assembly. Went through a box of 50 and threw half of them out! :eek:

fanaudical 01-27-2018 05:53 AM

I've been running Pertronix in my 911 with no ill effects for several years.

Question - Other than points, what's the next "go to" replacement? Crane optical pick-up? Other suggestions?

cmcfaul 01-29-2018 11:23 AM

Best improvement for the money you will ever make. Install and forget.

Points and setting dwell is a PITA. Petronics is how the car runs with the perfect point set up but all the time.

Chris
73 E

gomezoneill 01-29-2018 11:36 AM

Quote:

Originally Posted by cmcfaul (Post 9905116)
Best improvement for the money you will ever make. Install and forget.

Points and setting dwell is a PITA. Petronics is how the car runs with the perfect point set up but all the time.

Chris
73 E

How is setting the points a PITA it takes 5 minutes? Only needs to be done every 10,000-15,000 miles. I'll tell you what is a PITA breaking down on the road with a Pertonix unit in your distributor.

cmcfaul 01-29-2018 11:52 AM

setting dwell is a PITA. a zillameter move makes a huge difference on Dwell. Will run good for a long time. Will run great for a few thousand miles

dicklague 01-29-2018 05:12 PM

Quote:

Originally Posted by hienz (Post 9902308)
Sound like Old Pointer is the winner for my 911s. Gapping pointer has always a piece of cake for me, even old pointer can be clean up with sand paper for temporary use to get to destinations of trips before it needed to changed out. Thanks for all inputs.

pointer? we are talking ignitions here not dogs.

dicklague 07-19-2018 05:58 PM

Quote:

Originally Posted by gomezoneill (Post 9905133)
How is setting the points a PITA it takes 5 minutes? Only needs to be done every 10,000-15,000 miles. I'll tell you what is a PITA breaking down on the road with a Pertonix unit in your distributor.

HOW do you get 10-15k miles out of point adjustment?

Jonny H 07-19-2018 09:55 PM

^ We’re working on a high quality solution for points replacement. Should be available end of the year.

911pcars 07-21-2018 10:22 AM

I had a Crane XR-1 kit on my RS spec 2.7 for years with zero issues, but that's just another anecdotal opinion

It might be a toss up between Pertronix and Crane pointless IGN. conversions given gradual product revisions and improvements (btw, Crane evidently sold their ignition biz to FAST). The main difference between the two systems, QC issues aside, is their switching mechanism: optical (Crane) and magnetic (Pertronic) and any compatibility issues with the tach. Any concrete HP/torque assertions between either one is suspect. These and other similar products have been around for years. By now, I'd think most issues of compatibility and longevity have been addressed. Here's one of many discussions:

Pertronix vs Crane Ignition

Sherwood.

Jonny H 07-21-2018 02:03 PM

Quote:

Originally Posted by 911pcars (Post 10115828)
By now, I'd think most issues of compatibility and longevity have been addressed.

Or the bean counters have cost reduced the products to the point that the the quality has suffered?

Hold one of those magnetic collars to your ear and shake it, you can hear the magnets rattling around!


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