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Last edited by a911s; 05-30-2019 at 09:25 AM.
Randy Wells
Automotive Writer/Photographer/Filmmaker
www.randywells.com/blog
www.hotrodfilms.com
Early S Registry #187
Randy, I make the plug wire sets because there aren't any aftermarket ones that I like. I solder the brass ends on for the distributor cap end. The store bought crimp on ends are a bad connection waiting to happen, in fact we just ran across that again not three hours ago on a 914/4 with crimp on ends. Porsche soldered on the ends on 356's and early 911's ,,,,they knew what they were doing!
Early S Registry member #90
R Gruppe member #138
Fort Worth Tx.
Randy, all of my reading is that the braid-covered wires were for the CIS cars, not for MFI. They were supposed to address the exploding airbox problem. What did you decide to do?
I've got a 73.5 CIS car and have been trying to debug a miss that I think I've tracked down to ignition wires. I've improved it somewhat with replacing some plug connectors, but I ran the motor in the dark and could see the light show around the distributor cap. The braid-covered wires look like they've been there awhile, so I've decided to buy a new wire set. However, I've been trying to decide whether to replace with braided or no. I've read a good deal of comments here and on Pelican, but the evidence for both positions is anecdotal or circumstantial (please, no flames -- that's my reading).
Ed, what would you do in my position, braided or no? Just curious.
--Richard
Early 911S Registry #2337
The outer braided jackets are there to suppress the radio frequency emissions from the wires that would interfere with the in-car radio (the sound system kind).
1971 911S, 2.7RS spec MFI engine, suspension mods, lightened
Early 911S Registry Member #425
The braided wires were what Porsche thought might be cross firing blowing air boxes, that wasn't really the case, the blown air box problem pretty much went away with the later air box fuel distribution tubes, which got the fuel spray down into the manifolds instead of the plastic plenum. Use them for originality if that's what you like.
Early S Registry member #90
R Gruppe member #138
Fort Worth Tx.
Thanks, Ed. Sounds reasonable.
--Richard
Early 911S Registry #2337
Anyone know anything about the quality of the Stoddard repro's ?
OK or stay away ?
http://www.stoddard.com/911-1965-75/electrical.html
Du must schwein haben
901/05 #305701
Bultaco Metralla 62 M8
1968 BMW R69S
Early911SReg #606