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Network Native
Join Date: Jan 2007
Location: SoCal
Posts: 10,349
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OB knock detection
I'm going to have the body of my intake off soon to rework the vacuum lines on my 84 Euro motor, and I am thinking "while I'm already in there" maybe I should put in a couple knock detector things even if they are only used during shark tuning and even then via some aftermarket box.
Any suggestions on which knock detection devices and/or box to use them with? |
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Registered
Join Date: Dec 2007
Posts: 247
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do a search on google for knock lite.
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Registered
Join Date: Jan 2007
Location: Mosier, Oregon USA
Posts: 48
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Quote:
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Louis Ott '90GT, 6.5L 585hp/535tq (NA) '91 GT (in rehab) '79 5 spd (mostly dead) |
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inventor
Join Date: Jun 2007
Posts: 136
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Up to 86.5, there is only room for one knock sensor, at the front. You'll need a used S4 plug to mount it. (AFAIK, noone has found a part number for it new.)
I used a KnockLite for the display. I also made a automatic retard using the KnockLite's 5v low output. After all this, I find that S3s are highly resistant to knocking. ![]()
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POWERED BY PORKEN 1986 928S3 AT grandprixweiß weinrot #11951988 928S4 MT polarsilberm sw/grau #1023 liftbars.com porken.com S300s.com
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Network Native
Join Date: Jan 2007
Location: SoCal
Posts: 10,349
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Something like one of these as the sensor?
0261231036 Bosch 1995 VW Golf Knock Sensor/Detonation Sensor; 520mm with Blue Plug Connector $42.48? |
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Registered
Join Date: Jan 2007
Location: Alaska
Posts: 55
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Quote:
I have an S4 plug and knock sensor to put on my engine, how would this system integrate with the LH2.2 & EZ-F brains using the sharktuner?
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Heidi... '86 928S #0223 {Isoch} Garnet Red Metallic/Burgundy (crispy) Helmut '86 928S #1396 {Droop} Guards Red/Slate Gray Beth.. '86 928S #2641 {Isoch} Garnet Red Metallic/Burgundy Stage III Supershark Nearing 500HP Zelda.. '86 928S #2698 {Droop} Meteor Metallic/Burgundy |
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Registered
Join Date: Jan 2007
Posts: 11,758
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Quote:
You are the man, Porken. Do you ever tune cars for money ? |
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Network Native
Join Date: Jan 2007
Location: SoCal
Posts: 10,349
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inventor
Join Date: Jun 2007
Posts: 136
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Any Bosch sensor will work. I used an S4 sensor because the pigtail keeps the connection out of the muck. Because I have the auto retard circuit, I didn't need the EZ-F air temp sensor, so I reused it's wires to the EZ-F for the sensor.
I have since reduced the KnockLite sensitivity to 11 (1 is most sensitive). On the dyno, I unplug it. The Vampire can retard individual cylinders, whereas my DIY circuit can only retard all the cylinders using the octane loop. ![]() thread That would be work! ![]()
__________________
POWERED BY PORKEN 1986 928S3 AT grandprixweiß weinrot #11951988 928S4 MT polarsilberm sw/grau #1023 liftbars.com porken.com S300s.com
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