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ghetto knock sensor

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wicked93GS

20+ Year Contributor
456
2
Nov 26, 2002
Nashville, Tennessee
I'm wondering if there is a way to jury rig a knock sensor...instead of having the computer have anything to do with it...can I just wire it to a light in the cockpit somewhere that flashes every time it gets knock count? theres several reasons I want to do this, I am going to convert a NT to a turbo with about 6 psi of boost, but I dont want to use a turbo ECU and have to mess with the wiring harness, I know you guys are going to say just to get the turbo computer and go through the hassle anyway because its safer and all....but I do not want the computer to pull timing automatically, I aim to tune it so I get no counts of knock at all, and by having this ghetto set-up I would be able to see everytime knock happened and tune accordingly....I know you guys will probably think this is a messed up way to do all of it, but I am just wondering whether it will work.....because then I wouldnt have to mess with the turbo ECU, and for fuel adjustments I could just use a SAFC, this car would never see more than 8 psi at most, and probably not more than 200 WHP max, otherwise I would just build the engine, but I would like a nice cheap turbo set-up to add a bit of power
 
essentially you could just install a factory knock sensor into the back of the block (there is a spot on the nt block although its on a different cylinder than the turbo block) and then you could just follow the knock sensor led mod listed on vfaq.com.

of course the best way to go would be an aftermarket JE knock sensor that could actually retard timing. not sure how its all wired in on our cars though since ours have them stock. but i'd imagine it's not terribly difficult.
 
I thought I read somewhere that the knock sensor was on the intake manifold...though that wouldnt make much sense now that I think about it(hey, I dont have a turbo so I dont know, well not turbo yet) but that would work fine I think, thanks
 
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