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Old 03-03-2008, 01:20 PM   #1
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Knock Sensor Location In a 1970 block

Im putting a 358 1970 Block in my Caprice and i need to know where the Knock sensor should go
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Old 03-03-2008, 01:54 PM   #2
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Re: Knock Sensor Location In a 1970 block

Doesent it replace a certain freeze plug?
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Old 03-03-2008, 02:05 PM   #3
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Re: Knock Sensor Location In a 1970 block

IDK thats what TBI chips guy told me.. but im not sure his exact words put it in the water jacket.....

SO the only way to do that without redrilling the block use the Freeze plug
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Old 03-03-2008, 02:48 PM   #4
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Re: Knock Sensor Location In a 1970 block

It's not a freeze plug.

It goes in the pass side block drain hole.

All SBCs, from 55 up, have that hole. Before there was the necessity for a knock sensor, there was usually a pipe plug in it.

Take the pipe plug out of your block and put the KS there instead. Don't forget to put a bit of sealer on the threads, and don't over-torque it, as that makes it SUPER sensitive. Use the Loctite/Permatex "automotive pipe thread sealer with Teflon" and about 12-15 ft-lbs.
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Roughly paraphrased into modern English, and applied to figuring out what's wrong with your car:

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Old 03-03-2008, 02:50 PM   #5
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Re: Knock Sensor Location In a 1970 block

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Old 03-03-2008, 02:55 PM   #6
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Re: Knock Sensor Location In a 1970 block

If you using block hugger headers you won't be able to install it in the drain. I need to find somewhere to install mine. I'll probably re-thread the hole above the oil filter to NPT.
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Old 03-03-2008, 02:59 PM   #7
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Re: Knock Sensor Location In a 1970 block

I wish i had headers Im broke as a Joke.... reusing the stock Manifolds for now till my money gets right......

Someone want a 1971 Ford Torino GT 3grand no rims Magnum 500s extra for 18s n 20's
http://www.torinocobra.com/guest_htm/travis_johnson.htm

http://www.impalassforum.com/vBullet...d.php?t=194626

So i can FIx my wagon on up
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Old 03-06-2008, 07:56 PM   #8
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Re: Knock Sensor Location In a 1970 block

woo hoo another caprice owner! what year. did you come over from impalassforums per chance?


never mind i didnt see your sig right away.

Last edited by rocko350; 03-06-2008 at 07:57 PM. Reason: im a blind ******
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Old 03-07-2008, 09:44 PM   #9
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Re: Knock Sensor Location In a 1970 block

lol yeah im on ther ha ha
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Old 03-07-2008, 09:44 PM
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