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JDMClifford
01-10-2007, 09:37 AM
s13 red top sr20det

i cannot figure out whare this plug goes, its about an inch big black circle that looks like it bolts into something under the intake amnafold its hooked onto the 2 plugs onto the rear on the intake manafold, whare does it go?

jlinder
01-10-2007, 09:54 AM
Knock sensor

JDMClifford
01-10-2007, 10:54 AM
ok all done thank you very much