88-91 civic/crx oil pressure switch size???
 

Hey guys i just wanna know what size the oil pressure switch is on an 88-91 civic/crx si block? its bigger than 7/8" but smaller than 1" so wtf is it? i'm getting pissed off.. lol ;D

Re:88-91 civic/crx oil pressure switch size???
 

It's channel lock size. :P
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Re:88-91 civic/crx oil pressure switch size???
 

i tink its either a 22 or 23

Re:88-91 civic/crx oil pressure switch size???
 

maybe it's a metric size? ???

Re:88-91 civic/crx oil pressure switch size???
 

the switch itself is a male 1/8 BSP fitting. The block is a female 1/8 BSP threaded hole. both 28 threads per inch.

Re:88-91 civic/crx oil pressure switch size???
 

its a 13/16 inch

Re:88-91 civic/crx oil pressure switch size???
 

nope ur all smokin, it 24mm deep socket. been there done that about 6 times now.

Re:88-91 civic/crx oil pressure switch size???
 

13/16"= 24mm