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Neutral Safety Switch (1957 Dodge D100 - flathead six - 3 speed manual transmission)


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Posted

Greetings,

 

I have a couple of questions.

 

1.)    Did a neutral safety switch come with a 1957 Dodge D100 (flathead six, manual transmission), and

2.)    If so, where would the switch be located at?

 

Background

 

1.)    I rewired the truck using a Kwik Wire kit.

2.)   I am no longer using the master cylinder below the floorboard on the frame. I installed a master cylinder/booster combo on the firewall.

3.)   The Speedway Motors adjustable combination valve I am using comes with a brake stop light switch on it. So, I intend to use that.

4.)   The Kwik Wire kit also has wiring provisions for a neutral safety switch. I have failed in locating a switch on the truck.

5.)    My understanding is that the pressure switch that was on the old master cylinder (on the frame), in front of the battery (under the floor) was my brake stop light switch.

 

I have not been successful in googling to see about some type of universal neutral safety switch that I could somehow mount in order for the clutch pedal to enable the switch. The actual clutch pedal rod is not thick enough to drill a hole within it in order to fabricate a chrome roller/something of that nature to press against a switch. I also have not figured out any type of bracketing arrangement I could use that would not look tacky. My thought was to have a switch inside the cab, near the pedal, not in the engine bay somewhere on the firewall.

 

It seems important to have a neutral safety switch wired. However, I have seen search results of folks that have bypassed their switches.

 

I would love to hear your suggestions.

 

Eddie

Posted

I can say my 58 did not have the neutral safety switch, for this era it was only common on the one equipped with an automatic....odds are you may not have a reverse light switch either.

 

Yes the round pressure switches commonly found on the T's of the brake lines function as your brake light switch.  

Posted
Quote

 

I don't recall any of that vintage ever having a neutral switch on a manual trans.   My 56 is getting a clutch safety switch which will open the start circuit unless the clutch is depressed.   Fairly easy for me as it is also getting the firewall mounted pedals from a 60.

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