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Neutral safety switch 4 speed - disable?

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Old Nov 18, 2011 | 09:09 PM
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Default Neutral safety switch 4 speed - disable?

I dont feel i need the clutch pedal on the floor to start the car.
Makes starting it while tuning a real chore - getting in and out to start the engine.
Anyone short the switch wires permanently to remove its function?
Thanks, charles
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Old Nov 18, 2011 | 09:43 PM
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Do you actually have to have the clutch in, or just have the tranny out of gear?


Scott
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Old Nov 18, 2011 | 09:54 PM
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After learning by experience at the race track that it's an advantage to be able to move a car out of harm's way by creeping on the starter (yes, it is bad on the starter, but much better than getting T-boned by someone doing 160), I purposely omitted the neutral and clutch safety switches on my shark. That said, don't blame me if you or someone you fail to inform of this mod inadvertantly runs into/over something when starting the engine.

TSW
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Old Nov 18, 2011 | 10:43 PM
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I left it out of mine when I converted to 4-speed happiness four years ago, and I have yet to run over myself or crash into the back of my garage...
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Old Nov 18, 2011 | 11:27 PM
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When this feature first came along, I thought it was nuts, but after 40 years in the shop, I have had a few close calls with them trying to run over me when I reached in to bump the starter. Maybe they ain't so stupid after all.
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Old Nov 19, 2011 | 12:03 AM
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It is a good fail safe as Wombvette mentioned... For me, (and not drag racing) I would rather error on the safe side. You could jump the wires for tuning if you don't have a helper.. ..

IMHO,

Willcox
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Old Nov 19, 2011 | 09:56 AM
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Karol I wasted about two hours troubleshooting a wire problem that didn't exist because one of my guys that was vertically challenged, didn't push the pedal down far enough...
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Old Nov 19, 2011 | 10:41 AM
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I know a guy who had a major accident by doing this. He has bee na car guy all his life so he is no rookie. He was adjusting the carbs and had the door open and one leg in and standing on the other leg. He hit the key and the car fired up and was at WOT. It was in gear and the car dragged him through the back side of the garage and out into his yard still dragging him. His foot was mangled broke it all up and tore a lot of skin off. Probably should have killed him. The only thing that saved it was the shelf on the wall had a bucket of bolts. The ydropped on the motor and the nuts were ingested in the motor and it shut the motor down after about a 100 feet. Lucky to be alive. Destroyed the garage and did a number on the car and him. He was layed up for 6 weeks. Not worth it IMO.
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Old Nov 19, 2011 | 11:51 AM
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a standard automotive relay will plug directly in place of the oem clutch switch connector.
depending how you wire it up it can be an interlock , or a bypass, or a theft Deterrent.
Me personally, the tought of someone having an accident,
without the clutch interlock in place, would be a large burden to live with.
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Old Nov 19, 2011 | 11:01 PM
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From: Graceland in a Not Correctly Restored Stingray
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Originally Posted by 69Vett
a standard automotive relay will plug directly in place of the oem clutch switch connector.
depending how you wire it up it can be an interlock , or a bypass, or a theft Deterrent.
Me personally, the tought of someone having an accident,
without the clutch interlock in place, would be a large burden to live with.
Got me thinking... Wiring in optional functions would let one to keep the safeties (default) while allowing selection of creep mode and/or anti-theft mode. Might just design such a "system" for mine, while I'm under the dash anyway.

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Old Nov 20, 2011 | 09:31 AM
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Originally Posted by Crahm
I dont feel i need the clutch pedal on the floor to start the car.
Makes starting it while tuning a real chore - getting in and out to start the engine.
Anyone short the switch wires permanently to remove its function?
Thanks, charles
I ALWAYS jumper the clutch switch all ALL my vehicles. Reason: when you crank the engine there is NO oil pressure. that puts a lot of stress on the thrust bearing. Have you ever torn down a manual trans chevy with an active clutch switch? I have. The thrust bearing was shot and the crank thrust area was so worn I tossed it into the trash.

When I bought my 2000 Hardtop (in 2000) the day after I got it home, I jumpered the clutch pedal switch.
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Old Nov 20, 2011 | 11:15 AM
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Soon after I purchased my vette a friend came over and wanted to take it for a drive. I said sure. The vette was parked in the garage. My friend thought I had an automatic but I have a 4 speed. The shift pattern was covered up by a wood overlay. Needless to say he started the car in gear and it lunged forward nearly hitting the garage wall. The movement also caused the shifter linkage on the tranny to bind. The previous owner had removed the neutral safety switch. I plan to reinstall the safety switch at some point. In the mean time, I installed a 4 speed shift pattern badge from a late 60's vette on top of the wood overlay to remind anyone driving the vette that its a 4 speed.
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