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Old May 28, 2017 | 01:43 PM
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Default ground strap at engine

I noticed that the engine ground strap on my 71, 350/270 is 18 1/2 inches long and is #2 gauge. What is the correct strap length and gauge?? I plan on making a new one from this old one if 18 1/2 inches is to long..
Thanks
Mike
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Old May 28, 2017 | 02:10 PM
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Hi Mike,
The original engine ground step on my 71 350/270 is 12-1/2" long from the center of the connector at the block to the center of the connector at the frame engine mount arm.
Regards,
Alan




Last edited by Alan 71; May 28, 2017 at 02:13 PM.
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Old May 29, 2017 | 10:40 AM
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Thanks Alan for the quick reply. I'll save few $$ by shortening existing.
Mike
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Old May 29, 2017 | 12:59 PM
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Even though it wasn't done that way at the factory, I would highly recommend that you not only crimp the end terminals on the wire, but that you solder them WELL, also. This will assure many years of a solid ground connection between the battery and the engine/starter. One of the downsides of only crimping those connections is that water will wick into the crimped wire joints and eventually degrade the integrity of the electrical connection.
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Old May 29, 2017 | 04:02 PM
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Shrink wrap over the end, just leaving the eye uncovered, will also help keep out the corrosion.
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Old May 30, 2017 | 11:10 AM
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if you don't have a monster soldering gun,
bubba says... you can use an electric stove element to heat the crimps,
and solder them onto the wire.
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Old May 30, 2017 | 12:57 PM
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Originally Posted by 69Vett
if you don't have a monster soldering gun,
bubba says... you can use an electric stove element to heat the crimps,
and solder them onto the wire.
Thank you Bubba, that's pretty clever.
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Old May 30, 2017 | 07:36 PM
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Uhh....I think that's what propane torches are for. A little flux; a little heat; and a string of solder will fully adhere each lug.
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