tachometer question

[mogger7]

guys I picked up a new tach for a m35a3 which I know nothing about its new never used Can someone tell me if its for a 6cyl or 8 cyl motor and where I might finf a plug for the6 prong connector on the back
Thanks
mogger7

 

[cattlerepairman]

Here is some info on plugs that look like they might fit: https://www.alibaba.com/product-det...ml?spm=a2700.7724857.main07.95.2bd13975PLk9ve
Here is some info on the tach. Also, if you contact Erik's, he might have a fitting female plug: http://www.eriksmilitarysurplus.com/taform312.html