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Old 10-30-2022, 12:24 AM   #17
chev-obsession
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Join Date: Jul 2008
Location: kennewick, WA
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Re: Is this a TH400 or 4L80??

Quote:
Originally Posted by 57taskforce View Post
K30 is a guarantee if it’s an original automatic truck. in automatic form they only came with the 400/205. After the early 80’s there wasn’t even an option for a 205 in anything but the K30 if I’m not mistaken. 85-91 K30 has the most desirable round pattern 205 case. (what I pictured above) The 85+ stuff does bring good money when it comes up for sale.
Thanks for the info, I will keep my eye out for them. I’ve only ever seen a handful of K30’s but you never know what will pop up.
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