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cam · 07-19-2003, 04:42 PM

I know this is probably a silly question, but can someone please tell me which automatic transmission I have in my pickup?

1975 K10 350

In the glove box the transmission is listed as "1M40" is this a 350 or 400 turbo hydromatic?

Thanks for your Help!

07-19-2003, 04:42 PM	#1
cam Registered User Join Date: May 2002 Location: Helena, MT, USA Posts: 64	Which Transmission do I have? I know this is probably a silly question, but can someone please tell me which automatic transmission I have in my pickup? 1975 K10 350 In the glove box the transmission is listed as "1M40" is this a 350 or 400 turbo hydromatic? Thanks for your Help! __________________ 1970 GMC 1/2 ton 307 4spd 1970 dorF dump runner