The 1947 - Present Chevrolet & GMC Truck Message Board Network - View Single Post

turp mcspray · 06-30-2018, 05:56 PM

Fwiw, I have ran type f, in all my th350 and th400 transmissions, for the last 30 years. I have never had any problems. You will feel a firmer shift with type f.

06-30-2018, 05:56 PM	#2
turp mcspray Registered User Join Date: May 2007 Location: Rapid City South Dakota Posts: 2,359	Re: TH400 redline type f? Fwiw, I have ran type f, in all my th350 and th400 transmissions, for the last 30 years. I have never had any problems. You will feel a firmer shift with type f. __________________ Turp Mcspray New life for an old 2wd, farm blazer http://67-72chevytrucks.com/vboard/s...d.php?t=505987 My Blazer build http://67-72chevytrucks.com/vboard/s...d.php?t=342299