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

clinebarger · 07-01-2013, 11:33 PM

Stock 700R4's have a "TV exhaust check-ball" That acts as a fail-safe if the TV cable breaks or becomes unhooked....Creates High Fixed Line Pressure, Keeps the trans from burning up right away. But running high pressure is bad too.

07-01-2013, 11:33 PM	#17
clinebarger Senior Member Join Date: May 2009 Location: Fort Worth, TX Posts: 6,370	Re: TH350>700R4 Swap Stock 700R4's have a "TV exhaust check-ball" That acts as a fail-safe if the TV cable breaks or becomes unhooked....Creates High Fixed Line Pressure, Keeps the trans from burning up right away. But running high pressure is bad too.