Adding overdrive to a TH350? - The 1947 - Present Chevrolet & GMC Truck Message Board Network

68GMCCustom · 03-30-2010, 09:26 PM

700-r4 and 200-4r only require a a TV (throttle value?) cable...but it has to be setup right or you can burn up the new tranny.

coater · 03-30-2010, 11:22 PM

what about just going with a 400 with a lock up converter?

Conundrum · 03-31-2010, 08:08 AM

Quote:

Originally Posted by 68GMCCustom

700-r4 and 200-4r only require a a TV (throttle value?) cable...but it has to be setup right or you can burn up the new tranny.

You also need to control the lock up converter some how.

03-30-2010, 09:26 PM	#1
68GMCCustom Truck and auto performance nut Join Date: Feb 2007 Location: McKinney,Texas Posts: 3,848	Re: Adding overdrive to a TH350? 700-r4 and 200-4r only require a a TV (throttle value?) cable...but it has to be setup right or you can burn up the new tranny. __________________ Kurt - '68 GMC short step - NIB '09 LY6 6.0L crate motor w/mods, NIB '12 crate 4L85e w/billet 3k stall Circle D, 3.73 posi 12 bolt, DynaTech f-swap headers, 3/4 drop, handling mods, etc. - my toy '72 Chevy LWB C-10 Highlander - 350/350 ps/pb/tilt/ac - not original but close '06 Chevy TrailBlazerSS - LS2/4L70e - little black hot rod SUV - my DD '18 Kia Sorento - wife's econo-driver '95 Chevy S10 - reg cab shortbed, LS, 4.3, auto... my '68's powertrain and chassis build -links broken A surprise phase - carb to efi -links broken

03-30-2010, 11:22 PM	#2
coater Registered User Join Date: Jan 2010 Location: Leesburg,Ga. Posts: 359	Re: Adding overdrive to a TH350? what about just going with a 400 with a lock up converter?



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