84 k10 ls swap 6.0 - The 1947 - Present Chevrolet & GMC Truck Message Board Network

Tellis · 07-03-2015, 01:54 PM

currently under the knife on my ls swap. I bought the truck with motor already mounted and psi harness. I ran fuel lines and then decided to tear the truck apart

its got sm465 205 but I want to go ahead and swap it to an auto thinking
4l80e which Id have to swap out the t case to which I have found a 208 from a 86 k5 military with turbo 400 trans and everything ive read says it should have the 32 spline output shaft has anyone ever changed input shaft on a 208 from 27 to 32 incase it isn't the 32?

07-03-2015, 01:54 PM	#1
Tellis Registered User Join Date: Jun 2015 Location: Ringgold, Ga Posts: 3	84 k10 ls swap 6.0 currently under the knife on my ls swap. I bought the truck with motor already mounted and psi harness. I ran fuel lines and then decided to tear the truck apart its got sm465 205 but I want to go ahead and swap it to an auto thinking 4l80e which Id have to swap out the t case to which I have found a 208 from a 86 k5 military with turbo 400 trans and everything ive read says it should have the 32 spline output shaft has anyone ever changed input shaft on a 208 from 27 to 32 incase it isn't the 32?

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