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**special-K** · 11-23-2019, 09:17 PM

Davischevy, you're not stupid afterall

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I have the '72 K2500 Pickup with original 350/TH350/NP205/4.10s & 285/75-16s.

I have the '95 K2500 Suburban w/original 350/4L80E/NP241/4.10s & 285/75-16s.

both get the same MPG

11-23-2019, 09:17 PM	#16
special-K Special Order Join Date: Nov 2004 Location: Mt Airy, MD Posts: 85,863	Re: 1972 K20: TH350 or 4L80? Davischevy, you're not stupid afterall ------------------------------------------------------------------------------------------- I have the '72 K2500 Pickup with original 350/TH350/NP205/4.10s & 285/75-16s. I have the '95 K2500 Suburban w/original 350/4L80E/NP241/4.10s & 285/75-16s. both get the same MPG __________________ "BUILDING A BETTER WAY TO SERVE THE USA"......67/72......"The New Breed" GMC '67 C1500 Wideside Super Custom SWB: 327/M22/3.42 posi.........."The '67" (project) GMC '72 K2500 Wideside Sierra Custom Camper: 350/TH350/4.10 Power-Lok..."The '72" (rolling) Tim "Don't call me a redneck. I'm a rough cut country gentleman" R.I.P. ~ East Side Low Life ~ El Jay ~ 72BLUZ ~ Fasteddie69 ~ Ron586 ~ 67ChevyRedneck ~ Grumpy Old Man ~