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Re: new engines for the GMCs [message #316351 is a reply to message #316311] Thu, 20 April 2017 18:52 Go to previous messageGo to previous message
Hal StClair   United States
Messages: 971
Registered: March 2013
Location: Rio Rancho NM
Karma:
Senior Member
As I keep expressing, I'm a big fan of LS motors. I swapped an LS6 into my 1965 Vista Cruiser, have a 402ci LS stroker in a 1963 Corvette and my Chevy half ton has one as well. As Kerry states, they are fine on the level but load them at low rpm and they tank on low end torque and mileage goes into the toilet. Its not an issue about enough HP it's torque that really does the work.
I still think your oil pan mods will be a real tough nut to crack. The LS is a deep skirt block and the oil pump is located up front so the pickup runs to the rear through the pan. Just a quick look at mine and I see a real issue getting the right half shaft under the pan. Maybe using a dry sump system could get you the clearance but even then it will be touchy. Have you actually measured for this critical dimension? Interesting study though.
Hal


"I enjoy talking to you. Your mind appeals to me. It resembles my own mind, except you happen to be insane." 1977 Royale 101348, 1977 Royale 101586, Diesel powered, 1974 Eagle Bus 45',w/slideout, Rio Rancho, NM
 
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