42 messages,
Last post on Dec 31, 2011 at 4:20 AM
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Chevrolet S-10 & GMC S15 Sonoma Forum.
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Chevrolet S-10, GMC Sonoma, Engine, Truck
#35 of 42 Jeep to S15 2.5L engine swap
by tractoraxle
Mar 24, 2010 (6:10 pm)
I have a 1985 S15 with a 2.5L Iron Duke. Threw a rod. Found a 88 jeep with an AMC 2.5L. I have been told that the bell housing will match up. Anyone know if the electrical, motor mounts and transmission (5 speed manual) will match up?
#36 of 42 2.5 to a 4.3 swap
by ryanator
Jan 05, 2011 (10:18 pm)
#37 of 42 2.5 to a 4.3 swap
by ryanator
Jan 05, 2011 (10:18 pm)
I have 91 sanoma 2.5 5 speed two wheels drive. I also have 90 blazer 4.3 5 speed. I want the 4.3 (and tranny) in the sonoma, and maybe the other in the blazer just to get rid of it but dont care. If i just pull the wiring harnes at the outside fire wall and leave it with the motor and pull the computer will it all plug back up to the other vehicles wiring harnes, to keep it as much OE as possible?
#38 of 42 Re: 2.5 to a 4.3 swap [ryanator]
by steve1958
May 17, 2011 (8:15 pm)
yes, this will work...
Jun 02, 2011 (3:30 pm)
I would like to know what kind of kit I would need to swap my 91 4.3 to a 350 small block in a 4x4 S10 blazer. Thank you for any advice that you can give me.
#40 of 42 Re: 4.3 to 350 swap [whitetailslam]
by 355s10
Jul 26, 2011 (9:09 am)
check jags that run. they have a full book on everything you will need. depending on if you are goin F/I.... you can easily get a harness from painlesswiring. the do v8 swaps in s10, jags... n a few other vehicles. you will need a flip kit for the radiator (4.3 radiator or vette radiators work) and 2.8 motor mounts from an older s10 will work fine. being a 91 is it TBI or carb??
#41 of 42 S-10 needs a motor
by shack4tom
Dec 20, 2011 (1:01 am)
Ok, I have an S-10 sitting there, its not moving cuz the motor died (RIP). I don't know which way to turn. Crate motor, junk yard motor, factory motor, rebuild the one thats in there or call the tow truck and get a hundred dollars? What should I do? I welcome all comments, maybe someone wants to purchase-I could make a deal. Concord NC. 2000, high miles but looks good, 2.2L automatic, navy blue. But I would rather keep it for my daughter and I to share. A bit sentimetal.