1985 GMC S15 Engine Swap

MR.C.RICK

MEMBER
1985 GMC S15
6 CYL
4WD
AUTOMATIC
90,000 MILES

Can I swap the original 2.8 to say a 4.3 engine?
If so what years will match up?

Saturday, February 21st, 2009 AT 12:18 AM

1 Reply

JACOBANDNICKOLAS

MECHANIC
109,700 POSTS

Anything is possible, but get ready for a lot of work. The wiring harness will need replaced and you may have to change the computer. Also, fuel lines, motor mounts. Will need replaced or changed.

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