T Tree top flyer Member Supporting Member Joined Jun 28, 2021 Messages 28 Location Minden, Nevada Nov 2, 2025 #1 Did the 1989 Jeep YJ 4.2L engine come with a belt tensioner assembly? Mine didn't, and if they did, I am having a hard time finding one. Thanks.
Did the 1989 Jeep YJ 4.2L engine come with a belt tensioner assembly? Mine didn't, and if they did, I am having a hard time finding one. Thanks.
ytradio YJ Enthusiast Joined Aug 24, 2021 Messages 556 Location WV Nov 3, 2025 #2 Tree top flyer said: Did the 1989 Jeep YJ 4.2L engine come with a belt tensioner assembly? Mine didn't, and if they did, I am having a hard time finding one. Thanks. Click to expand... Not that I am aware of, my 89 does not. Possibly one with factory a/c.
Tree top flyer said: Did the 1989 Jeep YJ 4.2L engine come with a belt tensioner assembly? Mine didn't, and if they did, I am having a hard time finding one. Thanks. Click to expand... Not that I am aware of, my 89 does not. Possibly one with factory a/c.
Chief Hof YJ Enthusiast Supporting Member Joined Sep 21, 2020 Messages 146 Location NJ Nov 12, 2025 #3 This is an '89 with the 4.2l with A/C. No tensioner. I believe tension is set by the power steering pump. No A/C is similar, just a smaller belt.
This is an '89 with the 4.2l with A/C. No tensioner. I believe tension is set by the power steering pump. No A/C is similar, just a smaller belt.
ytradio YJ Enthusiast Joined Aug 24, 2021 Messages 556 Location WV Nov 13, 2025 #4 Chief Hof said: This is an '89 with the 4.2l with A/C. No tensioner. I believe tension is set by the power steering pump. No A/C is similar, just a smaller belt. View attachment 124349 Click to expand... Mine has 2 v belts , no serpentine.
Chief Hof said: This is an '89 with the 4.2l with A/C. No tensioner. I believe tension is set by the power steering pump. No A/C is similar, just a smaller belt. View attachment 124349 Click to expand... Mine has 2 v belts , no serpentine.
Chief Hof YJ Enthusiast Supporting Member Joined Sep 21, 2020 Messages 146 Location NJ Nov 13, 2025 #5 Copy...I was assuming he had a 4.2 with the serpentine set up...
