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Unread 07-08-2014, 11:46 PM   #1
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1989 YJ Wrangler 
Join Date: May 2013
Location: fontana, ca
Posts: 255
4.2 89 yj

Will this fit a fuel injected 4.2 258 supercharger


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Unread 07-09-2014, 09:07 AM   #2
Mike Romain
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1986 CJ7 
Join Date: Nov 2007
Location: Off the Grid in Chester Grant, Nova Scotia, Canada
Posts: 17,582
I am thinking you need to match up your type of fuel injection for them to fit on. None of those were for a 258 which is a longer stroke engine than a 4.0 which might have some bearing on the application. I would just contact them and ask. They should have all your answers.
86/00 CJ7 Laredo, 33x9.5 BFG AT's, 'glass nose to tail in '00, 'New' frame,wires and plumbing in '09. Carter BBD Carbed 4.0 HO in '10.
89 YJ Renegade. BBD Carbed 4.0 HO. Locked front and rear with 33x9.5 BFG AT's
Some Canadian Bush Jeep Runs and Build Photos: http://mikeromainjeeptrips.shutterfly.com (10 new albums added Sept 16/10)
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Unread 07-09-2014, 02:29 PM   #3
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1989 YJ Wrangler 
Join Date: Dec 2011
Location: , San Angeles
Posts: 810
probably not without a 4.0L head and front accessory system.
'89 YJ, 4.2L, ax-15, B&M shifter, 1" BL, TJ flares, '99 intake, '91 EFI, 5.0L explorer injectors, GenRight tank & stretch, 35" ProComp Xtreme muds, 52" chevy springs rear, 44044 Ranchos front.....
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