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I have a 78 CJ7,4.2 with the Howell EFI and I have talked a little about changing to the 4.0 head, what I need to know is what to get intake and exhaust from, I would like a header, but I have EGR on my jeep and I think I need to keep it for smog inspection here in California. Is there a more...

I have a 78 Cj with Howell EFI, runs pretty good, but I want more power, I understand going to the 4.0 head will give me about 40HP more, which is the HO head, will that work as well, What header do I use in these cases, and do I use my stock manifold. I need to pass CA smog too, so a header has...

I have a 78 CJ7, I have added Howell EFI, dana 44s little bit of lift, 35s and 4.10 gears. I plan on changing over to the 4.0 head for some more power. I have a T18(b?) trans and a dana 20 Transfer case, The T-18 that is supposed to be in my jeep has a 6.35:1 first gear, but that was a T-18A...

I have a CJ I want to go to fuel injection, looking for Howell FI used or maybe a complete engine from a wrecked CJ, or from a CJ that went to a V8, 4.0 or 4.2, need any computer stuff with this, and I am in the SF area in CA Needs to be smog legal. Drop me an E-mail frankbg68@gmail.com

Hi everyone, I went on the Rubicon trail 2 weeks ago, I made it through. I learned a few things about my jeep that weekend, it's pretty tough, it could use a little more power, 33s are a little on the small side for the Rubicon, and I need to now make a new spare tire holder/bumper. And even...

I would like a family cage or to add on to my 4 point roll bar on my 78 CJ7, anyone got something for sale near SF?

I would like to change out my AMC20 rear axle and Dana30 front for a 4.10 geared set of scout axles 44 and 44, or 44 rear and 30 front, If the front scout is a 30, I'll just take the carrier, out of both and use a CJ5 axle I have(Dana44, 3.73), but IF they are both Dana 44s, how do I change the...

OK, so I have this Cj7 with a dana 30 in front, a dana 20 in the rear. I got a dana 44 with a posi, and 3.73 gears for the back. I can buy a Detroit Ez locker for that as well from a friend, and another locker for the 30 from a different guy. I also have an unknown diff carrier which has...

Hello, new to the forum here. Wondering how my 78CJ7(4spd,6cyl) will do on a Rubicon trail run with the Stock 20 rear and 30 front axles, should I even bother putting lockers/true track/limited slip in these axles? I have 33 inch tires and want to do some trail runs. I hear 44s are the way to...