Due to some starting issues (too much time to crank over, in particular) , I've turned my attention to the ignition system. I've already replaced the starter motor, which helped. Now I've popped out the old ignition coil--which looked ancient--and threw in an Accel Super Stock coil. That didn't quite solve the problem, though it was a smart upgrade. So then came a new ignition module. Both of these were quick and easy, just a few screws and a couple electrical connections. The Jeep is starting better as a result.
Up next, spark plugs. I went with E3 Diamond Fire spark plugs, which are ridiculously expensive compared to standard Bosch plugs but promise a more complete combustion cycle for (albeit modestly) improved power and mileage. I'm hoping for just more consistent spark and somewhat smoother running engine, and the extra forty bucks to get that is worth it. I will gladly pay for peace of mind. Here's how the plugs went it.
Tuesday, February 24, 2009
Sunday, February 8, 2009
Body lift kit installation
I wanted a bit more clearance for my 32" BFG's (trying to squeeze as much tire in there as I can without rubbing or going to a 6" lift and getting tipsy). The easiest way, without making the Jeep even more top heavy, is to install a body lift kit. At the same time, I wanted to pop in some new polyurethane body bushings to absorb road vibrations and quiet the cabin a titch. All of this will get the body an inch or more up in the air and above the tires while keeping the weight (engine, tranny, frame rails) where they'd be for a four inch lift.
First I had to pop off the bumpers so that the front and rear sheet metal doesn't get caught on the upper lip of the bumpers themselves.


Here's a peek at the original condition of the body bushings before removal and replacement.

Side by side, the new and old bushings plus the "hockey puck" lifts.

Once the original bolts are taken off (no mean feat if you look at the rust on the sample in the pic above), it's a matter of jacking up the body off the frame. I used my Hi-Lift and some scrap oak for this. You need just about a half inch more clearance than you think to get the new body bushing's center metal tube in the alignment hole in the body itself.

Several of the holes needed to be expanded just a bit to allow the new bushings from BJ's to fit tightly. The only decent tool to use was a Dremel with a grinding stone attachment.

A shot of a new mount and body lift puck in place.
Here's a backside shot of the Jeep with the left bushings and lift pucks in and the right still on the old, crusty stock bushings.Side by side comparison of the passenger's side rear fender clearance (L) and the driver's rear fender clearance with the new lift pucks and bushings (R). Obviously I've gained more than just the 1" over stock that the body lift was expected to give, thanks of course to the new, firm poly bushings.
Sunday, February 1, 2009
Hood Latch Fix


My initial fix was to remove the right spring-loaded latch release itself so that only the left latch held the hood in place. [The left spring hood latch is shown in the lower half of the image at right: it's the black spring topped by a cone .] Since I wasn't driving this thing much yet, it was fine. But after a few short highway trips and the drive to El Mirage and back, I noticed a slight up and down vibration of the front right corner of the hood. I wasn't particularly worried that the hood would release and be folded back into the windshield by the force of the wind, but why take chances? Since I couldn't repair the front fender to get the spring latch to be in alignment, I would have to find an alternative to latching the hood securely.


After placing them in various spots along the front and sides of the hood, I settled on the section of the hood that raises up a little over an inch towards the center of the front grill. With the best helper in the world, I mocked up the placement of the latches and marked the holes with a pencil.



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