May 3, 20195 yr Author Engine is back apart. Cam shims are all over the place in spec. Gonna have to try a few bucket/shim combinations before I order a bunch of 240/245/250/255 shims. #4 rings were stuck polishing up 2 vertical spots. #3 was stuck as well but nothing showed on the cylinder walls. Looks like I get to pull the pistons, clean the ringlands and re-ring the pistons again.
May 10, 20195 yr Author   I managed to get 3 of the 4 carbs rebuilt. One needs to have the bowl painted still. Dunno how I ended up with 3 rights and 1 left. #4 has paint curing. Hope to have the rack reassembled this weekend. The engine rebuild is on hold until funds allow for new rings and cylinder O-rings. Â
May 13, 20195 yr Author Since the engine work is on hold I finished up the carb rebuild and reassembly. I had a struggle to get a good butterfly and proper shaft for #1. Most of the butterfly screws stripped or sheared off. I either ended up ruining the threads drilling out the screws or destroying the butterfly trying to get it out of the damaged shaft slot. I managed to get all the pieces needed back in place and even got the plugs out of the idle mix screw tubes and cleaned the idle mix screws. The o-rings were skinny plastic discs instead of o-rings so they needed to be replaced a long time ago. Some shiny new screws here and there will finish it off before it goes back on. Time for wet set and bench sync/adjustments. Â Â Â
May 14, 20195 yr Author 6 hours ago, drewpy said: didn't know they had a heat shield? don't think the UK had them  The XJ 550 Maxim does. I don't know if the 650 or 750 does, I've not looked at the parts diagram.
June 3, 20195 yr Author The turn signal switch was acting up when I was testing the electrical re-install. I guess broken solder joints on the slider would cause problems. Went ahead and refreshed the wire contact joints on all the parts. Have to do the other half next and then toss some paint on the housing.
June 12, 20195 yr Author Headlight bucket has been buffed outside and treated inside for rust. Shined up nicely. The throttle control assembly has been rebuilt and painted as well.
July 9, 20195 yr Author Front brake has new pads and new fluid. No leaks. Fuse box finally starting causing issues with the clips breaking. This will work for now.
July 17, 20195 yr Author Seat pan and foam are in great shape. Keeping it. The seat cover split at the passenger riser panel. Hand stitched it back together, double-stitch. Added some 3M yellow goo and new vinyl to take the stretch stress off the panel seam.
July 17, 20195 yr I normally give you a 'like' for your pics bud, but not with they big fekkin toes spoiling it  😂😂
July 18, 20195 yr Author 24-hour heavy soak in Armor All and then a rub-n-rinse in hot water. Pliable and soft again. A LOT of dirt came out of the pores, the protectant/cleaner did a good job cleaning without breaking the vinyl down. Another 24-hour soak is in progress to restore some more of the plasticizers, then I'll apply either lanolin or vinyl conditioner to seal it all and let it fully dry before buffing it out. I'm hoping it'll look like shiny new leather! Looks like I'll need one repair on the tail for staples, but it'll be hidden. The rest is good to go for re-install, with a little jute padding on the top of the seat foam. The brown color is from the cleaner in the pores. As the vinyl dries it returns to black.
August 19, 20195 yr Author I've threatened to part it out 3 times now... I hate these pistons. My expenses grow, but not the project progress. This is the 4th time one has slipped out and bent beyond re-use. Â
August 29, 20195 yr Author  Engine top-end is back together. Compression is low on all 4 but holding it. Looks like I have to reshim it again since the rings are holding the pressure. Refined coconut oil wipe downs work well. Abosrbs in, no residue. Will continue until it won't absorb any more.
September 3, 20195 yr Author Bent an exhaust valve blocking the valve to get a shim out. It's back apart again, new valve installed. There is oil in the head gasket after oiling the cam gallies before disassembly this time. I swear this thing wants to end up being a boat anchor.
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