KZ650 Sleeper Build (KZ1000 engine transplant)
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Re: KZ650 Sleeper Build (KZ1000 engine transplant)
09 Jul 2025 17:21
Z1b1000 1975 Z1b
kzrider.com/forum/11-projects/598262-kz-...-will-it-live#672882
kzrider.com/forum/2-engine/597654-poser?start=240#704229
kzrider.com/forum/11-projects/598262-kz-...-will-it-live#672882
kzrider.com/forum/2-engine/597654-poser?start=240#704229
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Re: KZ650 Sleeper Build (KZ1000 engine transplant)
Today 17:10 - Today 17:11
I installed the new one piece drop shim for the LH muffler I made on my mill.
It moved the muffler closer to the tire and it dropped the center down another 1/2", its now within 1/32" of the RH muffler from the floor. The RH muffler is going to be kicked out a bit further with some shims, but I could not adjust it up or down too much because of rear brake lever interference.
I also sealed the joint between the muffler and the head pipe with grey high heat RTV as there was already a sooty exhaust leak there upon first start.
The rail I made to push the coils more forward is a little too much forward so I will drill some holes to pull them back a bit. It did elevate the tight spark plug wire condition. I also need to add about 8" of extra length on the #2 spark plug wire as I need to route the wire around the back of the cam cover.
Its a bit too tight on the trailing edge of the cam cover between the top of the cover and the bottom of the gas tank. I am not too keen on having the plug wires sandwiched on top of the cam cover. I need all the air flow I can get between the tank and the head.
I did buy some reflective self adhesive heat shield foil to attach to the bottom of the tank to try to keep the heat under control. I won't apply it to the tank until I can commit to fixing the petcock orientation and shortening the lever handle to miss the air box.
I am also fabricating some billet aluminum spark plug wire separators. I only need one on each side so buying a set seemed to be a waste of money, I had the aluminum so its just going to cost me some time.
It moved the muffler closer to the tire and it dropped the center down another 1/2", its now within 1/32" of the RH muffler from the floor. The RH muffler is going to be kicked out a bit further with some shims, but I could not adjust it up or down too much because of rear brake lever interference.
I also sealed the joint between the muffler and the head pipe with grey high heat RTV as there was already a sooty exhaust leak there upon first start.
The rail I made to push the coils more forward is a little too much forward so I will drill some holes to pull them back a bit. It did elevate the tight spark plug wire condition. I also need to add about 8" of extra length on the #2 spark plug wire as I need to route the wire around the back of the cam cover.
Its a bit too tight on the trailing edge of the cam cover between the top of the cover and the bottom of the gas tank. I am not too keen on having the plug wires sandwiched on top of the cam cover. I need all the air flow I can get between the tank and the head.
I did buy some reflective self adhesive heat shield foil to attach to the bottom of the tank to try to keep the heat under control. I won't apply it to the tank until I can commit to fixing the petcock orientation and shortening the lever handle to miss the air box.
I am also fabricating some billet aluminum spark plug wire separators. I only need one on each side so buying a set seemed to be a waste of money, I had the aluminum so its just going to cost me some time.
1978 KZ650B2 w 1197cc Z1 engine
1977 KZ650B1 w 750cc Spectre engine
1979 KZ650C3 w 831cc Hot Rod engine
1978 KZ650C2 w 762cc DFI project
1977 KZ650C1 stock restoration project
1978 KZ650B2 modified project
1978 KZ650B2 Injected Drag 831cc
1980 Z1 Custom Frame Drag 1327cc
1981 Z50R Honda tow bike
1977 KZ650B1 w 750cc Spectre engine
1979 KZ650C3 w 831cc Hot Rod engine
1978 KZ650C2 w 762cc DFI project
1977 KZ650C1 stock restoration project
1978 KZ650B2 modified project
1978 KZ650B2 Injected Drag 831cc
1980 Z1 Custom Frame Drag 1327cc
1981 Z50R Honda tow bike
Last edit: Today 17:11 by Injected. Reason: sp
The following user(s) said Thank You: Vinsky
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Re: KZ650 Sleeper Build (KZ1000 engine transplant)
Today 20:18
Billet alloy spark plug wire separator for 8mm wires.
Bolt is a tiny M3, and its only 1/4" x 1/2" x 7/8" made from two pieces of 1/4" square bar 6061.
Bolt is a tiny M3, and its only 1/4" x 1/2" x 7/8" made from two pieces of 1/4" square bar 6061.
1978 KZ650B2 w 1197cc Z1 engine
1977 KZ650B1 w 750cc Spectre engine
1979 KZ650C3 w 831cc Hot Rod engine
1978 KZ650C2 w 762cc DFI project
1977 KZ650C1 stock restoration project
1978 KZ650B2 modified project
1978 KZ650B2 Injected Drag 831cc
1980 Z1 Custom Frame Drag 1327cc
1981 Z50R Honda tow bike
1977 KZ650B1 w 750cc Spectre engine
1979 KZ650C3 w 831cc Hot Rod engine
1978 KZ650C2 w 762cc DFI project
1977 KZ650C1 stock restoration project
1978 KZ650B2 modified project
1978 KZ650B2 Injected Drag 831cc
1980 Z1 Custom Frame Drag 1327cc
1981 Z50R Honda tow bike
The following user(s) said Thank You: Wookie58
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