Search results

Hi all, In case this is going to be useful for anybody I wanted to post my fairly low cost solution to replacing the steering stops on a GSXR 750, 2007 front end swap on a 1979 CB750 DOHC. Having already bought and fitted the Cognito Moto stem the main problem was that the CB and GSXR steering...

Hi, is there a blanking plate or similar for the speedometer cable from the top of the rocker cover? I'm using a digital speedo rather than a mechanical one. Thanks, Andrew

Hi all, I’ve just rebuilt my carbs and I noticed that my 79 has brown plastic floats (and not adjustable) in the carbs. The manual and CSMNL etc suggest they should have black floats that are adjustable. My problem is that carb 1 and 2 are leaking fuel so I’m looking to adjust the floats which...

Hi, anyone UK based need 4 used valves for a 69-78 CB750 K SOHC? Their condition is pretty good. Happy to pay it forward on these.

Hi all, Im trying to fit my exhausts on my 79 CB750 DOHC limited edition. Try as I might, I cannot fit the headers, the collars and the exhaust pipe joint together so that the joint is flush against the head. There is always a gap of around 15-20mm. I’ve got pictures below to try and show how...

Hi, anyone know if the exhaust from a 84 CB900 FD is compatable with a 79 CB750 DOHC??

Hi, quick question. Where does the carb vent hose go to on a 79 CB 750? I’m running a standard air box and carbs. I have it facing upwards but not connected to anything. I know it’s the centre rubber tube that connects to the T in the centre of the carb bank. Is it just an open vent?

Hi all, I’m doing a full rewire of my 1979 CB750 and I have a question about the CDI unit. Firstly, I only seem to have one CDI unit (see photo). Does this seem right? I understood there are supposed to be two (that’s what the wiring diagram looks like). Secondly, if there is only one then in...

Hi, I’ve replaced my original coils as they were badly split. I’m having difficulty in tightening the new ones fully. Is this going to be an issue? Do I need to readjust the wiring to get it to seat fully? Picture below to show the gap. Thanks in advance (my first build so a lot to learn).

Hi all, I’m rebuilding my 79 CB750 and I’ve just put the engine back in the frame and tested the side stand. It seems to me to stand too straight rather than leaning at an angle. Anyone else have experience of this? Can anyone show me a picture of the side stand down to make sure I put it...

Hi all, just sorting out parts for powder coating and came across this part. Does anyone know what it is/where it’s from? I’ve had a look on CMSNL but couldn’t find it. Any help greatly appreciated. Thanks, Andrew

Hi all, can anyone post a picture or two of the linakage between the brake drum rod and the rearset? I’m specifically looking for how the spring attaches to the plate, where the plate attaches to on the frame and the general orientation of the brake spindle. Also, can anyone show me where the...

Hi, can I check what spoked wheels are a straight fit to replace comstars on my 79?

Hi, for sale: Four Honda CB750 K SOHC 1969-78 Exhaust Valves - used. Price: £25 (eBay starting bid £15 and buy it now £25). Location: based in Nottinghamshire, UK but can ship internationally (buyer to pay shipping). Bought in error thinking they were for a DOHC 79.

Hi, for sale: Honda CB750 Instruments Housing cover. Price: £35 (eBay starting bid £25 and buy it now £35). Location: based in Nottinghamshire, UK but can ship internationally (buyer to pay shipping).

Hi, for sale, the instrument cluster/clocks/dials from my CB750, 1979. Price: £115 (eBay starting bid, £75 and buy it now for £115). Based in Nottinghamshire, UK but happy to ship internationally (buyer to pay shipping or pick it up).

Hi, my brake light and chrome housing from my CB750, 1979. Price: £120 (eBay starting bid, £75 and buy it now for £120). Based in Nottinghamshire, UK but happy to ship internationally (buyer to pay shipping or pick it up).

Hi, headlight, rim and chrome housing from my 1979 CB750 for sale. Price: £125 Based in Nottinghamshire, UK but happy to ship internationally (buyer to pay). Also on eBay - starting price £75 and buy it now £125.

Hi all, I’m at the stage of my build (cafe racer not restoring) that I’m looking at wiring, controls and instrumentation. My options are to do a minimal but expensive upgrade with a M-Unit or NWT X21 and custom controls and instruments or rewire the loom and keep the stock look albeit on a cafe...

Hi all, looking for suggestions on the best place to buy valves for my 1979 CB750. I’m based in the UK so that would be a preference. David Silver Spares is my go to but they only have 1 valve in stock. Any suggestions? Thanks.

Hi all, I was hoping to do some light cutting (at home) of the valve seats on my 1979 head. I’ve now purchase and returned two lots of cutting tools as they are too wide to use with a pilot guide. With the Sealey kit (expensive set) the tools kept getting caught even when I adjusted them. With...

Hi all, im working on my cylinder head (a 1979 model) and cleaning up my valves to see whether I need to buy some new ones. My exhaust valves look ok so I’ll reuse those (unless someone tells me different) but some of the intake values are pitted badly on the face of the valve (see pictures...

Hi all, I have a 1979 Cb750 question that I hope you can help with. I’m rebuilding the engine and I’m struggling with whether I need an extra o ring for the noz chain feed (the bit that squirts oil into the primary chain). It already has an o ring on either side of it but in all the rebuild...

Hi all, quick question on engine painting. I’ve removed old paint (paint stripper), prepped surfaces and etch primed. My question is how many coats of VHT enamel black paint should I need (I was thinking 2) and what are thoughts on a VHT clear coat? Is clear coat needed? Is matt, satin or...

Hi all, i am tearing down a 1979 CB750 (RC01) engine and the person I bought it from has secured all bolts with something fairly strong. This has resulted in 4 broken flange bolts when I was removing the camshaft cap holder bolts in the cylinder head I’ve removed one of them but messed up the...

Hi all, I need to pull the sleeves from my 1979 CB750 engine (I need to swap out damaged ones for non damaged ones). My question is whether any members have a sleeve puller they could lend me? I’m in Nottinghamshire, UK. My alternative is to fabricate one. Anyone able to help out?

Hi all, I’m working on removing baked on gasket and want to check whether I need 100% removed or whether a tiny bit left is ok? Any thoughts?

Hi all, I’m UK based and just about to start rebuild my CB750 engine following a full bottom end and top end strip down. My question is what types of assemble lube, grease and oil am I going to need for this? So far I think what I need is: Hondabond Assembly lube Loctite Blue 242 Lithium...

Hi all, I’m looking for advice on how to clean the bottom end? I’ve split the case and I know I’ve got a job on my hands as I had to drill out 3 seized pistons so lots of metal debris everywhere. What’s the best way of going about this massive clean up? Jet wash? Also, I have no air hose so...

I would appreciate some advice on how to get a few items off as I do a bottom end tear down on my 79. I’m fairly well advanced in the tear down but I’m not able to remove the following: - primary drive train (the big cog under the clutch basket). I’ve removed all the washers but the damn thing...