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Hey guys.... I have been building my XS400 DOHC based chopper for a good while now. It's in a Honda Nighthawk 650sc hardtailed frame,for which I have no registration docs or number plate for. It has a frame number,so iv'e been working away,presuming that I will be able to contact the DVLA...

I need new diaphragms,as mine are holed.:banghead: The diaphragm and piston are really expensive,at about £100 for the pair.:yikes: I've just spent £55 getting my carbs ultrasonically cleaned,so dont want to pay that!!:mad: I've found some diaphragms on ebay,just the rubber,no piston...

Hi all..... Am looking for a pair of carburettor diaphragms for the XS400 DOHC SECA. Just spent £60 getting my carbs ultrasonically cleaned,only to find the diaphragms are shot(holed),and a pair new is over £100!!!! :yikes::banghead:

Hey...... Does anyone know where I can get a nice set of new SS Allen Head bolts for my Seca XS400 DOHC engine cases????:shrug: I've looked everywhere.....there's plenty around for the SOHC,but no one seems to do one for the DOHC!!!!!:banghead::mad: Cheers......:thumbsup:

I am thinking of renewing my spokes and am wondering if it's possible to change them one by one,IE: Take one out,replace it,move on to the next one.:shrug: From what I've been told,re-lacing the wheel is a complete nightmare for the beginner!!:banghead: Any thoughts????

Hey.... I am thinking of fitting a SHINKO DOUBLE WHITEWALL REPRO VINTAGE TYRE on the back of my XS400 DOHC hardtail chopper. Anybody got any opinions on the tyre itself,quality,handling issues. Spoke to a couple of suppliers here in the UK,and they don't reckon they're much cop!:confused: I...

I have just bought a new front sprocket for my XS400 DOHC. I fitted it,with a new retaining clip and new bolts and all looked fine,then i noticed there was a small amount of play when holding the sprocket each side and wiggling.:confused: I have checked everything is seated properly,and fitted...

Does anybody know if it is possible to reverse the cylinder head,so the exhaust ports are at the rear,on the 400 DOHC??......and if so,how straight-forward (or not) ,it is to do??.......:yikes:

Hey guys...... I have a pair of ignition coils from a '78 XS400 SOHC...... Are they compatible for my '81 XS400 DOHC (seca/maxim) motor,or do I need to get different ones for the DOHC?? It's a custom build,so not worried about mounting them etc...just whether they will work!!! Any help...

Just a thought.......been making a new brake rod and connections for my rear drum.....is a rear brake switch strictly necessary,being that the front brake has a perfectly working switch,and it's rare that you apply the rear without the front.......anybody got any thoughts on the subject????:shrug:

Hey all....thought i'd share a few pics of my progress so far!!...It,s been quite a long journey so far,with loads to work out,but hey,that's the fun part!!??.It's an XS400 DOHC in a hardtailed Honda Nighthawk frame,so new engine mounts etc had to be done.It's a bloody tight fit as well,but I...

Hi... I'm having a bit of trouble trying to work out how to find/fit chain adjusters for my hardtail axle mounts:banghead: The axle mounts are "open ended" and as such,means I cant use the original XS adjusters as there's nothing for them to pull against(see attached photo) Is there...

Hi.... I have a hardtailed frame,made to suit a Harley Rear wheel.I want to fit a Yamaha SR250 rear wheel but can't find a spindle to suit.I can find threaded steel rod in the right dia. but am not sure if this is ok to use a as a wheel spindle? Any thoughts?? Cheers Roger

Hello all..............thought I would post a few pics of my first go at building a bike.I don't have any experience of bike building,but got the bug from "Biker Build-off" and "build or Bust" to name a couple.I'm really into the basic,stripped down Bobber style of bike,with as little on it as...