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Special tools ?

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Just planning to do some rebuilding of my recently purchased Norton Dominator 88 1959 and wonderd what `special` tools I would require to strip and rebuild the motor ? Thanks .

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Hi, and welcome.

Special tools needed will include the following:

Long legged puller for engine sprocket,

Timing pinion removal puller,

Slotted screwdriver for clutch springs,

Degree disc and piston stopping tool for ignition timing. 

You may be unlucky and require a clutch centre puller too.

Not 'special' but very good to have (in my opinion) 

A set of 3/8" drive Whitworth sockets

At least 3/16, 1/4 and 5/16" Whitworth spanners, preferably a full set.

A torque wrench.

Very useful but not essential, an engine stand.

Others, I'm sure will add to this list, but these should get you well on the way.

Regards, George 

 

 

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Make sure you undo all engine nuts (both sides ) before removing primary chain and clutch as you can put in top gear and lock back brake on to hold things still . The orriginal (1950.s) enginesprocket puller is well worth finding as the sprocket is easily capable of destroying current offerings!  Made by Shelley’s ,stamped Norton,  2 leg very heavy duty . RGM have some hidden away!

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Vaguely remember that a head nut needed a slim socket. And something concerning front and rear head and cylinder nuts. Anybody cares to specify.

Checked my inventory list: The Mike Hemmings CDs from NOC shop. Manuals.

Exhaust spanner. Different kinds for different rose nuts.

Intermediate shaft support plate. When removing and fitting parts in timing case.

Timing Pinion Extractor. Necessary to split crankcase.

Some other tools that  can be obtained from NOC shop, Andover Norton or RGM.

A moderate sized imperial hammer. Not the big ones needed for Triumphs.

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by angle-grinding the outside of a standard, as a quicker way to get one in some circumstances.

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 a clean surface for dissembly, and plenty of ziplock plastic bags and small boxes and pieces of card to write notes to go in with parts, and a camera phone to take pics furing dissembly. A file to start lists of parts to be overhauled or replaced.Good  vernier calipers to accurately measure round components.

In reply to by george_farenden

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Thanks George. That`ll get me started. And cheers for all the other recomendations. I`ve rebuilt many big engines in my time. The last British one being a T110 but asked as I`ve not owned a Norton before. Thanks .

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I use an old timing cover with the front and rear parts removed.  Cheap as chips at bike jumbles.  Cheers, Howard

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Hi Wayne,

Sorry, but I forgot this on the original list I suggested.  I would consider this a 'must have', whether as a bespoke tool, or as Howard suggests, a modified old cover.

Without this, unless you are extremely fortunate in having a tight intermediate spindle, it will be difficult to set the cam and mag/distributor chains at the correct tension.

Regards, 

George 

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Cheers guys . I`m not beyond making one ( mind you  they seem cheap enough to buy ) Just wondered if it was really required. And now I know !

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I don't think I've ever seen one at a jumble...certainly not recently.  RGM and no doubt others sell a substitute.

If you ever do go in there and the spindle comes out with the cover as you take the cover off, the hardened washer behind the half time pinion will fall out of place.  It's then a fishing job with dentists probes to get it back.  Then loctite spindle in place with bearing fit so it does not happen again.  It'll need support from the cover for a minute or two as the Loctite cures.

There's a right and wrong way up, according to its oil hole.  Can't remember which is correct...

 

 


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