Cylinder Head schematic Honda Cb700sc 1984 Nighthawk S Usa

Replacing the old overworked exhaust and inlet valves when rebuilding the engine is a sensible precaution, the old valves become brittle and can break off around the valve head area, allowing whats left to drop onto the top of the piston causing untold and very expensive damage!
Renewing these VALVE-GUIDES at the same time will help ensure the engine remains smoke free, especially on start up!
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When ordering this OIL CHAMBER PLATE consider ordering genuine Honda Gaskets. This means buying gaskets made in Japan to Honda quality control standards. This also means fitting the same gaskets that were deemed good enough by the factory when the machine first rolled off the production line.
Please note these parts are in short supply - order now to avoid disappointment!

The easy way to restore old oil pipes is to simply replace them with new genuine Honda items!

The CARBURETTOR INSULATOR needs to be in good condition with no damage, especially on the inner face where gas flow is so vital for top performance. They degrade with temperature extremes and vibration over time - renewal is often the only way to ensure that minimal amounts of heat and vibration reach the carburettor.

It always feels almost therapeutic to replace a degraded damaged rubber part with a new genuine Honda part, you are even reluctant to throw the original Honda packaging away, with the part number written on, you know, just in case!
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It always feels almost therapeutic to replace a degraded damaged rubber part with a new genuine Honda part, you are even reluctant to throw the original Honda packaging away, with the part number written on, you know, just in case!
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Enjoy the tactile pleasure in fitting a brand new, clean and shiny, genuine Honda INSULATOR BAND. It looks better, it does a better job, and was fitted to your machine when it first rolled of the production line.

Renewing the oil-line bolt would be the simpler option, rather than reusing the old item, particularly when it costs so little - Using an old bolt that fails would cost an awful lot more! Replacing this OIL BOLT WASHER at the same time would be a sensible precaution.

Specifying only genuine Honda O-RINGS means buying seals made in Japan to Honda quality control standards - Seals that were deemed good enough by the factory when the machine rolled off the production line.
This is the 10 x 1.6 O-RING
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91301107000
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Seals, gaskets and other consumables, why not check our on-line schematic, or if your machine is not supported this way, simply browse the on-line Gallery; this which will list everything you need for a successful overhaul.
This is the 30.8mm O-RING.
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91301426010
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Specifying only genuine Honda screws means buying parts made in Japan to Honda quality control standards - Screws that were deemed good enough by the factory when the machine rolled off the production line.
This is the 5 x 25 PAN-HEAD SCREW(G).

Specify GENUINE HONDA fasteners including these precision engineered DOWEL and LOCK PINS and you will be fitting the very highest quality items that will be both easy to fit and enjoy long term durability - Reusing the old items is not advisable!
This is the 8 x 14 DOWEL PIN.

Given the choice between an old corroded bolt, and a new, nicely plated part, what would you use in the overhaul of your Honda!
Well if we assume correctly, you might like to see all the other new bolts and screws that will help you achieve a thorough and professional job - Check out the schematic for your model!
This is the 6 x 10 FLANGE BOLT.

This vital part in the ignition system carries out one basic task, to convert the high voltage delivery from the coil to an ignition spark.
Replacing this part would normally be carried out during the course of contact breaker points renewal, or within the specified service interval when used in conjunction with a CDI system.
For all your electrical consumables, such as ignition coils, condenser, contact breaker assemblies, regulator/rectifiers and much more, check out the on-line Gallery for your model.
This is the NGK DPR7EA9 SPARK PLUG.

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Buying a new spark plug from CMS will mean, provided the correct part number is specified, you will be getting the correct item that will work in your machine perfectly. No guessing, no taking chances with plugs that may fit, may have the correct reach, but also may run too hot or too cold!
This is the NGK DPR9EA-9 SPARK PLUG.
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