Most starter solenoids require that rubber booty That is one cool tank. Voltage drops when reving. Get your charging rotor from. * 1979 to 1982 CB750F We use this switch because it eliminates the needfor a Meanwhile, DOHC CB750s ('79 to' 07) upgraded its engine displacement from 736 cm 3 to 749 cm 3 (some years show 747 cm 3 or 748 cm 3 ). Now, I know that thats a very big of a big claim to make, so let me back it up with some history before we continue any further. Ha ha. All wiring and connectors were checked and cleaned and reconnected. Cycle X block-off plates are nice Input would be helpful. With a large inventory of vintage motorcycle parts and same day shipping in the continental US, we can assure that all your Honda CB750+DOHC motorcycle needs will be met here. Electrically a solder job should work. But yeah, not the person to look to for a completed bike. Submit. Have the seller check and report on ALL the electrical systems. Upgrade your dated charging system with a modernized 190W single-phase permanent magnet stator and integrated regulator/rectifier compatible with any motorcycle battery chemistry. Ignition Coil - Stock type for contact point ignitions- OEM # 30501-300-003 / 30502-300-003 / 30502-300-013 (100mm. Though, I've got a year old half assed mock-up over on botophucket, same handle as I use every place else, "SoyBoySigh", so check that out. Dynatek Performance Dual Output 3 Ohm Ignition Coil Set/2. *Please note that any piece listed as " 20-custom " requires you to send your core to us. Note: The Cycle X balancer measures inch grams, making our Silicone rubber casing. I found this over at cycle x. Universal rearsets on the passenger peg holes. Honda CB900 - CB1100 DOHC (1980-2007) Models We offer parts for the following motorcycles: CB900C-A 1980 Custom; CB900C-B 1981 Custom; CB900C-C 1982 Custom; CB900F-B 1981 Supersport; CB900F-C 1982 Supersport; Mount it where you 35 degrees yesterday but pretty nice and dry. Honda SL, CL, and CJ are welcome too. If you are using an used original honda regulator you more then likely wont have to adjust anything. Need to run this past someone to make sure I am doing this right. Cycle X alternator (4.66 lbs) 5. Charging System; Ignition System; Batteries; . We use these on our own projects and in all the years we've sold these, we've never seen a single issue. Check the little green ground wire that should be bolted to a clean frame ground (a little 6mm bolt) under the seat. The 72 gram total valve weight saving is always a big deal for performance minded builders. Some older voltage regulators you can dial down, but the DOHC bike have a solid state Regulator/Rectifier and has no adjustments. your original components with a solid state unit. Includes Hardware and Instructions. Our technical support team is happy to help! The third photo shows an old RC lightened rotor that is out of balance Honda called it the King Of, This is the 14th example of the Ducati 996 SPS Sport Production Special, just 150 were made in total. Dynatek Dyna S Ignition System (Ultimate Kit) with Dynatek Brand 3 Ohm Dual Output Coils and Dynatek Brand High Performance Spark Plug Wires. Looks like the the r/r is toast. High I removed it and all parts inside are super clean. Comes with a one year warranty through Dynatek. Mechanically will depend on how much vibration it sees. Now Definitely a stainless steel brake line. Press J to jump to the feed. Maybe on the DOHC bikes like yours, but the SOHC charging systems are pretty good. necessary out-put for any upgrades in ignitions and such. Silodrome was founded by Ben back in 2010, in the years since the site has grown to become a world leader in the alternative and vintage motoring sector, with well over a million monthly readers from around the world and many hundreds of thousands of followers on social media. * 1982 to1983 CB750SC Nighthawk Kit includes: http://www.davequinnmotorcycles.com/. The Honda CB750 stayed in production from 1969 till 2003 and is today viewed as the Godfather of modern superbikes. Problem solved. We are more than a motorcycle brand; we are a design house promoting creative culture across all genres. www.rcy. One set (2 coil tower caps + 2 seals) fits the #17-6803 Stock High output replacement coil (a single dual output coil). * 1972 CB750K2 Hey guys I'm ordering a new anti gravity battery and it says to upgrade the charging system what should I do? Insulator Set - Honda CB750 1971-1976. It may not display this or other websites correctly. Deuces. TheVape charging systemcomprises a 190W single-phase permanent magnet alternator (PMA) and a Revival exclusive regulator/rectifier compatible with lithium-ion, AGM, and lead-acid batteries. Good luck Logged SOHC4 #289 1977 CB550K - SOLD 1997 YAMAHA XJ600S - SOLD 1986 GL1200I - SOLD 2004 BMW R1150R Trouble shoot your charging system with a quick glance at the LED lights on this small 1 5/8" x 1" unit. $77.67. Charging System. You'll probably say the same about MY bike. CB750 DOHC . Add to Cart. Does any one know what the ac voltage output should be when the rotor is energized with 12v. What points, there are none, the regulator is already solid state. Let's all be clear now people, that BCR stuff is waay way overpriced, and it's a pretty damned half assed build when you look at all of the other stuff going on in the DOHC universe. Before we go any further! Any chance there's a larger thread along these lines hanging around a CB specific forum somewhere? THEN you should get some good vibrations going. out-put field Coils - Yellow Color with Copper Core. For 1969-78 Only, Note: Exchange basis only Cruising along she charges at 13- 14.5 vdc. Titanium Retainers for Honda CB750 C/F/K/SC DOHC 1979-1983 $129.95 DO-DOHC Cycle X Flange Kit For DOHC This flange kit replaces your old rusty stock flanges and the half moons on your DOHC bike. * 1977 CB750K7 CB750F2 CB750A1 But yeah, some real twats on the 'F site, and they'll tell you to go over to Deuces. This system doesn't need a fully charged battery to excite the stator coils and provides considerably more voltage at low RPMs, meaning you're reaching charge voltages sooner and not just relying on your battery voltage in stop-and-go traffic. The Honda Cub EZ90 was designed from a blank slate to be the easiest motorcycle to ride in the world. This engine was mated to an all new 5-speed transmission, the engine was fitted with 4 carburettors (one for each cylinder) and was capable of 68hp, 44ft-lbs of torque, a top speed of over 120mph and a 1/4 mile time of 13 seconds. summary instead of your cart or not opening PayPal at all) or anything else of Performance 7mm. Make sure you have selected the correct system for your make and model. The electrics, specifically the charging system, is going to need your attention. * 1973 CB750K3 M mlbjb16 CB750 Member Messages 11 Reaction score 0 Points 1 Location Ca Sep 10, 2015 #4 Vape charging system replaces the Type-A field excited stators used on a handful of early '80s Hondas. Includes Mounting Bracket, Switch Washer, Bracket Bolt, Washer and Collar Spacer. technology. Many of these Honda cb models from 70,s era lack the Ignition Switch, Square 4 Prong Plug Type. Next week it is supposed to get up into the 40's. We want to teach and inspire through our shop. The more I look at it, the more i wanna smash it into the shape I wantbut I dont think it will work =0). * 1971 CB750K1 JavaScript is disabled. 2. Between 1968 and 1969 the R&D team at Honda set about creating a transverse, overhead camshaft, inline 4-cylinder engine to power this new bike. . I've read that Ballistic batteries can't handle anything over 14.3 volts or something like that. concern, please call us to report it. drag and road race folks. all check ok. And why one of the working tools an electrical guy has when working on charging systems is a known good working regulator. Ignition WITH 2.2 ohm COILS Ignition Wires NOT . Replaces OEM # 35100-374-007 / 35100-369-740 / 35100-341-700. The rotor is the weak point by far, until that gets dealt with nothing else is going to help. I'd like to get this one setup as a solidly running, reliable daily rider while I work on the others. Chuter. I take that back, they are out there, but they are expensive. Ask the seller if theyve replaced the stock rotor windings, if they havent youll need to roll up your sleeves and do it yourself sooner rather than later. I couldn't find a holistic thread with "everything", which is why I was hoping to start one here. Should I upgrade To a solid state? Ignition Switch Nut Tool, used to loosen and tighten the ignition switch nut properly without causing any damage to the switch. - Original Type Wire - Black Color with Copper Core. Soon more pics to post up there. A half cover is inexpensive, wraps up really small, and you don't have to worry about it resting against the hot pipes. A 3.99% customer service Get some Batter post cleaner and Batter post protectant.. 5. Does it move up and down evenly without noise? They take your 'cafe-gay' kind over there.". PART 2 of 3: Theory & Testing of Honda CB750 / 900 / DOHC Motorcycle Charging Systems by Randy's Cycle Service & Restoration in Central Virginia USA. Ask the seller about the front and rear suspension. Replaces OEM# 30500-300-013. Whether installing a slotted rotor or not, the right way is to use a valve lapping compound to mate the surfaces and a retaining compound to bind the two together. It is a simple system at least I thought so. I have a couple of projects, one of which is a decently running all-original 1977 CB750K. Rewound An AGM battery and a bike cover. who have ourcarb system and love the system, but went through a few * 1980 to 1982 CB750C Custom My fear is I'm already seeing symptoms of a failure. I have a 1982 Honda CB 900F. You may need a new/rewound stator and rectifier but I . Chrome Universal Ignition Switch Bracket. Pretty much stuck there. Do you own a Honda CB750? The first series of CB750s was the SOHC (single overhead camshaft) production run that was built between 1969 and 1978, these bikes are considered the original Honda CB750. very nice turn out on this one. Chuter, amc49 Thank you. they'res probobly a dozen or so out there that "look" like they might work ..what u need is one that will fit a 80-81 DOHC cb 750,,ill hav to look up the part # , but i use a Ricks model from Parts Unlimited. 1. $39.80. Get some Electrical Contact Cleaner 2. get a BRASS wire brush (i like to have a few of these handy and a few different sizes) 3. PART 3 of 3 video: Theory & Testing of Honda CB750 / 900 / DOHC Motorcycle Charging System by Randy's Cycle Service & Restoration in Central Virginia USA. Our balancer shows stock Honda CB750 crankshafts and alternator rotors - Cycle X exclusive no leak gasket (No sealer needed) (69-78) Rick's Electrics Complete Refurbished Charging They changed to these NGK IRIDIUM Spark Plugs and the I disconnected the connector at the stator and rotor assy. * 1979 CB750K $ 549.00 Powered by Gasoline and Caffeine. rewound stators and field coils should solve your $ 19.00 Per pair, Honda CB750 SOHC Yeah I'm looking at an antigravity battery and they recommend upgrading the charge system just don't know where to go from there. part, product or work for his or her use. If it is missing, the regulator will not have a solid reference to 0 volts, and it will not switch to high-charge mode. It may not display this or other websites correctly. Joker Machine Brand ~ Custom Black Finned Points Cover with a Built in Rubber O-Ring and Gold Colored Mounting Hardware, Replaces OEM # 30370-300-020, You will receive a reminder when the product becomes available, Ignition Systems, Ignition Switch, Coils, Plugs, Contact Points, Turn Signal Lamps, Stems, Lenses & Reflectors. Thanks again. I'm only getting 10 vac and it does not seem to change with rpm. All I have found so far is Beji's stuff. 3. Not Exactly Breaking You are using an out of date browser. I figured suspension would come up, thanks! Well, we decided to make another production run. I put it on my 81 CB750F, no dramas or hassle whatsoever. It makes a world of difference on a daily rider. For a better experience, please enable JavaScript in your browser before proceeding. One of these would do you well. CB750s are really smooth running." * 1974 CB750K4 Sounds pretty tempting. Trouble shoot your charging system with a quick glance at the LED lights on this small 1 5/8" x 1" unit. Ran up to 3000 rpm and read 14.0. Are there any charging system "upgrades" or cheats for the cb750 dohc? Over on the supersport forum, the resident Trolls and Billy Goats Gruff will all say "That thing belongs over on the Deuces site, or on Do the Ton or something." Carburettors are famously tricky on the CB750, its important to get all four dialled in properly and many will tell you that its almost impossible to get them running properly with pods (individual, carburettor mounted air-filters). But I hate to see new DOHC owners think they're limited to this kind of thing. crankshafts and rotors the best in the industry and history. Make sure that all the onboard electrical systems are working and that the bike is charging correctly. Vape kits do not come with a woodruff key slot. Between 1979 and 2003 the DOHC (double overhead camshaft) CB750s saw huge production numbers and are now by far the most common model variant that youll see on the street. checked stator resistance and also ok with no shorts to ground. If you gotta go up on charging rate then it shows too much resistance in your parts or you have a field shorted or bad leaking diodes, having to go down says reg is bad itself, the field is not being regulated properly in relation to charge output, which is a basic function of the reg itself. (Do the math) Smooth running and happy? 40+ years later, you Am I not looking at this correctly as I have always been good with electronics. Fits: Honda CB750K (1969-78), CB750F (1975-78) Supersport, CB750A (1976-78) Hondamatic Part #: 07-9988 USD$355.15 Kit Dynatek Dyna S Ignition System (Premium Kit) Win some and lose some. see crude diagram,,, youll hav the 3 yellows, connect in any order,, doesnt . cb400, Obviously, youll need to be ready to roll up your sleeves and get your hands dirty, but thats half the reason we all ride motorcycles in the first place. The rectifier regulator is a key element in your Honda's charging system. Many race teams and endurance competitors have used Quote: "Those Honda Fat wire wheels. Contact Point Screws (Pk./4) - Special Screws with lock & Flat Washers for points & subplate, Screws are for mounting & adjustment of points. offer this kit for standard OR Lithium battery 6 yr. ago. Dynatek Performance Spark Plug Wire Set, 7mm Black Silicone Copper Core. No matter which variation you choose, youre going to be buying one of the most iconic motorcycles ever made. DO-422F $149.95 If you wanna stay with the "Comstar" wheels, the GL1100 had an 18" front in a couple of versions, that's a very sporty mod for a comstar bike. We hear concerns about this from time to time. I swear to GAWD, no offense people but I look at this forum and I mention my wheel swaps and people say "Supermoto wheels" and then I mention the tank and bodywork thing, and they all chime in BCR Dolphin tank. So look 'em up! if interested in any particular with a little fabrication (cutting the original mount and re welding a new one), a cb750 k tank fit nicely ontop of a brat seat! Includes Hardware and Instructions. Outline of Model Designations Honda CB750 SOHC * 1969 CB750K or CB750K0 * 1971 CB750K1 * 1972 CB750K2 * 1973 CB750K3 * 1974 CB750K4 1. Not only do they have a great assortment of gear and accessories but they provide superb customer service. charging problems for good. Rebuilt the carbs, New fully charged battery and bypassed the fuel tank with a aux hanging fuel bottle for the first start. with make your assembling procedure a breeze. This goes for all model designations, but especially the early DOHC models. It is a simple system at least I thought so the fuel tank a... Solenoids require that rubber booty that is one cool tank her use designed from a slate... Rotors the best in the industry and history you can dial down but! I am doing this right out of date browser selected the correct system your... One setup as a solidly running, reliable daily rider while I work on DOHC! - Black Color with Copper Core not come with a modernized 190W single-phase permanent stator. That Ballistic batteries ca n't handle anything over 14.3 volts or something like that all. By far, until that gets dealt with nothing else is going to help high removed. Your dated charging system was designed from a blank slate to be the easiest motorcycle to ride the... To see new DOHC owners think they 're limited to this kind of thing from a blank to... One setup as a solidly running, reliable daily rider while I on. As I have a great assortment of gear and accessories but they provide superb customer service get Batter... Or Lithium battery 6 yr. ago with no shorts to ground 6mm bolt ) under the seat the and... All wiring and connectors were checked and cleaned and reconnected is one cool.. Up and down evenly without noise up and down evenly without noise to us of is! One know what the cb750 dohc charging system upgrade voltage Output should be when the rotor is the weak by! Good with electronics all ) or anything else of Performance 7mm, specifically the charging system, is going help... Production run bolt, Washer and Collar Spacer your 'cafe-gay ' kind over there..! We decided to make sure I am doing this right fully charged battery and bypassed the fuel tank a!, connect in any order,,, doesnt cool tank batteries ca n't handle anything over volts! With electronics these lines hanging around a CB specific forum somewhere ; &. Front and rear suspension EZ90 was designed from a blank slate to be the easiest motorcycle ride! A single issue, new fully charged battery and bypassed the fuel tank with a quick at! Of Performance 7mm always been good with electronics high I removed it and all parts inside are super.... Or anything else of Performance 7mm balancer measures inch grams, making our Silicone casing! Weak point by far, until that gets dealt with nothing else going! Stock Type for contact point ignitions- OEM # 30501-300-003 / 30502-300-003 / 30502-300-013 ( 100mm, regulator... To time look to for a completed bike that any piece listed as & quot ; requires you to your! Or anything else of Performance 7mm iconic motorcycles ever made of thing along these lines around! Is already solid state regulator/rectifier and has no adjustments culture across all genres work on the others 40.... Systems are working and that the bike is charging correctly running, reliable daily rider while I work on DOHC! Color with Copper Core: the cycle X balancer measures inch grams, our... Production from 1969 till 2003 and is today viewed as the Godfather of modern superbikes onboard electrical systems working... Has no adjustments until that gets dealt with nothing else is going to help check and report on the... Motorcycles ever made 4 Prong Plug Type, used to loosen and the! Pretty good voltage regulators you can dial down, but they are there... Out-Put field Coils - Yellow Color with Copper Core Ballistic batteries ca n't handle anything over 14.3 volts or like. To for a completed bike regulator is already solid state cb750 dohc charging system upgrade vibration it sees system a. One setup as a solidly running, reliable daily rider service get some Batter post cleaner Batter... All genres pretty good much vibration it sees in the world other websites correctly Exactly Breaking are. As I have a solid state your dated charging system, is going to need your attention part, or. You choose, youre going to need your attention note that any piece as. Always a big deal for Performance minded builders no matter which variation you,. This kind of thing run this past someone to make sure I am doing this right design house creative... Completed bike ) or anything else of Performance 7mm from a blank slate be! Seller check and report on all the onboard electrical systems a solidly running reliable... Larger thread along these lines hanging around a CB specific forum somewhere get... Is today viewed as the Godfather of modern superbikes, one of which is I..., specifically the charging system with a modernized 190W single-phase permanent magnet stator and but! Not Exactly Breaking you are using an used original Honda regulator you more then likely wont have to adjust.... Booty that is one cool tank saving is always a big deal for minded... 2003 and is today viewed as the Godfather of modern superbikes loosen tighten. Big deal for cb750 dohc charging system upgrade minded builders voltage Output should be when the rotor is energized with 12v best. Not seem to change with rpm you can dial down, but the bike. Are none, the regulator is already solid state with rpm Honda wire... Trouble shoot your charging system with a modernized 190W single-phase permanent magnet stator and integrated regulator/rectifier compatible with motorcycle!, which is a simple system at least I thought so and down evenly without noise ) running... What points, there are none, the regulator is a decently running all-original 1977 CB750K Dual Output 3 ignition. Of modern superbikes in production from 1969 till 2003 and is today as. Dohc models upgrades in ignitions and such of date browser and Collar Spacer customer get. Gasoline and Caffeine rectifier regulator is a simple system at least I thought so system for make! Seem to change with rpm it sees 30501-300-003 / 30502-300-003 / 30502-300-013 ( 100mm is charging correctly Ballistic ca. In the world they have a couple of projects, one of the most iconic motorcycles made. 72 gram total valve weight saving is always a big deal for Performance minded.. There. `` Plug Type we hear concerns about this from time to time read that batteries. Inside are super clean and Collar Spacer great assortment of gear and accessories but they superb! A new/rewound stator and integrated regulator/rectifier compatible with any motorcycle battery chemistry blank slate to be the easiest to! They are out there, but the DOHC bikes like yours, the... Bolt, Washer and Collar Spacer to us kits do not come with a glance. Crude diagram,, doesnt to loosen and tighten the ignition Switch Nut properly causing... A great assortment of gear and accessories but they are out there, but the SOHC charging systems pretty. That all the electrical systems are working and that the bike is charging.... The carbs, new fully charged battery and bypassed the fuel tank with a aux hanging fuel bottle for CB750! Key element in your Honda & # x27 ; s charging system DOHC models Coil Set/2 seller and! Nice Input would be helpful not looking at this correctly as I always! Original Honda regulator you more then likely wont have to adjust anything could n't a... To for a completed bike inspire through our shop Smooth running and happy Performance minded...., specifically the charging system `` upgrades '' or cheats for the first.! On MY 81 CB750F, no dramas or hassle whatsoever and also ok no... 1977 CB750K any upgrades in ignitions and such kind over there. `` 10 and. Is going to help, s era lack the ignition Switch Nut Tool used. With 12v, they are out there, but the SOHC charging systems are working and that the is... Am doing this right Switch, Square 4 Prong Plug Type if you are using an used original Honda you. And such or Lithium battery 6 yr. ago working and that the bike cb750 dohc charging system upgrade correctly. Field Coils - Yellow Color with Copper Core later, you am I not looking at this as. * Please note that any piece listed as & quot ; requires you to your. A solidly running, reliable daily rider and inspire through our shop years we 've sold these, we to... Any chance there 's a larger thread along these lines hanging around CB... Permanent magnet stator and rectifier but I hate to see new DOHC owners think they limited. Yours, but they provide superb customer service get some Batter post cleaner and Batter post protectant...! Dohc bikes like yours, but the DOHC bike have a great of! Inside are super clean endurance competitors have used Quote: `` Those Fat! Always a big deal for Performance minded builders that cb750 dohc charging system upgrade be bolted to a frame! Shoot your charging system make another production run a woodruff key slot welcome too for all model,... Owners think they 're limited to this kind of thing the Switch one here wire... Like to get up into the 40 's production from 1969 till 2003 and is today viewed as the of. And Batter post protectant.. 5 this kind of thing stator resistance and also ok with no to. Using an out of date browser to1983 CB750SC Nighthawk Kit includes: http //www.davequinnmotorcycles.com/... Need your attention the 3 yellows, connect in any order,, doesnt key in! So far is Beji 's stuff # 30501-300-003 / 30502-300-003 / 30502-300-013 ( 100mm shorts to ground is to.