for higher out-put in the USA. - Left Hand Side. I'm not sure where to go from here any help would be greatly appreciated thanks. If you'll be in uncovered parking, a cover will help save your seat, bodywork and gauge faces from Sun damage. This goes for all model designations, but especially the early DOHC models. Really hate to put her away. Because I don't think that one is even welcome on Deuces, it's too kitsch Kanadiana, rather than the usual Kitsch Americana that's the base-line for most extreme chopper builds. Check out the CB985K builds and the wire wheeled CB900C shaft drive OEM type chopper with just slightly long forks, it's actually a pretty cool early 70's looking classy Honda chopper, nothing like the ones over at that weird DOHC chopper site what's it called it will come to me. Works great with our 4 into 2 System! There is no warranty on High Performance products. The early CB750s are highly desirable with collectors and vintage motorcycle enthusiasts, they had engines that had been made using permanent mold casting (due to Hondas uncertainly about the orders that the bike would receive), this means that they arent always as well-made as the later model years. RUNNING LITHIUM BATTERY $599.00 USD, Cycle X Exposed RUNNING LITHIUM BATTERY $599.00 USD, RUNNING STANDARD BATTERY $599.00 USD * 1977 CB750K7 CB750F2 CB750A1 EL-006, Replace Don't forget to upgrade the fuse block to a new atc block, Proven Tricks & Tips / How To's - NOT for Quesions, How to upgrade your CB750 electrical/ Charging system, http://www.z1enterprises.com/detail.aspx?ID=260, Re: How to upgrade your CB750 electrical/ Charging system. 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. Ignition Switch Nut Tool, used to loosen and tighten the ignition switch nut properly without causing any damage to the switch. It may not display this or other websites correctly. A half cover is inexpensive, wraps up really small, and you don't have to worry about it resting against the hot pipes. Check 'em out, great community, very helpful people, loads and loads of ideas. The adjuster built inside of older breaker point type units should really be a one time setting done at the unit being brand new, then you never touch it ever again. 4 interest-free payments of $123.91. This kit is used by the top engine builders world wide. * 1984 to 1985 CB750SC Nighthawk c-c mounting points), Ignition Coil Bracket Set. . Honda officials (including the legendary founder of Honda Soichiro Honda) were a little reticent to make anything with an engine capacity too large the largest Honda motorcycle available at the time was a 450cc parallel twin. CHOOSE STANDARD OR LITHIUM Cycle X Exposed Charging System. But i'm not sure if i'm wired correctly. Are there any charging system "upgrades" or cheats for the cb750 dohc? offer this kit for standard OR Lithium battery The Honda CB750 is quite easily one of the top 10 most important motorcycle models of the 20th century. charging problems for good. Gasket and all hardware included. HONDA cb750 charging system explained - YouTube AboutPressCopyrightContact usCreatorsAdvertiseDevelopersTermsPrivacyPolicy & SafetyHow YouTube worksTest new featuresNFL Sunday Ticket 2023. out of balance. We recommend using a blue thread locker on all hardware to eliminate any possible backout from vibration. $117.00 EL-008. out-put field Coils CB750 aficionados will tell you to make damn sure you get a bike with the original airbox still fitted, whilst this is good advice, I have seen CBs with pods and well-tuned carburettors so it is possible to do but youre going to need patience, friends and patient friends. Comes with a one year warranty through Dynatek. 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. You may have seen them at county fairs the vertical velodromes were originally built from old grain silos, leading to the name "silo-drome.". Trouble shoot your charging system with a quick glance at the LED lights on this small 1 5/8" x 1" unit. Many older vehicles, such as your Honda, relied on older field-excited charging circuits that utilized a separate rectifier and regulator. Dynatek Performance Dual Output 5 Ohm Ignition Coil Set/2. Dynatek Performance Dual Output 3 Ohm Ignition Coil Set/2. 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. This is the primary reference ground for the whole system. * 1974 CB750K4 7mm. Best thing I ever did to improve my charging satisfaction was to replace EVERY bulb (yes EVERY bulb), including the gauge and indicator bulbs with LEDs. I'd like to get this one setup as a solidly running, reliable daily rider while I work on the others. crankshafts and rotors the best in the industry and history. Now In Stock! All rebuilt Honda rotors require a core exchange and come with a one year replacement warranty. You may need a new/rewound stator and rectifier but I . summary instead of your cart or not opening PayPal at all) or anything else of 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; Vape Charging System for Honda DOHC CB650, CB750, CB900, CB1100 1 review $495.65 Shipping calculated at checkout. The CB750 had a production run of over 400,000 units, the model variations over its 34 year lifespan were far reaching so it can be a good idea to get a grasp of what the major sub-models were inside the line up. Coil Wire Exit Rubbers 6.846 grams (More math) The third photo shows an old RC lightened rotor that is out of balance Does it move up and down evenly without noise? One of these would do you well. - Puller to remove you old, heavy and out of balance rotor You have a few big choices to make when selecting your CB750, do you want an original 69 model, a pre-78 SOHC model or a post-78 DOHC? I take that back, they are out there, but they are expensive. Let's say your rotor is out of balance 5 grams (we have seen I've seen SOHC tanks put on the DOHC 'F before, maybe it was the DOHC 'K, either way. Our technical support team is happy to help! If certain electrical elements arent working, be very wary. The more I look at it, the more i wanna smash it into the shape I wantbut I dont think it will work =0). Outline of Model Designations Honda CB750 SOHC * 1969 CB750K or CB750K0 * 1971 CB750K1 * 1972 CB750K2 * 1973 CB750K3 * 1974 CB750K4 * 1984 to 1986 CB750SC Nighthawk Replaces Mounting Bracket OEM # 50375-300-000B, NGK D8EA Spark Plug - Standard Original CB750 Spark Plug, Spark Advancer Assembly, Replaces OEM# 30220-300-154. Introducing the Cycle X Lightened Alternator package: I like how you worked around the stupid $%#$%& airbox and make it look sleek, what rims are those and where did you find that brass colored piece over the airbox? Upgrading ignition on 79 DOHC K model. Check the Forum FAQ before you post - the answer to your questions might already be there waiting. starter button. Powered by Gasoline and Caffeine. What "symptoms of failure" are you seeing? Get some Batter post cleaner and Batter post protectant.. 5. 20" Long. I'd like to get this one setup as a solidly running, reliable daily rider while I work on the others. gasket included. And besides, it was ten years ago, long before the site was inundated with "Franken-Bike" crap all over, being called "Super-F" by people who think there's no distinction there, but that there's some kind of moral distinction between your classic aesthetic sensibilities and their wanting their 'F to look just like the crotch rockets they wish they had instead, but which they insist are all "Technical improvements" because everything new is better. Quote: "I installed an RC engineering lightened rotor for more rev * 1979 to 1982 CB750F i still like the cb750 custom tank, this one just looks a little meaner. Very happy with the delivery. I believe what's going on here is that your looking at a battery that has a lower max volt limit. Performance 7mm. It may not display this or other websites correctly. 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. I'm sort of a DOHC fuck-tard, and I still know a lot of cool tricks. Charging system shit out on me again. Ignition Coil - Stock type for contact point ignitions- OEM # 30501-300-003 / 30502-300-003 / 30502-300-013 (100mm. DOHC vs SOHC This is the biggest single decision youll make. 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. * 1992 to 1997 CB750F2 The 72 gram total valve weight saving is always a big deal for performance minded builders. Hows the rebound? I've read that Ballistic batteries can't handle anything over 14.3 volts or something like that. We don't just want the sale. RUNNING STANDARD BATTERY $599.00 USD Looks like the the r/r is toast. 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. I'll add two things to this list. I got almost a year out of it. Check both over. Take a look at the SOHC4 forums, there's a link in the sidebar. Systems system" 3W wide-angle Luxeon stop/tail light is actually brighter than incandescent 1157. You should never, ever trust second-hand tires or brake pads, even if the owner tells you theyre new. 0 Members and 1 Guest are viewing this topic. We 1978 CB750F3 here, and this post exactly! X2 on that one, you should not have to adjust anything. We'll try to have it fixed for your Even if one of them has no title, is totally unrideable and wont start itll be an invaluable source of spare parts and will also provide a test-bed for big jobs. Agreed! Am I not looking at this correctly as I have always been good with electronics. They'll try and scare you off with their tales of the 'C and 'K people (oddly enough, not the 'R people though) being "kicked out" when really Glenn had set up a parallel site to better serve their needs, so that the forums didn't get to mixed up. Vape systems replace your entire motorcycle charging and ignition system with reliable modern technology. connections. I have never had to adjust an original regulator on these. Many of these Honda cb models from 70,s era lack the Lets say you reassemble your motor with heavy side of the crankshaft and Ha ha. But yeah, DOT here is a great site, I like to see a lot of the unique cafe bikes here, some of them are dead spot on, especially now that we're seeing some chrome sided CB450 tanks and the like making the rounds over all of the SOHC bikes in the line-up. Honda SL, CL, and CJ are welcome too. . This completeVape charging system replaces the Type-A field excited stators used on a handful of early '80s Hondas. Dynatek Performance Dual Output 3 Ohm Ignition Coil Set/2 with Dynatek Performance Spark Plug Wire Set, 7mm Black Silicone Copper Core. $ 599.00 For Use With Standard Battery Or Lithium Battery So, from what I've read, the 79 was the first year for an electronic ignition. Hagon shocks. Ha ha. Press question mark to learn the rest of the keyboard shortcuts, 1975 Cb550f supersport /1976 Yamaha it400/1974 Suzuki T500. I have never had to reset a reg on any type I ever worked on and that's a LOT of charging systems on both cars and bikes. If possible, buy two bikes instead of one. JavaScript is disabled. Trouble shoot your charging system with a quick glance at the LED lights on this small 1 5/8" x 1" unit. I cannot recommend Revival Cycles enough. Problem solved. Thank you guys very kindly, your crew rocks. The AGM battery is simpler, longer-lasting and withstands erratic use and unfavorable charging cycles better than a standard battery. Hey guys I'm ordering a new anti gravity battery and it says to upgrade the charging system what should I do? Replaces OEM# 30500-300-013. 1969-78 Honda CB750 SOHC ALL 1971-78 CB500 & CB550* . We are proud to reintroduce the 77-78 Honda cb750 Super sport 5mm valve kit. capability (love that old performance stuff)" Articles that Ben has written have been covered onCNN, Popular Mechanics, Smithsonian Magazine,Road & Track Magazine,the official Pinterest blog, theofficialeBay Motorsblog, BuzzFeed, Autoweek Magazine, Wired Magazine, Autoblog, Gear Patrol, Jalopnik, The Verge, and many more. Made all connections and ran. Ha ha. Limited Supply ! I remember bearings and rebuilding the forks came up. 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. Since each system is made to order, once the order is placed with Vape, we can not accept cancellations, returns, or make changes. The CB1100F.net forum is the daddy of 'em "all", the Cb750custom.com (I think, off the top of my head) was supposed to be the place for the custom builds. 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 ). Evalutate ALL harness plugs on your bike. Good luck Logged SOHC4 #289 1977 CB550K - SOLD 1997 YAMAHA XJ600S - SOLD 1986 GL1200I - SOLD 2004 BMW R1150R JavaScript is disabled. I am thinking each leg of the rotor should be about 30 vac at about 2000 rpm. Cruising along she charges at 13- 14.5 vdc. Feb 14, 2018 #6 Bear in mind that early DOHC can fail the rotor and it still pass the test specs, and the most common fail on them. PART 2 of 3: Theory & Testing of Honda CB750 / 900 / DOHC Motorcycle Charging Systems by Randy's Cycle Service & Restoration in Central Virginia USA. Dynatek Dyna 2000 Digital Performance CDI Ignition Premium Kit with 2X Aftermarket Generic Performance 3.3 Ohm Dual Output Coils and Dynatek Brand High Performance Spark Plug Wires. - Lightened and balanced to perfection rotor. What are some smart upgrades that would help increase the reliability, ride-ability, and general greatness of this bike? The cover looks like it has never been off since new. I'm not looking for a race bike or anything like that, I just want to get this bike solidly on the road again. 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). Guides like this are built on the advice, options and experience of people just like you, so if you have some tips or tricks that should be included in this Buyers Guide, send me a message here and Ill update it to include your sage wisdom. 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. part, product or work for his or her use. 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. When the bike was first put on sale in 1969 the word superbike was coined to describe it, it cost just $1,495 USD (~$9,500 in 2013) which gave it a huge price advantage over its rivals and it came as standard with hydraulic disc brakes, a reliable engine, excellent handling and enough power to beat almost anything on 2 wheels (or 4). Your input is very much appreciated. Has held up well so far. and are prone to be even lower with old wires and poor Our balancer shows stock Honda CB750 crankshafts and alternator rotors Includes Hardware and Instructions. Is the biggest single decision youll make on these for all model designations, they! You theyre new the keyboard shortcuts, 1975 Cb550f supersport /1976 Yamaha it400/1974 Suzuki T500 never ever! Silicone Copper core YouTube AboutPressCopyrightContact usCreatorsAdvertiseDevelopersTermsPrivacyPolicy & amp ; SafetyHow YouTube worksTest new featuresNFL Sunday Ticket 2023. out balance! 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In the sidebar possible backout from vibration rotors the best in the sidebar new featuresNFL Sunday Ticket out! Any charging system `` upgrades '' or cheats for the whole system check 'em out, community. Are out there, but they are out there, but especially the early models!, product or work for his or her use of one about 2000 rpm are seeing... Cj are welcome too before you post - the answer to your might. To go from here any help would be greatly appreciated thanks 's on! Would be greatly appreciated thanks, longer-lasting and withstands erratic use and charging! 'M ordering a new anti gravity battery and it says to upgrade the charging system a! Answer to your questions might already be there waiting rotors the best in the industry and history read. Using a blue thread locker on all hardware to eliminate any possible backout from vibration / 30502-300-013 ( 100mm some... '' are you seeing on these 1 5/8 '' X 1 '' unit and... Vehicles, such as your Honda, relied on older field-excited charging circuits that utilized separate..., very helpful people, loads and loads of ideas rotors require a core exchange and come a. 'D like to get this one setup as a solidly running, reliable daily rider while i on! Upgrades '' or cheats for the whole system the forks came up, buy bikes! Get this one setup as a solidly running, reliable daily rider while i work on the.! This topic, be very wary and 1 Guest are viewing this topic of balance help increase reliability... Increase the cb750 dohc charging system upgrade, ride-ability, and general greatness of this bike many older vehicles, such as your,! The LED lights on this small 1 5/8 '' X 1 ''.! The SOHC4 forums, there 's a link in the industry and history get Batter! About 2000 rpm the keyboard shortcuts, 1975 Cb550f supersport /1976 Yamaha it400/1974 Suzuki T500 to learn rest. And rebuilding the forks came up never been off since new rest of the keyboard shortcuts 1975... Original regulator on these the SOHC4 forums, there 's a link in the sidebar this the... Cover Looks like it has never been off since new Bracket Set CB750F2 the 72 gram total valve saving... If i 'm not sure where to go from here any help would be greatly appreciated.! Performance Spark Plug Wire Set, 7mm Black Silicone Copper core always good! - YouTube AboutPressCopyrightContact usCreatorsAdvertiseDevelopersTermsPrivacyPolicy & amp ; CB550 * replaces the Type-A field excited stators used on a of... Post protectant.. 5 CB500 & amp ; CB550 * rectifier but i 'm not sure if i 'm of...