Ordered a charging rotor for my CB750 Honda Nighthawk, and it worked like a charm. Last item available. Excerpted from a CB750/550 Wiring Diagram. They show a wide range of Ohms between the two when on the bike, which from what I've read so far, is bad. 6. PicClick Insights - 69-78 Honda HM CB750 Stator Generator Magneto Assembly PicClick Exclusive. Super high amount of views. Details about HONDA CB900 CB750 CB1000 CB650 STATOR ALTERNATOR GENERATOR FLYWHEEL ROTOR. CHECK AC OUTPUT: (This check isn’t necessarily as important as the other tests and is not shown in the video version). c $179.97. So, open circuits can effect test … Techedtyler. Replaces OEM # 31110-300-154 Fits: Honda CB750K (1969-78), So my apologies if I don't do it properly. Add to Watchlist Unwatch. The stator's yellow wires all test good, with ~.5 ohms between them all, none to ground. Free shipping. The item you've selected was not added to your cart. Test every lead of the stator’s connector and note the readings. Replace it. CB750.com is dedicated to the Honda CB750 SOHC and DOHC motorcycles and to their owners who love to ride, restore, and customize them. Adding to your cart. About 11.0 volts at idle and 11.5 at 5k. free shipping 17K OHM Secondary Resistance. Finaly installed a solid state all in one modern reg/rec unit with no change. If any of the windings are shorted to frame ground, then the stator got installed improperly. Vrr and rotor test good. This should take you less than a minute. '99 cb750 nighthawk - new stator, 0 AC volts Hey all, My friend bought a cb750 nighthawk basket case for his first bike and, pretending to be tech savvy, I told him we'd get it up and running ezpz. And if you don't mind changing 5-pin connector and extending the oil pressure lead on this part it will also drop … The symptoms I see are poor idle. Buy Honda 400ex Stator Test Cb750. Condition: Used. I ran a stator test and it came up with a bad low speed source coil on my 1980 CX500C. • You can do this test by first setting your multi-meter to read AC voltage. Low battery voltage, High white wire voltage. Otherwise, checking for continuity on the stator would be one thing to try. we provide an enormous selection that you simply can love. I dont want to continue riding it and ruin the new battery. But, now it seems I can only ride about 30 to 40 miles and i have to recharge the battery. Also, with the STATOR unplugged, test all stator windings to see if you are shorting to the frame. We have the honda shop manual posted here. Alternator Stator Wire Harness, This Harness has the Same 7 Wire Plug as the OEM part and Hooks up Without Alterations. New Electrosport Stators Direct Plug In Replacement, 1 year warranty, plug and play ESF901 Rotor Honda CB650 / CB750 / CB900F ESF901 is a brand new replacement rotor for the alternator system on CB650F, the CB750F, the CB900F and CB900C Honda models between the years 1979 and 1983. I have a 1975 Honda CB750. Pulled the stator apart and started testing. I had a 1978 CB750, and I let the batter die a couple of times. #cb750K #cb750four #cb550K #cb550four #cb750 #vintage #hondacb #motorcycle #bratbike #caferacer #caferacercustom #vintagemotorcycle #hondabike. GL style rims are fitted front and reaf, a 19.5 litre GL styled tank is factory fitted, the handlebars high and wide. Shop our big selection of Honda 400ex Stator Test Cb750 purchasable on-line. Set your multimeter to Ohms. Add to cart . This 1981 CB750 Custom on Bring a Trailer is an excellent example of this model. If you love that 350-360 twin, THIS is the ultimate upgrade for the electrical system. HONDA CB750 SANDCAST K0 KO CB 750 1969 70 SOHC THE BEST! I have replaced both sets of windings in the alternator (both were used units I got on eBay), the wiring harness, the fuse box, the ignition switch, and the regulator and rectifier. Any reading lower than 5 ohms on the first test or less than infinity on the second test means you have a bad rotor. Fits: Honda All Honda CB750's (1970-78) Dual Tower Performance High Output ignition Coil 5.2 OHM Primary Resistance. Yet the second 1/2 of the stator coil is producing current while the engine is running as well but it is going nowhere. Those Honda rotors break all the time. Item Information. This ended up being a bit of "over engineering" in thought as the "under engineered" stator coil is barley able to keep the battery topped off with only 1/2 of the system always on. The charging system was fine for a good while. More than 66% sold. Proceed to registration. Replaces stock factory ignition coils on All 1970 & up models and works with electronic ignitions. Honda did a cheap trick with the CB750 series with that rotor, the system is designed so that there's not enough poles in the stator to produce any electricity below 1500rpm - as a result there's no load on the bike engine at those RPMs, and thus no need to fart around with increasing fuel/air at idle in order to handle the load of the alternator. I replaced the battery and it still has the problem. I have an 82 650 Nighthawk with electric charging issues, stator tests at .6 ohm between yellow wires and book says SB .3 to .4 ohm, it appears I need a stator? Hi there, First, I'm new here, first post. Get 15% discount when buying 2 parts and more. ... Vintage Honda’s 1975 and 1974. On my multimeter it shows 6.8Ω. Discount will apply in the cart. I have a battery issue and I'm trying to troubleshoot it. Each time required a new battery even after charging it completely. Price: US $129.99. The charging system voltage gradually drops off as the engine heats up. It kind of pops and sputters. Popularity - 4,043 views, 2.0 views per day, 2,049 days on eBay. HONDA CB900 CB750 CB1000 CB650 STATOR ALTERNATOR GENERATOR FLYWHEEL ROTOR. The Electrosport ESG210 is a high quality stator designed as a plug-in replacement for the OEM stator in your Honda DOHC CB750, CB900 or CB1100. No Interest if paid in full in 6 mo on $99+Opens in a new window or tab* No Interest if paid in full in 6 months on $99+. You could try a brand new battery (I recall it being $50 or so). If it tests good then go on to the stator checks. As a guest you can view the forum and photo galleries, but you have to register before you can post or view attachments. Bike runs good at over 55mph or faster . Author Topic: CB750 AC output test (Read 3946 times) 0 Members and 1 Guest are viewing this topic. You will need a multimeter set to Ohms for this test. The issue is with the white/black wires. Yes, the voltage level should be be commensurate with the state of battery charge. An electronic regulator may require current flow in the field coil to produce a voltage. I can feel it missing when running at around 3500 rpm in first. look Honda 400ex Stator Test Cb750 now! I've also taken every connection I can find and re-cleaned all terminals.. the bike charges better cold and as she warms up to operating temp all charge dies out. There are 3 ways you can test a stator 1. 1978 Honda CB750K CB750 CB 750 Stator Stator Alternator Cover Side Case Left L OEM Honda part # 11631-300-040 31102-300-045 (replaces 31102-300-035) Honda Models Fit 14CB750F-K5 1975 750 750 Super Sport CB750F-K6 1976 750 750 Super Sport CB750F-K7 1977 750 750 Super Sport CB750F-K8 1978 750 750 Super Sport CB750K It is a fair sized download, about 55MB, but would be a big help as it shows you how to do these tests. Having charging problems on my 74 CB750 (what else is new). STATOR COVER. Requires 7 mm Dia. Sign in to check out Check out as guest . The 10-100 regulator is connected to the harncss via the 3 single wires with spade terminals (these plug into the wires that originally were going to the tabs on the OE regulator). Ground Test. If they are different, your stator is defective. The stator, which must have all windings intact with correct resistance, and not shorted to ground. Hey all, new to the forums and I'm having a bit of trouble with the alternator on my bike. The GL rims, being larger than CB750 standard, make for higher ground clearance. … I'm currently trying to test the alternator because everything else seems to be good. I ran a parasitic draw test and came back with nothing so I'm thinking either regulator rectifier or stator. At the stator wire connector locate the three white wires. Anyway, the charging system is broken and I can't fix it so I come to you to salvage my dignity. On my shop book, it says that "the rated resistance value is 7.2Ω. 96. Not intended as an instructional video, it is part of a video catalog of our restoration project. Includes a modern combined regulator/rectifier and a stator. Popularity - 186 views, 0.3 views per day, 592 days on eBay. I may need a new stator and would like pics of cooling modification, thnx, johngbell@yahoo.com Aesthetically the bike looks very different to the other CB750 models, the designers looking to the GL model Honda for inspiration. Tried a handful of used regulators and rectifiers. It’s free and only takes a minute. Confirm you have the right stator and R/R for the bike. My bike is a 1980 CB 750. The reading of each combination should be the same (test leads 1-2, 2-3, and 3-1). On the second test between one slip ring and the engine you should see infinity on the meter. Puts out 25% more power over stock to allow for halogen headlights or high output coils and such. The Honda Nighthawk's are great bikes, but let's face it, they aren't exactly known for having strong charging systems. Next thing would be test both the stator and the R/R. I changed the rotor, stator, reg/rectifier, both coil packs, and the battery on my 1980 cb750 and am still having charging issues. High battery voltage, low white wire voltage. honda cb650 cb750 cb750f cb900 cb900c cb1000 electrosport outer stator esg210. PicClick Insights - Stator & Regulator Rectifier for Honda CB750 Nighthawk 1991-1993 1995-2003 PicClick Exclusive. Replacing the alternator rotor on a 1980 Honda CB750f motorcycle. Good resistance on all 3 polls of the stator … Ohms Test. You may take it down to Autozone/O'Reilly's/Advanced Auto and have them test it to find out that the battery is okay. 39 sold, 2,990 available. Upgrading to a Rick's high performance part has definitely improved my bikes charging system. ... CB 750 K. Motorcycle 1979 Honda CB 750 K; CB 750 Limited. purchase Honda 400ex Stator Test Cb750 from Ebay. Please fully test all other components before assuming the regulator is at fault. The 10-100 rectifier plugs into the harness at the same location as the OE rectifier. I was wondering if there is an easy way to check the stator and/or the regulator/rectifier. The color code remains the same. And 1 guest are viewing this Topic test leads 1-2, 2-3, and I 'm thinking regulator! Bikes, but let 's face it, they are n't exactly for. Stator unplugged, test all other components before assuming the regulator is at fault than CB750,! All other components before assuming the regulator is at fault between one ring... Definitely improved my bikes charging system is broken and I ca n't fix it so come. 'S face it, they are n't exactly known for having strong charging.! Can effect test … this 1981 CB750 Custom on Bring a Trailer an... 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Or high output ignition coil 5.2 OHM Primary resistance test or less infinity! Good resistance on all 1970 & up models and works with electronic ignitions each combination be! Worked like a charm I let the batter die a couple of times be same... Ordered a charging rotor for my CB750 Honda Nighthawk, and it like. Test good, with the stator and/or the regulator/rectifier CB750 stator GENERATOR Assembly! Going nowhere both the stator coil is producing current while the engine is running as well it!

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