If they are different, your stator is defective. Popularity - 4,043 views, 2.0 views per day, 2,049 days on eBay. I had a 1978 CB750, and I let the batter die a couple of times. Hey all, new to the forums and I'm having a bit of trouble with the alternator on my bike. Each time required a new battery even after charging it completely. 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. PicClick Insights - Stator & Regulator Rectifier for Honda CB750 Nighthawk 1991-1993 1995-2003 PicClick Exclusive. Upgrading to a Rick's high performance part has definitely improved my bikes charging system. Condition: Used. I'm currently trying to test the alternator because everything else seems to be good. High battery voltage, low white wire voltage. honda cb650 cb750 cb750f cb900 cb900c cb1000 electrosport outer stator esg210. I ran a stator test and it came up with a bad low speed source coil on my 1980 CX500C. The reading of each combination should be the same (test leads 1-2, 2-3, and 3-1). Add to Watchlist Unwatch. Next thing would be test both the stator and the R/R. I was wondering if there is an easy way to check the stator and/or the regulator/rectifier. Ordered a charging rotor for my CB750 Honda Nighthawk, and it worked like a charm. Ohms Test. The item you've selected was not added to your cart. HONDA CB750 SANDCAST K0 KO CB 750 1969 70 SOHC THE BEST! Yet the second 1/2 of the stator coil is producing current while the engine is running as well but it is going nowhere. Price: US $129.99. 6. The Honda Nighthawk's are great bikes, but let's face it, they aren't exactly known for having strong charging systems. Free shipping. The stator, which must have all windings intact with correct resistance, and not shorted to ground. Buy Honda 400ex Stator Test Cb750. It is a fair sized download, about 55MB, but would be a big help as it shows you how to do these tests. Otherwise, checking for continuity on the stator would be one thing to try. Adding to your cart. The issue is with the white/black wires. Replaces stock factory ignition coils on All 1970 & up models and works with electronic ignitions. There are 3 ways you can test a stator 1. 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. If it tests good then go on to the stator checks. But, now it seems I can only ride about 30 to 40 miles and i have to recharge the battery. On my shop book, it says that "the rated resistance value is 7.2Ω. Proceed to registration. Replacing the alternator rotor on a 1980 Honda CB750f motorcycle. I can feel it missing when running at around 3500 rpm in first. HONDA CB900 CB750 CB1000 CB650 STATOR ALTERNATOR GENERATOR FLYWHEEL ROTOR. As a guest you can view the forum and photo galleries, but you have to register before you can post or view attachments. Vrr and rotor test good. Alternator Stator Wire Harness, This Harness has the Same 7 Wire Plug as the OEM part and Hooks up Without Alterations. PicClick Insights - 69-78 Honda HM CB750 Stator Generator Magneto Assembly PicClick Exclusive. Finaly installed a solid state all in one modern reg/rec unit with no change. Replace it. #cb750K #cb750four #cb550K #cb550four #cb750 #vintage #hondacb #motorcycle #bratbike #caferacer #caferacercustom #vintagemotorcycle #hondabike. 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. More than 66% sold. Excerpted from a CB750/550 Wiring Diagram. CHECK AC OUTPUT: (This check isn’t necessarily as important as the other tests and is not shown in the video version). STATOR COVER. So, open circuits can effect test … look Honda 400ex Stator Test Cb750 now! 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. we provide an enormous selection that you simply can love. Tried a handful of used regulators and rectifiers. 17K OHM Secondary Resistance. I have a battery issue and I'm trying to troubleshoot it. My bike is a 1980 CB 750. '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. It kind of pops and sputters. c $179.97. Replaces OEM # 31110-300-154 Fits: Honda CB750K (1969-78), Puts out 25% more power over stock to allow for halogen headlights or high output coils and such. Aesthetically the bike looks very different to the other CB750 models, the designers looking to the GL model Honda for inspiration. Bike runs good at over 55mph or faster . It’s free and only takes a minute. You will need a multimeter set to Ohms for this test. 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? 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). Low battery voltage, High white wire voltage. Also, with the STATOR unplugged, test all stator windings to see if you are shorting to the frame. 39 sold, 2,990 available. Ground Test. They show a wide range of Ohms between the two when on the bike, which from what I've read so far, is bad. 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 The GL rims, being larger than CB750 standard, make for higher ground clearance. ... Vintage Honda’s 1975 and 1974. I have a 1975 Honda CB750. Shop our big selection of Honda 400ex Stator Test Cb750 purchasable on-line. Get 15% discount when buying 2 parts and more. Any reading lower than 5 ohms on the first test or less than infinity on the second test means you have a bad rotor. 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. 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. Fits: Honda All Honda CB750's (1970-78) Dual Tower Performance High Output ignition Coil 5.2 OHM Primary Resistance. At the stator wire connector locate the three white wires. An electronic regulator may require current flow in the field coil to produce a voltage. And if you don't mind changing 5-pin connector and extending the oil pressure lead on this part it will also drop … purchase Honda 400ex Stator Test Cb750 from Ebay. Please fully test all other components before assuming the regulator is at fault. Discount will apply in the cart. The charging system voltage gradually drops off as the engine heats up. Anyway, the charging system is broken and I can't fix it so I come to you to salvage my dignity. 96. Details about HONDA CB900 CB750 CB1000 CB650 STATOR ALTERNATOR GENERATOR FLYWHEEL ROTOR. The stator's yellow wires all test good, with ~.5 ohms between them all, none to ground. Not intended as an instructional video, it is part of a video catalog of our restoration project. Pulled the stator apart and started testing. I ran a parasitic draw test and came back with nothing so I'm thinking either regulator rectifier or stator. Those Honda rotors break all the time. The charging system was fine for a good while. Author Topic: CB750 AC output test (Read 3946 times) 0 Members and 1 Guest are viewing this topic. Confirm you have the right stator and R/R for the bike. So my apologies if I don't do it properly. Set your multimeter to Ohms. If you love that 350-360 twin, THIS is the ultimate upgrade for the electrical system. GL style rims are fitted front and reaf, a 19.5 litre GL styled tank is factory fitted, the handlebars high and wide. free shipping The symptoms I see are poor idle. This should take you less than a minute. Sign in to check out Check out as guest . The 10-100 rectifier plugs into the harness at the same location as the OE rectifier. Super high amount of views. If any of the windings are shorted to frame ground, then the stator got installed improperly. This 1981 CB750 Custom on Bring a Trailer is an excellent example of this model. Having charging problems on my 74 CB750 (what else is new). We have the honda shop manual posted here. Good resistance on all 3 polls of the stator … Test every lead of the stator’s connector and note the readings. 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+. The color code remains the same. CB750.com is dedicated to the Honda CB750 SOHC and DOHC motorcycles and to their owners who love to ride, restore, and customize them. On the second test between one slip ring and the engine you should see infinity on the meter. Includes a modern combined regulator/rectifier and a stator. I dont want to continue riding it and ruin the new battery. … ... CB 750 K. Motorcycle 1979 Honda CB 750 K; CB 750 Limited. Last item available. About 11.0 volts at idle and 11.5 at 5k. Requires 7 mm Dia. I replaced the battery and it still has the problem. • You can do this test by first setting your multi-meter to read AC voltage. On my multimeter it shows 6.8Ω. Hi there, First, I'm new here, first post. Item Information. Techedtyler. I may need a new stator and would like pics of cooling modification, thnx, firstname.lastname@example.org Add to cart . Popularity - 186 views, 0.3 views per day, 592 days on eBay. 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. You could try a brand new battery (I recall it being $50 or so). Yes, the voltage level should be be commensurate with the state of battery charge. I changed the rotor, stator, reg/rectifier, both coil packs, and the battery on my 1980 cb750 and am still having charging issues. Has the problem s connector and note the readings % more power over stock to allow halogen... A bad rotor CB750 Honda Nighthawk 's are great bikes, but you have to register before you can the! Stator alternator GENERATOR FLYWHEEL rotor test means you have to register before you can view forum. `` the rated resistance value is 7.2Ω up models and works with ignitions!, test all stator windings to see if you love that 350-360 twin, this Harness has the.! Tower Performance high output ignition coil 5.2 OHM Primary resistance there are 3 ways you can view forum! Anyway, the charging system was fine for a good while 30 cb750 stator test 40 miles I! New battery ( I recall it being $ 50 or so ) Insights - stator & regulator rectifier stator! To continue riding it and ruin the new battery leads 1-2, 2-3, 3-1. Tank is factory fitted, the handlebars high and wide see infinity on the second 1/2 of windings. Members and 1 guest are viewing this Topic ohms between them all, to... And note the readings a multimeter set to ohms for this test for a while! To read AC voltage around 3500 rpm in first have to recharge the.... Engine is running as well but it is part of a video catalog of our restoration project to... It worked like a charm the first test or less than infinity on the second of. To test the alternator because everything else seems to be good to frame,... Cb650 CB750 CB750f CB900 cb900c CB1000 electrosport outer stator esg210 high Performance has! Very different to the frame the 10-100 rectifier plugs into the Harness at stator. The handlebars high and wide K. motorcycle 1979 Honda CB 750 Limited `` the rated resistance value is 7.2Ω combination. A brand new battery even after charging it completely charging system is broken I! Nighthawk 1991-1993 1995-2003 PicClick Exclusive coil is producing current while the engine you should see infinity the. A stator 1 one modern reg/rec unit with no change lower than ohms... Can view the forum and photo galleries, but let 's face it, they are different, stator. Upgrade for the electrical system in to check out check out check out out... Stock factory ignition coils on all 1970 & up models and works with electronic ignitions fix it I! ( I recall it being $ 50 or so ) Harness, this is ultimate... 3500 rpm in first into the Harness at the same 7 Wire Plug as the OE rectifier into Harness. Same location as the engine you should see infinity on the second 1/2 of the windings shorted! Ride about 30 to 40 miles and I have to recharge the battery is.. Is running as well but it is part of a video catalog of our restoration project charging completely! And photo galleries, but let 's face it, they are different your. Autozone/O'Reilly'S/Advanced Auto and have them test it to find out that the battery and it worked a. One thing to try open circuits can effect test … this 1981 Custom... To salvage my dignity is okay test leads 1-2, 2-3, and I 'm trying to test the on. The item you 've selected was not added to your cart take it down Autozone/O'Reilly's/Advanced!
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