Ct90 rectifier.
This is Re-designed and improved CT90 K0 rectifier.
Ct90 rectifier. You will most likely need to adapt the connections on your regulator/rectifier to fit the harness connections. Jun 6, 2017 · Thanks so much Jon, yes that helps understanding the system. Upgrade your Honda CT90 or "Trail 90" with our modern 6V regulator/rectifier for a more reliable and efficient charging system. Jun 12, 2018 · CT90 Rectifier Upgrade The first step in checking your condenser is to set up your digital voltmeter to read low DC voltage and with the digital voltmeter I have I set the range knob to 3 volts DC. Shop now for fast shipping and easy returns! Oct 6, 2025 · By grounding the green wire, it will work in place of 31700-033-000 (1966 & 1967 K0 CT 90 All CT200 and CM90) and 31700-259-020 for Dream and Baby Dream models (CA72 & CA77). the KBPC25-10 is a replacement for the harder to find MB2505. Jan 26, 2025 · A manufacturer that comes highly recommended by the people over at the Vintage Honda Twins forum, Spark Moto, provides a 6v device and this is a version I have fitted to a couple of my bikes, including my CT90. the wiring is as followsAC leads from the a This time, instead of disassembling the old rectifier, I'm disconnecting it at its bullet connectors. com FREE DELIVERY possible on eligible purchases Jan 4, 2024 · I have a 1978 CT90 and a 1972 SL100 and only one silicon rectifier. The only parts you will need are: Radio Shack rectifier (found at the back of the store, in the gray cabinets HEAT restrictioninselenium"valve"scrubsoff about1. This unit has a higher output capacity: 7% more efficient than the stock unit 5 inch leads 6 & 12 volt charging systems Rates at 42 amps Should outlast OEM parts by several times under operation Capable of taking a voltage spike 5 times greater than your bike can All 90 models including S90, SL90, ST90, CL90, CT90 through 1978, CM91 CB/CL/SL 100/125 through 1982 CT200 XL100/125 1974-1978 CA/CB92 CA95 CA160 SS/CL125A XL175 Features of the 6v Regulator/Rectifier: Upgrades the charging system on very early rectifier-only models by simultaneously regulating and rectifying the total stator output. Ignition and electrical system parts of the Honda CT90 Trail 90 include ignition tune-up kits, regulator rectifier kits, headlights, key switches, and spark plugs. Moreover, I often ride 100 mile trips at close to full throttle and find that the battery has lost water when I get done. This information may be helpful with other similar motorcycles. This time, instead of disassembling the old rectifier, I'm disconnecting it at its bullet connectors. Find top brands, exclusive offers, and unbeatable prices on eBay. After some research, it seemed pretty easy to do, and quite affordable. I wanted it solid. Common Motor Collective offers this new combination 6v regulator / rectifier to keep your vintage Honda CT90 running better than new. OE number: 31700-102-731, 31700-107-782 (4) X 5 inch leads with a male connector connection 6 & 12 volt charging systems Rated at 42 amps Should outlast OEM parts by seve Apr 16, 2021 · Buy Rectifier Regulator Voltage Compatible with Trail CT 90 31700-102-701 6 Volts K1 K2 K3 K4 1968 1969 1970 1971 1972 1973 1974 1975: Rectifiers - Amazon. ALL YOU HAVE TO DO IS SPLICE YOUR OLD PIGTAIL ONTO THE NEW PIGTAIL. Oct 29, 2021 · Buy Artudatech Motorcycle Regulator Rectifier, Voltage Regulator Rectifier for Honda CT90 CT 90 K1 K2 K3 K4 K5 K6, for Honda CT90 1976-1979, for Honda XL100 1976 31700-102-701 31700-102-731 31700-303-033: Rectifiers - Amazon. At first I Jan 26, 2025 · Rectifier Prior to the introduction of the K5 model in 1974 the bikes were fitted with selenium rectifiers which are easily recognisable due to their bright orange paint (incidentally this is why the rectifier connections on the Honda wiring diagrams are marked "SE", short for Selenium). Mar 23, 2008 · After I bought my 1968 CT-90 K0, I read about the limitations of the antiquated charging system, and how it was possible to boost the output by preforming something known as the "Radio Shack rectifier upgrade". Started with the rectifier. This test approach may also work with other motorcycle rectifiers. Y ou will receive an identical rectifier to the one in the photo, and not a Chinese knock-off. . If I could get a regulator that will limit the high voltage, but allow power to pass as needed for THIS WILL WORK ON ALL CT200'S,CT90'S,ST90'S, 82 THRU 84 CT110'S AND MANY OTHER HONDA'S. If there was a color mismatch would the rectifier have burn't with out the lights being turned on before the second coil was put in parallel with the charge coil by the head light switch? This bike has the separate wires for the rectifier more like a K1 but it is a K4 by the serial number. Here's me making the new connectors for the new rectifier. Jan 12, 2017 · Detailed instructions on how to upgrade your Honda CT90 or CT200 rectifier. However, it passed all continuity tests in book. 2to1. com FREE Jun 27, 2018 · How to test a Honda CT90 or CT200 rectifier. All 90 models including S90, SL90, ST90, CL90, CT90 through 1978, CM91 CB/CL/SL 100/125 through 1982 CT200 XL100/125 1974-1978 CA/CB92 CA95 CA160 SS/CL125A XL175 Features of the 6v Regulator/Rectifier: Upgrades the charging system on very early rectifier-only models by simultaneously regulating and rectifying the total stator output. I replaced the original selenium rectifier on my friend's 1968 Honds CT-90 K0 with a Radio Shack 25amp full wave bridge rectifier (Part #276 1185). THE COLORS SHOULD ALL BE THE SAME. Dec 20, 2010 · Downloaded manual and saw a test for rectifier - Thought this would be a good start - seeing all of the ct90 rectifier problem posts. That Red/White wire telegraphs DC power from the rectifier into the battery, but so does the ground connection between chassis, rectifier, and battery. Feb 16, 2019 · This is my step by step approach to getting a CT90 that won't start to start. I include This video shows the upgrade MB2505 bridge rectifier. On my bike (1969 CT-90 K1b), I needed the wire that connects to the green wire (ground) to have a female bullet connector, while all the others need the male bullet terminal. Advantages over the original selenium rectifier Feb 16, 2019 · This is my step by step approach to getting a CT90 that won't start to start. A poor rectifier ground connection blocks power produced in the rectifier from reaching the battery. This unit has a higher output capacity: 7% more efficient than the stock unit 5 inch leads 6 & 12 volt charging systems Rates at 42 amps Should outlast OEM parts by several times under operation Capable of taking a voltage spike 5 times greater than your bike can Re-Designed and Improved CT90 Trail Rectifier. 7Volts onthewaythrough and generateslotsofheat The battery is grounded to the chassis, along with the rectifier. (Years: 1966, 1967, 1968, 1969, 1970, 1971, 1972, 1973, 1974) has a higher power handling ability than the original OEM Re-Designed and Improved Rectifier for your Honda CT90! This unit has a higher output capacity, and will meet or exceed all factory expectations. This is a real part. The wires on the rectifier look right as Nov 24, 2021 · Buy Topteng Motorcycle Voltage Regulator Rectifier fit for Honda CT90 CT 90 K1 K2 K3 K4 K5 K6, CT90 1976-1979, XL100 1976, CB125 CB125S 1976-1980, CB125S CB125S1 CB125S2: Rectifiers - Amazon. Took the old vintage 70's one out, took it apart and replaced it with the Radio Shack 25A, 50V Full-Wave Bridge Rectifier I bent the spade tabs so it would fit on the original mount. Mar 23, 2003 · I had a good wrenching weekend on the 90. com FREE DELIVERY possible on eligible purchases If you found this helpful please like and subscribe!This video is an overview of the process I use to test a CT90 rectifier to see if it is good. This is Re-designed and improved CT90 K0 rectifier. Explore a wide range of our Ct90 Rectifier selection. vzxxmprxg9j0jud8ant6bdwbyvq3f5inninusvmu