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Yamaha RD250/350/400 Direct Replacement Ignition Coils. Exact replacement for original type Hitachi coils for RD's. Same bolt spacing as stock. Sold each. We recommend removal/bypassing of ballast resistor on RD400's (easy to do, contact us if you need help).
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Ignition Coil Kit - for Yamaha RD/R5/YDS6/7. Every thing you need to replace your coils, plug caps and ignition coil wire. Kit Includes the following:
- 2 Replacement Coils 12V with Mounting Hardware, 5ohm, 30,000+ Volts
- 2 NGK Type 5K Resistor Spark Plug Caps
- 2 Feet of high quality Ignition Coil Wire
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Test the integrity and strength of your ignition system. Spark gap is adjustable from 0 to 10mm. Measure spark strength. Will test the ignition on most motorcycles, watercraft, ATVs & snowmobiles
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Instrument Dash Light Bulb Speedo/Tach RD(all) R5 12V Sold in Pairs
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Kill Switch - Open type for Vape/MZB/Powerdynamo ignitions running no battery. Momentary type kill switch, kills engine when button is pressed. Includes 24" wire. Handlebar tupe mount.
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Sale!LED Headlight Bulb with Fan for RD's. There's not much clearance in the RD headlight buckets due to all the wires and makes fitting most LED ligths with fans difficult. And without the fan you can't get very bright lights. This compact H4 LED bulb and fan assembly fits nicely in the bucket and at 3,800 lumens is very bright. Note: This bulb is a replaceable H4 type. The original RD headlight was a sealed beam H4 type and the bulb was not replaceable. This bulb is primarly inteneded for use with an aftermarket headlight lens/bulb assembly.
- 3800 Lumens / 1 Amp draw
- Ultra white color
- Built in auto fan
- Installs in minutes - Plug and Play, this compact bulb assembly fits in the RD headlight bucket
- Lifetime warranty
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LED Instrument Dash Light Bulb Speedo/Tach RD(all) R5 Bright White - 4watt/12V. Sold Each. Note: RD250/350 uses 9x of these, RD400 uses 8x. Replaces Yamaha OEM 123-83516-21-00 Need new sockets / harness? see here Instrument Light Socket
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Dual Load LED Equalizer. Allows LED turn signals to operate in place of stock incandescent bulb turn signals without replacing the flasher module. Will flash at correct rate. Easy installation, simply splice into existing turn signal system.
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LED Tail light - Tail, Brake & License Plate Functions. Super compact, modern design. 6 ultra bright LED tail lights and 9 mini LED license plate lights. Measures 4" wide x 1.25" high x 1.5" deep.
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LED Tail light Bulb - Clear, Sold Each. Dual Function Brake/Tail light. 12V bulb produces a bright LED glow. Replaces standard 1157-style bulb. Sold each
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Maintenance Free Sealed Battery for Yamaha R5, DS7 RD250/350/400, RD350LC, RZ35350 From Parts Unlimited. **Batteries will ship via UPS - Provide a street address for shipping - UPS will not ship to a PO Box**. Battery includes acid pack. Note this battery is slightly smaller than stock battery. *additional shipping costs apply to this item, calculated at checkout. Note this is a generic battery and we will occasionally subsitute brand depending on availablity.
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Timing kit for inspection and adjustment of ignition timing; gauge face size 1 1/2". Comes with adapter for air-cooled 2 strokes. Although this is an excellent gauge, we do not recommend it for the RD250/350/400/R5/DS7 as there isn't enough clearance to use the gauge with the engine installed in the frame. For the RD250/350/400/R5/DS7 or any bike with minimal clearance between the frame and spark plug, we recommend the Economy Cycle Dial Gauge made specifically for RD and Yamaha twins, which can be found here Economy Cycle Dial Gauge
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Jumper cables made specifically for motorcycle and powersports use.
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Motorcycle LED Mulit-function Brake/Running/License Tail light. 34 LED tail lights, 2 LED license plate lights.
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Need a solution for your original RD Headlight? We have one with a replaceable H4 Halogen Bulb. Click on details below and scroll down to descprition.
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NGK Iridium Spark Plug. The ultimate in the evolution of spark plug technology and performance from the industry leader. The iridium electrode is 25% smaller than a platinum electrode, and it’s just 1/4 the size of a conventional nickel electrode. Ultra-small-diameter center electrode reduces voltage requirement and extends ignition system life. New metal shell plating has enhanced anticorrosion qualities. BR8EIX Stock for RD400, BR8HIX stock for RD350. Choose spark plug, quantity and click add to cart.
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***NOTE*** Most non-resistor type spark plugs (B8HS, B8ES) have been discontinued by NGK, you can substitute resistor type spark plugs (BR8HS, BR8ES) without issue). The NGK Standard Spark Plug is manufactured to enhance the performance of the vehicle. It is constructed from durable material that is corrosion and abrasion resistant. The Spark plug insulators are made of 99 percent pure alumina silicate, allowing for longer insulator noses for reduced fouling. This Spark plug features a triple gasket sealing process that eliminates fuel leakage. It also includes a solid copper core that provides superior heat dissipation and conductivity. This Spark plug has resistor that is produced with a glass and carbon mixture, which is fired to ensure superior performance and durability. It has corrugated ribs that prevent flash over and cold rolled threads to inhibit damage to the cylinder head. Choose spark plug and click add to cart.
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Parts Unlimited Conventional Battery, stock replacement for Yamaha R5, DS7 RD250/350/400. Parts Unlimited premium-quality. Parts Unlimited batteries are a high-quality, low-cost alternative to OEM battery replacement Built to the same exacting specifications and quality control standards as top brand-name Japanese batteries Rugged and reliable starting power for your machine **Batteries will ship via UPS - Provide a street address for shipping - UPS will not ship to a PO Box**. Battery does not include acid. *additional shipping costs apply to this item, calculated at checkout. When we're out of stock on this Parts Unlimited battery, we'll ship a Fire Power brand battery which has the same specifications and is comparable quality.
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Rear Tail Light Assembly - RD400 (all years). Complete assembly, lens, base, bulbs, gasket, etc. Reproduction Part.
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Rear Tail Light Lens - RD350 RD250/R5/DS7 (341-84721-60-00)
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Reflector - Amber with black backing, 5mm stud - Great for RD's. Diameter approximately 60mm/2.38" - Made in USA, DOT Certified. Sold each. Replaces Yam OEM No. 355-85111-01-00
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Reflector - Red with black backing, 5mm stud - Great for RD's. Diameter approximately 60mm/2.38" - Made in USA, DOT Certified. Sold each.
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Replacement bulbs for K&S Aluminum Marker Lights - Clear or Amber. Sold each. Dual Filament function for marker and signal.
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Replacement bulbs for K&S Aluminum Marker Lights - Clear or Amber. Sold each. Single filament function for signal only.
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Replacement Ignition Coil Kit - for Yamaha RD/R5/YDS6/7. Every thing you need to replace your coils, plug caps and ignition coil wires. Kit Includes the following:
- 2 Replacement Coils, same dimensions as stock coils, same bolt spacing. Easy to mount and install.
- 2 NGK Type 5K Resistor Spark Plug Caps
- 2 Feet of high quality Ignition Coil Wire
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Rotor Bolt - Yamaha RD350/400 M7x60mm. This is the bolt that secures the rotor/magneto/points cam. This is an aftermarket bolt, different length than stock but will work on the RD350/400.
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Spark Plug Cap - 5K or 0K resistance for 14mm spark plug, with 90 degree Elbow (RD/RZ/R5), NGK Type - Reproduction, sold each. These caps are just right for the RDs and other 2 stroke vintage Japanese twins. Includes waterproof covers. For terminal stud type plugs or plugs with removeable terminal nuts (BR8ES, BR8HS). It is not recommended to use both resistor caps and resistor plugs, use either resistor plugs with non-resistor caps, or non resistor plugs with resistor caps.
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Spark Plug Wrench - 3 Way 14mm/12mm/10mm. Sold each.
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Tail Light Bulbs RD(all) R5, sold in pairs. High quality 12V Dual filament bulb by General Electric. Bright 32 Watt output.
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Turn signal grommet 90480-18488 RD250 RD350 RD400 (1976-1978) Sold each.
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Black universal headlight brackets. Adjustable to fit 31mm-38mm fork tubes. Bracket arms are 4″ long, 3.5″ to mounting hole.
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Chrome universal headlight brackets that will fit most front forks in 34mm-38mm, suitable for RD250/350/400/RD/DS7. Includes all mounting hardware and rubber bushings. Can be used with or without bushings.
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Chrome universal headlight brackets. Adjustable to fit 31mm-38mm fork tubes. Bracket arms are 4" long, 3.5" to mounting hole.
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Vape CDI Racing Ignition for Yamaha RD350/RD400/R5/DS7.
This high performance system is designed to be lightweight, high revving, and provide a stable high voltage spark across the rev range.- High speed lightweight internal rotor offers up to 22K max rpm's
- Stable high voltage spark - System provides stable 40 kilovolt spark from 3000-8000 rpms. At 18000 rpm or 36.000 sparks per minute, this system still maintains a stable 25 Kilovolt output.
- Diameter of rotor is 59mm, rotor weight is 180 grams.
- Total system weight is 850 grams
- Note: Race only total loss ignition, no generator for charging or lights
- Very simple install includes documentation, assembly instructions and wiring diagram
- 24 mos. Warranty
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Vape Coil frame mount coil bracket. (This part also used for same ignition system sold under the brand names Powerdynamo/MZB)
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Vape Coil Wire Boot, sold each. (This part also used for same ignition system sold under the brand names Powerdynamo/MZB)
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Vape Ignition - Hardware Upgrade for Yamaha RD250/350/400/R5/DS6/DS7 (Street ignition Version) 71 05 799 00. The hardware supplied by Vape includes a washer that easily deflects when tightened. Our hardware upgrade kit includes a thicker washer 4.5mm, longer zinc plated 7x 35mm rotor bolt and an additional stainless washer. The thicker washer will not deflect when tightening the rotor bolt. (This part also used for same ignition system sold under the brand names Powerdynamo/MZB).
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Vape Pick Up Coil (Sensor) S01T. (This part also used for same ignition system sold under the brand names Powerdynamo/MZB)
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Vape Pick-up Coil Shim Plate, sold each. (This part also used for same ignition system sold under the brand names Powerdynamo/MZB)
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Vape Plug Wire Set - Non Resistor Type. (This part also used for same ignition system sold under the brand names Powerdynamo/MZB)
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Vape Rotor Puller Tool for use with Powerdynamo ignition system. (This part also used for same ignition system sold under the brand names Powerdynamo/MZB). Inner M12 x 90mm Outer M27 x 1.25 pitch
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Vape Regulator for use with Powerdynamo RD street ignition. (This part also used for same ignition system sold under the brand names Powerdynamo/MZB)
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Vape Regulator with built in battery eliminator (capacitor) for use with vape RD street ignition when running without a battery. (This part also used for same ignition system sold under the brand names Powerdynamo/MZB).
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Vape Relay for use with Powerdynamo RD Street Ignition. (This part also used for same ignition system sold under the brand names Powerdynamo/MZB)
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Vape Rotor - Replacement rotor for Vape RD street ignition. One piece CNC machined rotor with ramped trigger that helps prevent the possibility of the engine starting in reverse direction. (This part also used for same ignition system sold under the brand names Powerdynamo/MZB)
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Vape Stator (For systems 71 05 799 & 71 05 999). (This part also used for same ignition system sold under the brand names Powerdynamo/MZB)
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Wiring Diagrams - 11" x 17" - Laminated, Full Color
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Wiring Diagrams - 8.5" x 11" - Laminated, Full Color
