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These manifolds, manufactured by UPP/Moose, are crafted from durable polyurethane material that outperforms stock manifolds. Designed to accommodate carburetors with a 35mm spigot opening, they are ideal for use with stock 28mm carbs on RD350/400 or RZ350 applications. Additionally, these manifolds feature boost/crossover holes, making them perfect for use with a boost bottle or crossover tube. -
Uni Foam Air Filter Care Kit. Includes spray oil and cleaner. For use on all foam type filters. -
Yamaha Neutral Switch & Seal Assembly RD/RZ/R5/DS6/7 all years. Yamaha Part, includes cover, seal & 3 screws, part numbers below. 1L9-82540-00-00 x 1 93210-29196-00 x 1 98707-05012-00 x 3 -
Yamaha RD250/350/400/R5/DS7 (all years) Crankshaft Bearing - Outer (Yamaha OEM). Original Yamaha OEM Bearing. Current Yamaha part number 93306-30549-00. Sold each (crankshaft requires 2) -
Yamaha RD350/400/250 Oil Line Clamp. Genuine Yamaha OEM part. Sold each. In original black oil finish, no longer available from Yamaha. -
Sale!
Yamaha RD400 (all years including Daytona) Rear Master Cylinder Rebuild Kit. Includes main piston seal, spring with cap, circlip, and dust boot, all the wearable parts that need to be replaced when rebuilding the master cylinder. Yamaha stopped making the rebuild kits several years ago and the aftermarket kits had fitment issues and were also recently discontinued, so we decided to produce our own kit. We have tested the parts in this kit for fitment and performance. Note this kit is assembled with OEM parts. -
Yamaha RD400F Daytona Gauge Face Decals for Speedometer and Tachometer. Reproduction decal true to original graphic. Must be applied over original gauge face and will eluminate like original gauges. Removal of original is required as well as dis-assembly of tach/speedo to acess gauge face. -
Zeeltronic PCDI10T CDI for Yamaha RZ350. Programmable CDI/Ignition controller. This unit replaces the stock RZ350 CDI. Ability to program your own ignition valve curves or use any of 5 preloaded ignition curves (programming your own curve requires handheld or USB programmer, sold separately). Includes 3 stage rev limiter, 20K rev ceiling, shift light output, shift kill for quick shift, electronic tach output. Store and load 2 ignition maps and 5 powervalve curves. Comes with instructions and wiring diagrmams. 24 mos. warranty. Note: This unit replaced the stock RZ CDI. It comes pre-programmed with stock curves and can be installed and run without programming. Note: This unit is also ideally suited for aftermarket non-power valve cylinders like Athena, Trinity, CPI. -
Anodized Aluminum Fuel Filter. Sold each. Available in Red, Blue, Black, Purple and Gold. Available in 1/4" or 5/16". CNC machined aluminum outer case with cleanable brass filter element inside. Choose size, then color and quantity and click add to cart. -
Collar for Chain Guard. RD350 RD400 RD250 R5 DS6/7. This is the metal washer that goes inside the rubber chain guard damper. High quality reproduction part. See additional fitment below. -
Dynatek Ignition Coil Hardware/Wiring Installation Kit. This kit allows mounting of our Dyna coil for the RZ350 in the stock location. Includes all hardware, nuts, bolts, spacers, sub wiring harness and complete installation instructions with pictures included with kit. Bolt on kit, no drilling or mods required. Note: This is for installation on 1984-1985 USA models of the RZ350 and also fits the Australian RZ350 1983-1985. We have not installed this kit on other models of the RZ350 from other countries. Does not include plug wires, also sold here on the site under the coils category. Click on pics to enlarge (Dyna coil mounted with this Kit on an RZ350)
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Uni Y-Boot Filter System for RD250/350/400/R5/DS7. Includes Genuine 5" Uni foam filter, Genuine OEM Yamaha Y-boot, pvc filter support ring, clamps & hardware for mounting. Also available in low profile with a 4" Uni filter. The difference between this and the less expensive version is the rubber boot itself, this version uses a genuine Yamaha rubber boot. -
ProX Wrist Pin RD350/400 16x54mm -
Yamaha RD400 (all years including Daytona) Rear Master Cylinder Rebuild Kit. This reproduction kit is assembled with high quality seals and includes main piston seal, spring with cap, circlip, dust boot, and banjo bolt washers, all the wearable parts that need to be replaced when rebuilding the master cylinder. Yamaha stopped making the rebuild kits several years ago and the other aftermarket kits had fitment issues, and were also recently discontinued, so we decided to produce our own aftermarket kit. We have tested the parts in this kit for fitment and performance. See here for alternative kit made with OEM seals RD400 Rear MC kit - OEM -
The Cross over tube helps with mid range performance and helps to smooth power delivery, eliminate flat spots, stumble, bucking, etc. Most of the later Euro/Canadian RD400's and the RZ350 had this type of intake set up, but was never available in the USA for the RD's. This kit is a modified verion of the RZ350 intake and requires NO modifications of any kind and is a direct bolt on upgrade for the RD250/350/400 (all years). Rejetting may be required. Kit includes the following:- OEM Yamaha RZ350 Manifolds x 2 (modified for the RD)
- OEM Yamaha RZ350 Manifold clamps x 2
- OEM Yamaha Banshee Cross over tube (metal) x 1
- OEM Yamaha RZ350 Cross over tube clamps x 2
- OEM Yamaha RZ350 Reed Valve gaskets x 2
- Stainless Steel Socket Head Bolt (Allen)/SS washer x 8
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Yamaha RD250/350/400/R5/DS7 (all years) Crankshaft Bearing - Inner (Yamaha OEM). Original Yamaha OEM Bearing. Current Yamaha part number 93306-20621-00. Sold each (crankshaft requires 2) -
Yamaha RD400(76-78) Gauge Face Decals (Tach/Speedo) - White. Reproduction decal true to original graphics. Must be applied over original gauge face and will eluminate like original gauges. Removal of original is required as well as dis-assembly of tach/speedo to access gauge face. -
Anodized Aluminum Fuel Filter. Sold each. Available in Black, Chrome, in 1/4" or 5/16". Premium-quality, high-strength anodized alloy case with replaceable bronze filter element and gasket (link below). Replacement element available here on the website: Fuel Filter Element by Russell Choose size, then color and quantity and click add to cart. -
Sale!
Anodized Aluminum Fuel Filter by Russell - Close Out - 1/4" Red - ONLY 1 AVAILABLE. Premium-quality, high-strength anodized alloy case with replaceable bronze filter element and gasket (link below). Replacement element available here on the website: Fuel Filter Element by Russell -
Sale!
Anodized Aluminum Fuel Filter by Russell - Close Out - 1/4" Silver - ONLY 1 AVAILABLE. Premium-quality, high-strength anodized alloy case with replaceable bronze filter element and gasket (link below). Replacement element available here on the website: Fuel Filter Element by Russell -
Dynatek Ignition Coil Kit - RZ350 Includes:- Dynatek Ignition Coil - RZ350. Replacement ignition coil for RZ350/RD350LC. Dynatek miniature series .5ohm coil. Dual outputs. 40,000 volts vs. stock coil @25,000 volts. Includes plug caps and crimp connectors. RZ coils are no longer available from Yamaha.
- Dynatek Spark Plug Wires - Dynatek High Performance Spark Plug Wires. 8mm suppression spark plug wire set, great for use with our Dynatek coil. Highest grade graphite suppression core to reduce electrical noise and increase engine performance. Two wires, 48″ length (cut to length for your specific application). Gray outer cover, includes insulators as pictured.
- RZ350 Hardware/Wiring Installation Kit - This kit allows easy mounting of our Dyna coil in the stock coil location. Includes all hardware, nuts, bolts, spacers, a sub wiring harness and complete installation instructions with pictures. Bolt on kit, no drilling or mods required. Note: This is for installation on 1984-1985 USA models of the RZ350 and also fits the Australian RZ350 1983-1985. We have not installed this kit on other models of the RZ350 from other countries.
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Manifold for Yamaha R5 and DS7. For stock Mikuni spigot mount carbs. 60mm center to center bolt hole spacing. Includes clamp. Sold Each. Genuine Mikuni. -
ProX Piston Circlip (Sold in Pairs) -
Genuine Uni Air Filter for Y-boot air-filter system and for use with stock RD350 Y-boot(without air-box), includes clamp. Lifetime guarantee. Filter available in standard 5" for R5/RD350/400 and low profile 4" -
Uni Universal Bulk Filter Foam - Multiple Densities. Sheets of filter foam in several densities for fabricating air filters Perfect for vintage and custom applications.- Green Extra Fine Foam 65PPI - 12"x16" x 5/8"
- Black Fine Foam 60PPI - 12"x16" x 3/8"
- Red Coarse Foam 40PPI - 12"x16" x 5/8"
- Black Extra Coarse Foam 30PPI - 12"x24" x 5/8"
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Yamaha - RD250/350/400/R5/DS7 (all years) Wiseco Connecting Rod Big End Bearing. Sold each. 22x28x15.8 -
Yamaha - RZ350/Banshee (all years) ProX Silver Caged Big End Bearing. Sold each. 22x29x16 -
Yamaha Piston Circlip (Sold in Pairs)
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Sale!
Yamaha RD250 RD350 Left Engine Side Cover Decal, Reproduction of part no. 360-15425-01-00. Thick vinyl reproduction decal with aluminum backing plate and 3M adhesive backing, convex shape like original, includes thin layer of plastic protection of the front side (remove when installed). Position carefully, can only be installed once. -
Yamaha RD250/350/400/R5/DS7 (all years) Connecting Rod Big End Bearing (Yamaha OEM) Original Yamaha OEM Bearing. Current Yamaha part number 93310-422C8-00. Sold each. -
Yamaha RD400F Daytona Front Master Cylinder Rebuild Kit. 14mm. Includes seals, spring, circlip, and dust boot. This kit includes the piston seal that is unique to the Daytona 400F and different from the earlier 400's. This kit does not include the piston. -
Y-Boot Filter System for RD250/350/400/R5/DS7. Includes genuine K&N filter, Genuine Yamaha Y-boot, pvc filter support ring, clamps & hardware for mounting. Y-Boot Filter System for RD250/350/400/R5/DS7. Includes genuine K&N filter, Genuine Yamaha Y-boot, pvc filter support ring, clamps & hardware for mounting. -
Manifolds for 30-34mm Carbs(VM, TM, PWK, PJ). Mfg'd by UPP, high quality polyurethane, outperforms stock manifolds. Carb side opening i.d. accomodates 40mm carb spigot. Includes manifold gaskets & clamps. (recommended for use with larger 34mm carbs on RD350/400 or RZ350 applications). Sold in pairs. -
Sale!
RD250/350 RIght Side Engine Cover Decal with metal backing plate and adhesive -
Wiseco Piston Kit Forged Pro-Lite for Yamaha RZ350 (All Years). Forged piston kit from Wiseco includes, Piston, Rings, Circlips, Wrist Pins. Sold each. Choose size and click add to cart. -
Yamaha Brake Caliper Seal Kit - RD250/350/400 (73-78) XS TX. Includes main seals, dust seals, and small seal used between caliper halves and seal grease. Each kit services one caliper. Note: Yamaha no longer supplies red rubber grease packets witht he seal kit. This vegetable based grease is applied to the seals and helps keep them from seaping. Red rubber grease used on the seals will not contaminate your brake fluid. You can purchase red rubber brake grease at most automotive parts shops; However, most of the time, you can just lube the seals with brake fluid when rebuilding, but if you have any seaping after the rebuild then apply the red rubber grease to them. Note: This kit includes the small square section seal that fits between the caliper halves. -
In-line Glass/Chrome Fuel Filter with replaceable element For 1/4" fuel line. 1-3/8" die-cast body. -
Genuine K&N Air Filter for Y-boot air-filter system and for use with stock RD350 Y-boot(without air-box), includes clamp. Lifetime guarantee. Standard 5" for R5/RD350/250/400. See part YA-0700 for use with stock RD350 air-box. -
Manifolds for 30-34mm Carbs(VM, TM, PWK, PJ) with Boost/Crossover holes. By UPP/Moose Racing, high quality material resistant to cracking or ripping, outperforms stock manifolds. Specifically formulated to resist harsh fuels (including methanol) and oils. Carb side opening i.d. accomodates 40mm carb spigot. Includes manifold gaskets & clamps. (recommended for use with larger 34mm carbs on RD350/400 or RZ350 applications). Perfect for use with boost bottle. Sold in pairs. -
Uni Air-Box Vents. Uni's foam filtered air vents increase the amount of air to the air filter for a better air supply and improved performance. The removable foam element may be cleaned and re-oiled for years of dependable service. For street, dirt and atv applications, 2 or 4 stroke motors. Re-jetting may be required depending on application and number of vents installed. Easy to install, simply drill hole in air box and press in. 6 air vents in a package. -
Yamaha RD250/350/400/R5/DS7 (all years) Upgraded Connecting Rod Big End Bearing. This flat caged silver plated big end bearing comes from the Suzuki RG500 Gamma, but is a perfect match for the Yamaha RD's and much stronger then the stock bearing. This bearing can be used with stock Yamaha rods or the ProX rods we sell here on the site. (sold each) -
Wiseco Wrist Pin for Wiseco RD350/400 Pistons. 16mm/2.175" -
Yamaha Reproduction Brake Caliper Seal Kit - RD250/350/400 (73-78) XS TX. Includes main seals, dust seals, and small seal used between caliper halves and seal grease. Each kit services one caliper. -
Yamaha RD400 (all) Engine Case Decal. Reproduction decal true to the original graphic. Orignials no longer avaiable from Yamaha. Sold each. -
Brake Caliper Rebuild Kit - RD400F Daytona (Front / Rear). High quality seals from K&L. Each kit contains seals to rebuild one caliper. -
Replacement element for our Glass/Chrome 1/4" fuel filter -
Manifolds for 36-40mm Carbs(VM, TM, PWK, PJ). Mfg'd by UPP, high quality polyurethane, outperforms stock manifolds. Carb side opening i.d. accomodates 43mm carb spigot. Includes manifold gaskets & clamps. (recommended for use with larger 36-40mm carbs on RD350/400 or RZ350 applications). Sold in pairs. -
UNI 2 Stage Pod Filter, for use on stock 28mm carbs found on Yamaha RD250/350/400s and RZ350s. 2 stage filter can be run oiled or dry. Can also be run oiled in single stage by removing outer sleeve. -
Wiseco Piston Circlips (pairs)
