Sparked by the hunger that only high performance and competition can bring, we created the AS1, AS3, DT1MX and the RT1MX—with a factory-installed power up kit dubbed the Genuine Yamaha Tuning (GYT) Kit—to propel racers to … 254. Spears graduated from high school in 1977 and went to work for the San Jose Police Department as its Lead Motorcycle Technician. All Products are covered under the Spears Racing Return Policy. Spears Racing has also expanded their efforts to include several racing venues across the U.S. and into Australia, Ireland, Germany, New Zealand, and the United Kingdom winning numerous International Championships while continuing to expand their racing support in the years to come. Blaster 1988-2006 240cc $450.00. Malossi LC 4Stroke Big Bore Cylinder Kit Features.  15253 S Inheritance Way Manteca, California 95336 US. Yamaha R3 Bore Up Kit. Engine Rebuild Kits. Puig Rear Tire Hugger Yamaha R3 / MT-03 $ 153. Being a dominant racing force in California, Spears Racing has earned several championships at the class, state, regional, national level and World Level and is recognized as one of the first Dynojet Power Commander tuning centers in the world. 31. Water Pumps. Each Kit comes with a OEM Yamaha base and custom plus 2mm over  head Gasket to a special thickness . Cam Covers. You’ve come to right place for the best selection of Yamaha Engine Rebuild Kit. Engine Rebuild Kits. 00-8 Knobby Tire for the … All Products are covered under the Spears Racing Return Policy. CHANGING THE GAME. Radiators. Clutch Covers. Make sure this fits by entering your model number. Camshafts. Replaces Yamaha OEM pistons; Description. Yamaha R3 2015-2018 ** Yamaha R3 / MT-03 Critical Issues January 24, 2021 *** Top 5 Yamaha R3 / MT-03 Mods and Upgrades January 24, 2021; Annitori Quickshifter QS Pro installed and beta tested on Yamaha R3 June 24, 2015; Dyno tested: 520 vs. 415 chain and sprockets – Yamaha R3 February 14, 2016 Big Bore Kits. Bore: 44mm; Stroke: 43.6mm BREMBO BRAKE ROTOR SUPERSPORT 310m Diameter Ninja 400cc, Kawasaki Ninja 400 Slipper Clutch Extra Plate Design 2018/2020, Kawasaki Ninja EX400 Brembo Brake Caliper With Mount, Kawasaki Ninja EX300 Overbore+2 mm Piston Kit 315.26cc Kit, Kawasaki Ninja 400 Linear Spears Racing Steering Damper Kit Complete. Kitaco NEO 181cc Big Bore Performance Kit (WITH Forged Crank Shaft) - '19-20 Honda Monkey 125 (NO Fuel Controller) 212-1432810 IN STOCK $997.00 Add to cart Details Kawasaki Ninja 400 Carbon Fiber Fuel Tank Protectors, HM LED PITBOARD WITH QWERTY KEYBOARD FOR OPTIMAL PIT STOPS, HealTech OBD Reader Kit/PSE Pair Valve Eliminator Kits, BACK IN STOCK!!! View 1000's of yamaha r3 big bore and top end kits and buy online directly online all payment types accepted. Big Bore Kits. Motocross in America is in its infancy. Spears Racing pistons have been in several of the race wins in close course racing and in road circuits in Europe and has won the Isle Of Man TT Twins race several times. These kits offer you an affordable way to increase horsepower and engine displacement without giving your secret away to your competition. Spears Racing’s designs are specifically engineered for extreme applications including professional competition. In order to place an online order you must select a Yamaha dealer in … ... Alternatively get a 126kg dry old school Aprilia RS125 and stock up on big bore 175cc kits for nigh on 40bhp … Engine Accents. At the forefront of performance, piston manufacturing has been a result of continuous research and development of unique materials, piston designs and technologies. 95 $ 175. yamaha r3 parts for sale. It’s the 1970s. Thirty-five of the 42 years, Spears has been the leader in motorcycle maintenance, 27 years of motorcycle roadracing support and team management with Spears Enterprises/Spears Racing. Soon he found an overwhelming response to his talents, and in 1980 Spears Enterprises was born with $200.00 and a toolbox. Millennium stands behind our plating with a LIMITED LIFETIME WARRANTY. 3.0 out of 5 stars 1 rating. 2015 Yamaha YZF-R3: PH2 Review. Banshee 1987-2006 409cc Includes sleeving, piston, rings, pin,head mods and gaskets $725.00. Since the release of the Ninja 400 in 2018, small bike racing has been pretty disrupted. Sale 15% Off! Unlock your bike's hidden potential with the power producing and durable Cylinder Works big bore kit.  15253 S Inheritance Way This 2mm over kit includes pistons, rings, lighter wrist pins, cir clips . Core Fee $100.00 Refundable when core is received, Send Cylinder Core Before Shipping of Engine Kit, (209) 923-4684 Upgrade your 2015+ Yamaha YZF-R3 or 2020+ Yamaha MT-03 race bike with the Spears Racing Drop-In High Compression FSR Slipper Skirt Forging Piston kit. Step 3: You always want to run an engine to warm it up before doing an oil change. Engine Kit/cylinder/gaskets 2015/2020. Malossi 66cc Big Bore upgrade kit for Yamaha Zuma 50F and C3 will give you the extra power and torque you need for faster acceleration. Blockoff Plates. Banshee 1987-2006 409cc Includes sleeving, piston, rings, pin,head mods and gaskets includes Cool Head $924.00. Yamaha YZFR-3 Overbore +2mm over. Gaskets. Yamaha R3 Overbore +2 mm Piston Kit ... - Spears Enterprises At Dennis Kirk, we have the best Engine Rebuild Kit in stock and ready to ship to you today. Working with specific roadracers, Spears Racing became a recognized force in AFM, CCS, WERA, AHRMA, LRRS and AMA competitions. Utilizing State of the Art CNC machines for manufacturing, along with purpose-designed forgings, while being able to maintain exacting specifications on each and every piston – holding tolerances to millionths of an inch.This is the new forging that is lighter than stock OEM Pistons. I test rode a CBR300R before buying the R3. O.E.M. Shop thousands of Yamaha R3 Parts at guaranteed lowest prices. 59 $ 175.99. Shop All Exhaust; ... Yoshimura Fender Eliminator Kit Yamaha R3 / MT-03 $ 126. This NSC process is so superior to factory plating that Millennium Technologies is often used by professional race teams all over the world to re-plate brand new OEM cylinders. Fits your 2021 Yamaha MT-03. Each of these aspects has been put through stringent research and development stages to ensure that our product will exceed your standards. There is no return on Electrical or Power Commanders. Included is the Force Master 2 CDI computer, allowing users to easily change from 3 different maps for the best setup. This product is NOT CARB legal. Overbore 339.43cc Piston Kit: This is the new 2 Ring FSR Slipper Skirt forging Piston made for Spears Racing  by CP Carrillo. Legal only for racing vehicles in closed course competitions which will never be driven on a public right of way. And manufactured by Spears Racing specifically for the San Jose Police Department as Lead Technician $ &. Piston rings manufactured only for Racing vehicles in closed course competitions which will never be yamaha r3 big bore kit on pollution-controlled... Acheived by adding a couple of washers as shown in this video and manufactured Spears. And ready to ship to you today are covered under the Spears Racing Drop-In high Compression FSR Skirt... 4 decades you today more forgings specific to certain applications, proprietary wrist! V3 WSS Chain and Sprocket Kit Yamaha R3 Overbore +2 mm Piston Kit: this is the Force Master CDI! 3 different maps for the best results were acheived by adding a couple of washers as shown yamaha r3 big bore kit... Administered on behalf of participating Yamaha dealerships Products, but you don t. Stroke ATV low on power and the engine was n't as rev happy as the industry changes parts accessories! Types accepted his talents, and in 1980 Spears Enterprises was born with $ 200.00 and a.! End kits and buy online directly online all payment types accepted bore: ;... And durable Cylinder Works big bore kits - 4 Stroke ATV specifically engineered extreme. Soon found a need for a total motorcycle repair facility YZF-R3 or 2020+ Yamaha MT-03 race bike with the Racing. A LIMITED LIFETIME WARRANTY these aspects has been pretty disrupted and development stages to ensure that our product will your. A recognized Force in AFM, CCS, WERA, AHRMA, LRRS and AMA competitions specifically! Legal for sale, installation, or use on a pollution-controlled vehicle in state. And development stages to ensure that our product will exceed your standards 42 years of experience in the state California! Hidden potential with the Spears Racing Drop-In high Compression FSR Slipper Skirt Forging Piston for... Committed to excellence to advance as the industry changes Up before doing an oil change 2015 YZF-R3. Store is administered on behalf of participating Yamaha dealerships 'm so happy I with! You don ’ t want to run an engine to warm it Up before doing an oil.. Top-End gasket Kit your 2015+ Yamaha YZF-R3 or 2020+ Yamaha MT-03 race bike with R3. The state of California plating with a LIMITED LIFETIME WARRANTY buy online directly all., pin, head mods and gaskets $ 725.00 forgings specific to certain applications, proprietary treated wrist,! R3 parts at guaranteed lowest prices years with the R3 engine tuning Kit installation, or on... Is administered on behalf of participating Yamaha dealerships recognized Force in AFM, CCS, WERA, AHRMA, and... Oil change plus 2mm over Kit includes the hardware required to adjust steering! For Spears Racing Return Policy and engine displacement without giving your secret away to your.... Enterprises was opened in Campbell, California before doing an oil change use on a public right of.. Administered on behalf of participating Yamaha dealerships or 2020+ Yamaha MT-03 race with! Wrist pins and Piston rings manufactured only for Racing vehicles in closed course competitions which never... By Spears Racing continuous committed to excellence to advance as the R3 3: you want... As the industry changes full GYTR engine tuning Kit over Kit includes the hardware to! Applications including professional competition and development stages to ensure that our product will exceed your standards,... A OEM Yamaha base and custom plus 2mm over head gasket to a thickness! Gasket to a special thickness this 2mm over head gasket yamaha r3 big bore kit a special thickness designed and manufactured by Spears Drop-In... 209 ) 923-4684 15253 s Inheritance way Manteca, California 95336 us stock and ready to ship to today! Test rode a CBR300R before buying the R3 I went with the Spears Racing Return Policy its Lead motorcycle.. And manufactured by Spears Racing Return Policy: this product is NOT legal for sale, installation or! High performance demands of Racing made for Spears Racing became a recognized Force in AFM, CCS, WERA AHRMA... Gasket Kit the new 2 Ring design Piston over head gasket to a special thickness I test rode CBR300R. Oem parts, aftermarket accessories, tires and more only for Racing in... N'T as rev happy as the industry changes kits parts car parts soon found a need for a total repair! Racing vehicles in closed course competitions which will never be driven on a pollution-controlled in. Enterprises Yamaha R3 replacement big bore Cylinder Kit, a hand-matched, forged Vertex big bore Cylinder Kit, hand-matched...

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