Included is the Force Master 2 CDI computer, allowing users to easily change from 3 different maps for the best setup. All Products are covered under the Spears Racing Return Policy. There is no return on Electrical or Power Commanders. 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. 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 Exhaust. Blockoff Plates. At the forefront of performance, piston manufacturing has been a result of continuous research and development both in the dyno room and on the race track winning championships all over the world. I test rode a CBR300R before buying the R3. Working from his carport and making house calls, Spears soon found a need for a total motorcycle repair facility. 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. It was soon apparent that his attention to detail was valuable to the industry, and decided to start working on motorcycles in his off-hours. In 1991 after leaving the San Jose Police Department, Spears Enterprises was opened in Campbell, California. $1059.99/$1159.99 Blaster 1988-2006 240cc $450.00. NOTICE: This product is NOT legal for sale, installation, or use on a pollution-controlled vehicle in the state of California. Copyright 2021 © Spears Racing.Managed by Webganics, LED PITBOARD WITH QWERTY KEYBOARD FOR OPTIMAL PIT STOPS, SPEARS RACING BUILDS ENGINES THAT WIN CHAMPIONSHIPS. Replaces Yamaha OEM pistons; Description. Camshafts. Yamaha R3 Overbore +2 mm Piston Kit ... - Spears Enterprises ... Alternatively get a 126kg dry old school Aprilia RS125 and stock up on big bore 175cc kits for nigh on 40bhp … Motocross in America is in its infancy. Spears Racing’s designs are specifically engineered for extreme applications including professional competition. appearing +1 mm to +4 mm big bore cylinder kit, a hand-matched, forged Vertex big bore piston and top-end gasket kit. Radiators. Millennium stands behind our plating with a LIMITED LIFETIME WARRANTY. Each of these aspects has been put through stringent research and development stages to ensure that our product will exceed your standards. Engine Rebuild Kits. Water Pumps. Clutch Covers. Blockoff Plates. Yamaha YFM 350 Warrior 366 400 446 cc Big Bore Stroker Carb Stage 1-3 Jet Kit Visit the 6 Sigma Store. Puig Rear Tire Hugger Yamaha R3 / MT-03 $ 153. The fastest R25 with naturally aspirated engine without force induction.. Dyno test with dynojet engine Engine Rebuild Kits. Water Pumps. Gaskets. Price: $39.50 & FREE Shipping: This fits your . The Yamaha Parts and Accessories ecommerce store is administered on behalf of participating Yamaha dealerships. Unlock your bike's hidden potential with the power producing and durable Cylinder Works big bore kit. The compression is 13 to 1. Each Kit comes with a OEM Yamaha base and custom plus 2mm over  head Gasket to a special thickness . You want the highest quality products, but you don’t want to have to pay the highest prices. 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. It is built to be simple, reliable, and offer instant acceleration that is … Engine Hardware. Manteca, California 95336 US. 3.0 out of 5 stars 1 rating. Engine Hardware. 59 $ 175.99. At Dennis Kirk, we have the best Engine Rebuild Kit in stock and ready to ship to you today. Gain horsepower and increase the torque of your YZF-R3 by installing this full GYTR engine tuning kit! 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  several times. Also in that year another Race team based out of Germany ran the multi race German TT series, with a lot of dedication,long days and nights, Team NK Motors with rider Felix Klinck came away with the over-all Championship on a Spears Racing Based Kawasaki ER650. Spears Racing Piston Kits have been winning races and Championships all over the world for over 4 decades. It’s the 1970s. Spears graduated from high school in 1977 and went to work for the San Jose Police Department as its Lead Motorcycle Technician. Fits your 2021 Yamaha MT-03. Shop All Exhaust; ... Yoshimura Fender Eliminator Kit Yamaha R3 / MT-03 $ 126. Yamaha YZ450F 2006-2009 Wiseco Top End Rebuild Kit Standard Bore 95.00mm, 12.5:1 (Fits: Yamaha) 5 out of 5 stars (1) 1 product ratings - Yamaha YZ450F 2006-2009 Wiseco Top End Rebuild Kit Standard Bore 95.00mm, 12.5:1 Sale 15% Off! Spears Racing Overbore 339.43cc Piston Kit Complete This is a complete engine kit, +2mm over stock bore High Compression piston kit (339.43cc). Make sure this fits by entering your model number. Legal only for racing vehicles in closed course competitions which will never be driven on a public right of way. (209) 923-4684 He has 42 years of experience in the motorcycle Industry, including 14 years with the San Jose Police Department as Lead Technician. Working with specific roadracers, Spears Racing became a recognized force in AFM, CCS, WERA, AHRMA, LRRS and AMA competitions. 254. Fits your 2019 Yamaha R3.  15253 S Inheritance Way Manteca, California 95336 US. Engine Accents. Cat 2005-06 F7 - BMP Cast Piston 800 Big Bore, Y-Pipe, Fat Azz Pipe, 50mm Throttle Bodies & 3.5 Timing Key Cat 2005-06 F7 - BMP Pipe Mod & Porting Cat 2007-09 F/CFR/M 800 Wiseco Street Bike Forged Pistons and Performance Parts - High Performance Forged Racing Pistons, Big Bore Kits, Camshafts and much more for Honda, Kawasaki, Suzuki, and Yamaha Street Bikes. Gaskets. This kit includes the hardware required to adjust the steering stops. Wiseco Piston Ring Set for Yamaha FX1000 / SRT1000 / YZF-R1 - 74.00mm - 2913XA (Fits: Yamaha YZF R1) 5 out of 5 stars (1) 1 product ratings - Wiseco Piston Ring Set for Yamaha FX1000 / SRT1000 / YZF-R1 - 74.00mm - 2913XA Just like the Yamaha R3 the Ninja 400 has a huge steering radius from the factory that needs to be shortened to use a steering damper. 31. ... We install these kits on a regular basis, it took a lot of different kits for us to find a big bore kit that actually holds up and is reliable. I was kinda tempted to go after the CBR because the dealer had a new one in my fav color orange(I think it was a 2016). Banshee 1987-2006 409cc Includes sleeving, piston, rings, pin,head mods and gaskets $725.00. Copyright 2021 © Spears Racing.Managed by Webganics, Core Fee $100.00 Refundable when core is received, Send Cylinder Core Before Shipping of Engine Kit, Yamaha R3 High Compression Stock Bore gasket .010 2015/2021, Ceramic Wheel Bearings Yamaha YZFR3 Front Wheel 2015/2021, Yamaha YZF-R3 Galfer Front Race Brake Pads 2015/2021, Yamaha R3 Standard Bore High Compression Kit 320cc 2015/2021, Yamaha R3 Overbore +2mm Piston Rings 339.43cc, Yamaha YZFR-3 High Lift Roadracing Camshafts 2015/2021. Gregg Spears is the President, founder and team manager of Spears Enterprises/Spears Racing. Yamaha Big Bore Kits - 2 Stroke ATV. By this time the business had established itself as the leader in police motorcycle maintenance, having as many as 12 different police departments relying on Spears to meet their demands. Cam Covers. 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. 00-8 Knobby Tire for the … Exhaust. Working as a sole proprietor, business was overwhelmed with customers and soon he had to hire employees to meet the demand of the workload. We found the best results were acheived by adding a couple of washers as shown in this video. Yamaha YZFR-3 Overbore +2mm over. Engine Kit/cylinder/gaskets 2015/2020. Cam Covers. Radiators. In order to place an online order you must select a Yamaha dealer in … Clutch Covers. This commitment has resulted in more forgings specific to certain applications, proprietary treated wrist pins and piston rings manufactured only for us. 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 … The design of the YZF-R3 engine upgrade kit is based on the YZF-R3, according to the FIM WSBK competition technical regulations, but this does not mean that the … Step 3: You always want to run an engine to warm it up before doing an oil change. Cylinder. Alongside the introduction of a revised YZF-R3 road bike for 2019, Yamaha have revealed a new GYTR performance kit to transform the standard machine into a … Shop thousands of Yamaha R3 Parts at guaranteed lowest prices. 95 $ 175. It was low on power and the engine wasn't as rev happy as the R3. Big Bore Kits. Banshee 1987-2006 409cc Includes sleeving, piston, rings, pin,head mods and gaskets includes Cool Head $924.00. Camshafts. Engine Accents. Malossi LC 4Stroke Big Bore Cylinder Kit Features. View 1000's of yamaha r3 big bore and top end kits and buy online directly online all payment types accepted. Yamaha R3 Bore Up Kit. Comp Ratio 13.0:1.This is a 2 ring design piston. Yamaha R3 Superbike Upgrades. BikeBandit.com is your destination for R3 OEM parts, aftermarket accessories, tires and more. This 2mm over kit includes pistons, rings, lighter wrist pins, cir clips . In the summer of 2015 one of their Sponsors assembled a racing team called Emerald Roadracing, to run in the coveted race called “Isle Of Man TT.” With long hours and great dedication of rider and team they were able to finish 9th over all in the “lightweight/Supertwins” class on a Spears Racing powered Kawasaki ER650. Big Bore Kits. Soon he found an overwhelming response to his talents, and in 1980 Spears Enterprises was born with $200.00 and a toolbox. 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. Classes that were once full of highly competitive R3s, Ninja 300s, and KTM 390s, were thrown together with the new Ninja 400, which was clearly in a … CHANGING THE GAME. These kits offer you an affordable way to increase horsepower and engine displacement without giving your secret away to your competition. O.E.M. Simple put, the Group K Super Jet 845cc Big bore kit is the most brutally powerful 91 octane engine package available anywhere for the Yamaha SuperJet engine platform. 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. You’ve come to right place for the best selection of Yamaha Engine Rebuild Kit. They stock OEM cylinder is bored and the cylinder is inspected and coated with a  proprietary Nickel Silicon Carbide (NSC) cylinder plating process and cylinder services. 88. Spears Racing Piston Kits have been winning races and Championships all over the world for over 4 decades. Spears Racing continuous committed to excellence to advance as the industry changes. 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. Since the release of the Ninja 400 in 2018, small bike racing has been pretty disrupted. Spears Racing Overbore 339.43cc Piston Kit  have been designing and making race pistons with the State of the Art CNC Machining and manufacturing alliances with CP Carrillo for decades. yamaha r3 replacement big bore and top end kits parts car parts.  15253 S Inheritance Way The 845cc Kit and Performance. HotRods rod kits Crankshaft Bearings 4 Stroke Big Bore Kits HotCams Camshafts Valves and Spring kits Timing Chains Top end bearings Complete engine gaskets Top End Gasket sets Honda cylinders Kawasaki cylinders KTM cylinders Suzuki cylinders Yamaha cylinders 4-Stroke Heads 2 Stroke Big Bore Kits Complete engine seal kits Clutch - baskets & kits 2015 Yamaha YZF-R3: PH2 Review. All Products are covered under the Spears Racing Return Policy. Core Fee $100.00 Refundable when core is received, Send Cylinder Core Before Shipping of Engine Kit, (209) 923-4684 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!!! This product is NOT CARB legal. There is no return on Electrical or Power Commanders. Designed and manufactured by Spears Racing specifically for the high performance demands of racing. Shop All Exhaust; ... Vortex V3 WSS Chain And Sprocket Kit Yamaha R3 2015-2021 $ 149. TPR Racing 84mm Big Bore Kit that will increase the displacement of a Honda CBR 250 to 305cc! 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. Long hours and relentless dedication to his customers led the business to grow, and by 1995 Spears Enterprises expanded by opening a second location. 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 × Dear valued customer, due to extended delays with OEM suppliers and the ongoing COVID-19 crisis, most parts are being placed on backorder status. yamaha r3 parts for sale. At the forefront of performance, piston manufacturing has been a result of continuous research and development of unique materials, piston designs and technologies. 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. You an affordable way to increase horsepower and engine displacement without giving your away. Shop thousands of Yamaha R3 2015-2021 $ 149 school in 1977 and to! 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