Exceeding the optimum ratio resulted in a peak rpm loss, and slight overheating. For the best experience on our site, be sure to turn on Javascript in your browser. Condition and shipping costs of the returned item(s) is the responsibility of the purchaser. The huge increase in overall torque allows the GP8 to bolt out of high-speed turns with no bogging at all. $17.45. As a final word, our recommendation is that if you are a beginner, purchase a newer, 4-stroke, Rec-Lite or Recreation PWC. If so, no price will be shown or they will be marked Discontinued. Orders usually ship from our shipping center the same day as the order is fulfilled. 2002 Yamaha PWC GP800 WaveRunner. The second tank yielded 7250 rpm, and the third tank attained our eventual sustained peak of 7320 rpm. Yamaha WaveRunner GP800 MAGNUM Jet Ski Performance Spark Plug SPECS - W. THEORY INSTALL / MANUAL HIGH NOTES / Tips TECH-TRAINING Product Details Thanks to the unique and patented 360-degree electrode design, higher engine power, impressive throttle sensitivity and wondrous acceleration are achieved through better fuel energy utilization. All of our testing to date, for our Swift Kit and Sleeper Kit, has been only with the stock GP 800 exhaust system. $149.00. Yamaha WaveRunner GP800R Parts Handlebars & Steering Wheels Frame & Body Starting & Charging Parts Engine Parts Fuel Parts Air Intakes & Filters Exhaust Parts Cooling Parts Ignition System Parts Foot Controls & Pegs Performance Chips Pump & Handling Electrical Parts Oils & Chemicals Repair Manuals Yamaha WaveRunner GP800R Electronics Sound Systems Rechercher. Contact the seller. Please have Year, Make, Model and Serial Number ready before calling. This effect can be very distracting and annoying when trying to cover rough water at high speeds. In any powersports application, it is the quality of parts that makes the difference between a fun adventure and a disappointing experience. Print the e-mail page with the Card Number , your Name, Order Number, Address, Phone Number and e-mail address, (or print all the information on a piece of blank white paper) and put inside the return package with the parts authorized for return. For recreational level GP800s, this is a good limiting device that does not hamper peak water-speed performance in any way. That is, If you have the head modified for the Swift Kit, that head will have to be re-cut again if you later decide to upgrade to the Sleeper Kit. On occasion, the online shipping calculator will not recognize the LARGE SIZE of large-lightweight-items such as plastics, fenders, runners, frames, etc. Being realistic, the GPs were fine for one adult and a little child. Open: Monday - Friday. As we complete our testing with the dual-pipe platforms, we will be posting that information to a separate document. All the GP 800 Sleeper Kit cylinders and heads are typically prepared as matched pairs, to assure that you have the proper squish clearance and compression ratio for the quality of gasoline that you intend to use. About Exhaust Systems As previously mentioned, this document will cover only engine platforms that utilize the stock GP 800 exhaust system. You are responsible for what you order! All rights reserved. (GP760: 90HP, GP800: 120HP). Yamaha WaveRunner OEM Parts "Quick Links", 2000 Yamaha WaveRunner GP800 (GP800Y) Parts, 1999 Yamaha WaveRunner GP800 (GP800X) Parts, 1998 Yamaha WaveRunner GP800 (GP800W) Parts. The 3.5 4 mph increase of the Sleeper kit puts this lightweight on a par with most of the top muscle-boats. Shop Today! Yamaha GP 800 Performance Modifications by Group K Our Kits The Swift Kit- This kit is a small collection of the most effective bolt on parts for your GP 800, along with modification of your stock cylinder head. Please check back or call us, as the status may change with the next update. Copyright yamahapart.com. That is, very subtle surface irregularities could result in breeches of compression or water. There seems to be a problem serving the request at this time. The store will not work correctly in the case when cookies are disabled. Copyright 2009-2020 Pro-1 Racing Heads. These scratches will also allow for much better surface holding in high-speed turns. When you play hard, you need the right equipment that will work hard. The most recent addition to our service line is vapor blasting. Refund Requirements: (No Returns on Electrical Components). You can find a lot of useful info on these models, and sometimes some good deals! The upgraded version of the 760, the GP800 hit the market in 1998. 4 interest-free installments of $37.25 by. Our solution is to custom pitch the impellers for our GP 800 kits. If you want to ride your craft more often than you work on it, these old 2-stroke WaveRunners are probably not for you. Chat Now Why Partzilla? Additionally, you can also find out where can you can still find these amazing vintage WaveRunners. About Dual Pipes Not long after the release of the 98 GP 800s, Factory Pipe Products released their dual pipe exhaust system for this new machine. Yamaha GP800 WaveRunner OEM parts returns are subject to a 20% restocking fee plus shipping charges. If you aren't sure that you have the right part #, Please Call 269-385-1540 M-F/10-6, Sat./10-3 EST. Increasing the compression of pwcs has always been an easy way to get a good overall performance increases. Yamaha GP760 and GP800 Prices The Yamaha GP760 prices start from $1,000 and go up to $2,500. Copyright 2021-present RIVA Racing. We stock thousands of OEM Yamaha parts. Size: Qty. If you own a Yamaha GP800 WaveRunner and are shopping for Yamaha GP800 WaveRunner OEM parts and accessories, then this is the site for you! View cart for details. This is a solid 100 rpms under target with no apparent loss of radar speed. Costs: Regarding costs, they are cheaper to buy, but more expensive to operate due to the repair costs and their high fuel consumption. For better hook-up, we recommend the R&D top loader scoop grate. Handlebars & Steering Wheels . In the Subject Line type RA Request. _______________________________________________________________________________________________________________________. Here at Pro-1 Racing Heads we custom craft our own valve seats and valve guides in-house, however, we also carry a full line of name brand cylinder head parts. While the difference in porposing is significant, the dimension difference is somewhat subtle. . We are now rebuilding cylinder heads for vintage motorcycles. This additional finishing work accounts for 30% more shop time, yet contributes to only about 10% of the total performance gain (about .5 mph and a little bit of acceleration). Yamaha engineers chose these new I body type carbs more for their emissions friendliness than their performance ability. But keep in mind, that even if these modifications help a lot, they cannot completely eliminate this problem. Head Sealing During our testing we found the head gasket sealing surfaces of the GP8 to be somewhat sensitive. Look your part numbers up online. 20% Restock fee charged for all returned parts. Pro-1 Racing Heads is the first custom machine shop in the motorcycle industry to offer this service to the public. Get the latest business insights from Dun & Bradstreet. The store will not work correctly in the case when cookies are disabled. For this reason we will not set up any of our kits to utilize an O ring type head that omits the use of the head gasket. 4 interest-free installments of $37.25 by . CANCELLED ORDERS. We carry all of the Personal Watercraft parts and accessories you need for your next ride on your 1998 Yamaha WaveRunner GP800, at prices that will be easy on your budget. Yamaha Waverunner, Motorcycle, ATV, Side by Side, Utility, Sport Boat and Snowmobile OEM Parts YAMAHA WAVERUNNER GP800 GP800R XL800 66E CYLINDER CORE $29.99 $16.70 shipping 2000 Yamaha WaveRunner GP800 ENGINE TOP END CYLINDER HEAD 66E-11111-00-8S $85.00 $18.83 shipping or Best Offer 1998-2005 Yamaha OEM Cylinder Jug Core Freshwater WaveRunner GP800R XLT 800 $274.95 Free shipping Size: Qty. The installation of an aftermarket flame arrestor does increase cfm (cubic feet per minute of air) and help overall performance. GP Pro Pant Hazy Friday Red / White. For the best experience on our site, be sure to turn on Javascript in your browser. However, it has much higher fuel consumption as well. The result is improved hook-up during high speed operation in rough water (note: blueprinting offers only a nominal increase in peak water speed on smooth water). Becasue with two adult riders they easily become unstable and tippy due to their small, flatter hulls. Unfortunately, the 2-stroke GPs have been out of production for a long time. Instead of an aluminum cylinder with a thick iron sleeve, the aluminum cylinders of the GP8 have a thin layer of hard plating for the piston to reciprocate in. This stock pipe is a fully water jacketed system that induces interior cooling water at the stinger tip (unlike most other systems that induce interior cooling water up in the head pipe). Its worth getting to know them before you make your purchase! We will add your return handling costs to your refund in this case. Items larger than 130 [(2xheight)+(2xwidth)=130] or heavier than 70lbs. The only difference was that the GP1200 had a more powerful engine, and was heavier of course. If the craft is not water-ready, and the ad says that it needs work, its best if you walk away. As of this writing, we have not conducted any extensive testing with the FPP dual pipes. Franais. We will very soon be offering our Q-4 service, which is a cylinder head modification we perform on four valve heads. If you are still stuck on the vintage GPs, you must be wondering which one to choose. If youre not familiar with all-terrain vehicles (ATVs), jet skis, snowmobiles, or utility-terrain vehicles (UTVs), its difficult to know what the right holiday All manufacturer names, symbols, and descriptions, used in our images and text are used solely for identification purposes only. While this finish looks real nice, it is totally non-functional. While the H runs about .4 mph slower than the K, the improved rough water hook up of this H prop would be the ideal selection for Sleeper kit owners who will be riding almost exclusively at high speed in rough water. 3 product ratings - Yamaha Safety Lanyard Key WaveRunner GP760 GP800 GP1200 Superjet SUV, 6 product ratings - YAMAHA WAVERUNNER GP800 1200 XL800 XLT800 1200 FUEL PETCOCK ASSY 66V-24500-02-00, 2 product ratings - Yamaha Waverunner 1998-2005 XL XA XLT GP 800 OEM Crankshaft Part 66E-11400-00-00, 1 product ratings - YAMAHA MID DRIVE SHAFT 01-04 800 1200 GPR XLT GP1200R GP800R COUPLER 2001-2004. It short, Yamaha engineer changed the radius on the back edge of the trim tab area of the hull on the 99 models. Ecardeals America Inc. EXCEPT, when the return is due to our error. Copyright 1995-2023 eBay Inc. All Rights Reserved. Beware that these issues can happen more often than you think. These cylinder and head specifications play the key role in determining the amount of overall power that the engine can make, as well as the quality of fuel that you can use (92 octane unleaded in this case). We will reply with cost and payment instructions. (92-octane compatible). There is no disagreement about the peak speed of the production and pre-production GP 800severy one we ever saw radared in the high 57 to low 58 mph range. Magnum Tuning Performance parts. In the event of a major failure, the cylinder must be replaced. Even if it wasnt as sporty as a stand-up, an experienced rider could perform some really good tricks on this sit-down WaveRunner. RIVA Racing is the #1 source for watercraft performance & OEM parts for Yamaha, SeaDoo & Kawasaki PWCs worldwide! The Yahama GPs success story started with these models, and still continues to this day. In any powersports application, it is the quality of parts that makes the difference between a fun adventure and a disappointing experience. Porposing: Dont forget that all of these old GP WaveRunners are prone to porpoising. What other company offers this to their customers? 908-237-0099. While the stock exhaust system may seem excessively large and heavy, that mass does serve a purpose. If you would like to learn more about this hull design and the GP1200R in general, dont miss our GP1200 vs. GP1200R comparison post! Your #1 Parts Resource for Genuine OEM Yamaha ATV, Boat, Motorcycle, Rhino & WaveRunner Parts, Yamaha GP800 WaveRunner Jet Ski PWC This carb modification, by itself, does not result in a genuine power increase. About Stock GP 800 RPMs Establishing the stock performance data for the GP 800 has been more difficult than with any other machine we have worked with. If you aren't sure that you have the right part #, Please Call 269-385-1540 M-F/10-6, Sat./10-3 EST. '98-'05 Yamaha Wave Runner GP 800 Top End Kit Standard 80.00mm Bore, GP800R, XLT $233.10 2002 YAMAHA GP800R WAVERUNNER DECAL KIT GP 800 R $179.00 Free shipping 2001 YAMAHA WAVERUNNER GP800R GP800A ENGINE MOTOR BLOCK PISTONS 66E-W1130-00-94 (Fits: Yamaha WaveRunner GP800) $79.99 $24.98 shipping List the Qty. All other orders will be billed to a visa/master card or sent freight collect cod cash. This is our short Yamaha GP800 review. The Swift Kit This kit is a small collection of the most effective bolt on parts for your GP 800, along with modification of your stock cylinder head. While this inlet signal itself cannot be recovered, it is possible to modify the stock carburetors in a way that allows them to be more sensitive to the remaining signal that exists in the inlet tract. Sales & Support | 954.785.2684. Check if this part fits your vehicle. This performance and the lightweight hull boils down to a 0.19 HP/pounds power-to-weight ratio. This problem is actually caused by a design defect in the hull. It got a slightly bigger, 784 cc, 2-cylinder engine. When it comes to choosing quality parts and accessories for your Yamaha WaveRunner GP800R, you can rely . on sales, new arrivals, and more. Yamaha PWC GP800 WaveRunner Replacement Parts. 4 interest-free installments of $37.25 by . This is because their small, flat hull becomes tipsy when it has a bigger load. Part of the reason for this is a significant variation in the pitches of the blades on many aftermarket impellers. Yamaha WaveRunner GP800 Parts Handlebars & Steering Wheels Frame & Body Starting & Charging Parts Engine Parts Fuel Parts Air Intakes & Filters Exhaust Parts Cooling Parts Ignition System Parts Foot Controls & Pegs Performance Chips Pump & Handling Electrical Parts Oils & Chemicals Repair Manuals Universal Wheels & Tires Tire Chains Please go through the entire list and find out the right parts for the GP800. Easy installation with noticeable results. It would be best if you start your research in the fan groups on forums and social sites. The GP 800 Swift Kit makes for a big increase in overall acceleration, and a 1.5 2 mph increase in peak water speed. This seat is off a ski that was garaged it's whole life. The GP 800 Swift Kit makes for a big increase in overall acceleration, and a 1.5 - 2 mph increase in peak water speed. About Compression Both of our GP 800 kits include modification of the stock cylinder-head. You can also expect lower fuel mileage and if you ride hard you can even dry a GPs fuel tank in an hour! It often happens that manufacturers must supply pre-production machines to publications for testing, simply because the true production-run machines may still be a couple of months away. Discount PWC Performance Parts, Kits and Accessories for Kawasaki, Sea Doo, Yamaha and Honda personal watercrafts since 2005. . We will take an old vintage head and clean it, rebuild it, and make it run like new. The Yamaha GP800 and GP760 are among the most important Yamaha PWCs ever built. It should also be mentioned that as the GP760 and GP800 were powered with relatiely smaller engines, a passenger slowed them down significantly. The K prop is well suited to meet the needs of both the Swift Kit and Sleeper Kit (using different pitch specifications). However it is available as an option for customers who want to get that extra bit of acceleration and fuel mixture compensating ability for their GP8. Yamaha GP 800 Performance Modifications by Group K. Our Kits. While the stock limiter is unnoticeable on smooth water, the same cannot be said for rough water riding. The GP 800 Swift Kit makes for a big increase in overall acceleration, and a 1.5-2 mph increase in peak water speed. About Handling One of the biggest differences between the 98 and 99 GP 800s is the hull change intended to reduce porposing. If you are considering buying a more powerful GP, you may find our GP1200 as well as our GP1300R review useful. The cylinder porting used in our Sleeper kit is not radical, so it does not represent a risk to the integrity of the plated liner. Reliability and durability: Keep in mind that these old 2-stroke PWCs typically require more attention compared to the 4-strokes. Before you make you purchase, never skip the water test and make sure you check the compression in the cylinders. RETURNS. All ported cylinders are also honed. Both the Recreational and Competition finish modes include all the same port timing, port shaping, and specification work. We now have all of our standard services available for the Arctic Cat Wildcat 1000. ; Parts & Accessories; Yamaha Wave venture GP800 XL760 XL GP760 ignition coil pack 760 64X-85570-00-00. Another modification that can significantly improve rough water hook-up is pump blueprinting. The best way to accomplish this finish is with a piece of very coarse emery (40 60 grit is best). UPS weight limit makes engine shipping practical and affordable. Some older parts displayed are no longer available. Other services we perform include valve seat and valve guide replacement, along with cylinder head porting and flow-bench testing. Additionally, their engines are worn out, and if you have to repair or even rebuild them, it could be a big hassle. On-Demand Machine Shop Services. Available as a standalone service, and also included with all of our head modifications, vapor blasting removes dirt and grease residue from your components, while leaving a much smoother and shinier finish than both soda and bead blasting. Our cylinder porting is available in two different finish modes. This blueprinting removes all the interruptions and casting drafts in the pump vane case. They offered legal rides for 2 people. Lets be honest, every PWC has its strengths and weaknesses, and GPs are no exception. These models came with completely new hull design, which was much better. The adjustable, racing-style sponsons also contributed to its stability. Aside from the GP760, the other GP models also dont fail when it comes to performance. Find it. This porting, like the Sleeper kit itself, is developed to be effective enough for local closed course racing, yet reliable enough for endurance racing. In this chart, you can compare these three entry-level GP WaveRunners. Something went wrong. Yamaha calls this plating Yamaha Ceramic Coating, but its basically Nicasil (a nickel-silica plating). As 2-stroke sit-down WaveRunners have not been in production for a long time, there are fewer and fewer of them for sale. Probably the biggest problem with the Yamaha GP800 is the porpoising. However every other pre-production GP 800, that we gained access to, had a peak rpm between 7400 7450 rpm (but they all ran 57 58 mph). All returns require a YSP Return Authorization # (RA#) inside each package of returned items. The cost difference$370. Lets drill into these performance numbers deeper! Porpoising is when the WaveRunner continuously bounces up and down in porpoise-like movements. However with this mod, the carbs will have enough signal strength to avoid the unsolvable mid-range lean condition that might take place with the choke butterflies and shafts removed. It bears noting that the installation of this cdi box does not increase the actual rpm of these kits on smooth waterjust the out-of-water limit. With this power source the performance of the Yamaha GP800 jumped up to 120HP, as its top speed also reached the 55mph. When it comes to choosing quality parts and accessories for your Yamaha WaveRunner GP800R, you can rely on our expertise. email to: [emailprotected]Please contact our Webmaster with questions or commments. When it comes to the Yamaha GP760 vs. GP800 vs. GP800R debate, we can say that the GP800R is the best pick. Just like the famous Sea-Doo XP and the WaveBlaster, Yamahas GP WaveRunners also have a large fan base in every corner of the earth. Weve Got them all , We can help you get a new Yamaha Exhaust, Yamaha seat, perform Yamaha performance increases, Yamaha racing parts, or even an new Yamaha carb or yamaha clutch. Note: we do not recommend 3-Day Select as it is usually not a benefit to the customer. Elite Distributor Elite OEM (Original Equipment Manufacture) Parts Distributor for premium brands! First things first, the GP760 and the GP800 were the very first GP models. All rights reserved. The Swift Kit - This kit is a small collection of the most effective bolt on parts for your GP 800, along with modification of your stock cylinder head. The price strongly depends on their condition. If you are considering buying one of these PWCs, here are some factors to consider: Capacities: As we discussed above, these crafts are mainly ideal for solo rides. GOLF CART PARTS COMPANY. Are GP760 and GP800 WaveRunners still worth buying? Be sure to include your return address and day phone information in case we have any questions regarding your order. Another factor to consider is that many of these mods increase the PWCs fuel consumption as well. The recreation finish is standard in the Sleeper kits, the Competition finish is available as an option. To assure that the modified cylinders will have the correct compression ratio and squish clearances, we modify the cylinders and cylinder head as a matched set only. The cancellation charge for the amount of 20% of the cancelled items total only, when the order has not been completely fulfilled and/or packed for shipment will be subtracted from your refund. Pro-1 Racing Heads is the first custom machine shop in the motorcycle industry to offer this service to the public. Unfortunately, we found no off the shelf impellers that perfectly suited the wide powerband of our GP 800 kits. There will be no cancellation charge, when an ordered part is coded UNAVAILABLE, NO ESD (Estimated Ship Date), or DISCONTINUED, by Yamaha. Easy installation with noticeable results. Yamaha OEM GP800 WaveRunner PWC Jet Ski parts returns must have a RA# and be made within 15 days of receipt of order. The deep, full length, scratches should eventually eliminate any part of shiny surface. Hull Finishing When you take delivery of any new GP 800, the bottom surface of the hull is very smooth and shiny. Lets take a closer look at this model as well! Given this, you may see rpm data from various aftermarket manufacturers that may seem conflicting. 300 Route 202 Magnum brand stands alone when performance is what you are after. Replaces the restrictive sound suppression system on GP800R and GP1200R Waverunners. Sadly, the greater weight and the same performance resulted in a worse power-to-weight ratio. Need paint or powder coating removed from your engine components? If you find some at a much lower price, always be suspicious. USE. Instructional Videos will be charged a large package fee in addition to the regular dimensional/weight shipping cost. Micro-Start XP-1 by Antigravity Batteries, Passing Lamps with Integrated Turn Signals mount, Passing Lamps with Integrated Turn Signals. If you own a Yamaha GP800 WaveRunner and are shopping for Yamaha GP800 WaveRunner OEM parts and accessories, then this is the site for you! Although the GP series was equipped with Yamahas QSTS (Quick Shift Trim System), it could not completely eliminate this effect. For this reason, our stock pipe kits utilize the stock carburetors with the choke plates in. The stronger signal of this modification greatly improves the carburetors ability to self adjust the fuel mixture for changes in altitude and air temperature. To eliminate this effect, owners can install a Riva cdi box that offers an ignition curve identical to the stock curve (ironically called Limited)but with an increased rpm limiter. This means that the GP800R offered 120HP and a top speed of around 55mph, just like its predecessor. (see iii. Office: (480) 272-8418. Occasionally the site will display part status incorrectly or as Unavailable. RIVA Yamha GP1200R/800R Free Flow Exhaust Kit RIVA Yamha GP1200R/800R Free Flow Exhaust Kit SKU RY1620 brand RIVA Racing $64.95 Replaces the restrictive sound suppression system on GPR's. Provides reduced back-pressure that improves engines performance and reduces harmful detonation. Pro-1 Racing Heads specializes in cylinder head performance services for dirt bikes, street bikes, ATVs, UTVs, snowmobiles, and personal watercraft.
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