If we want to be accurate: If you stick to these 2-stroke PWCs, this means you are selecting from very aged models. Repair your GP800 with best replacement parts available only here. Porpoising is when the WaveRunner continuously bounces up and down in porpoise-like movements. This grate does cause a loss of about mph, but the improvement in rough water hook-up and acceleration are well worth that small loss. GOLF CART PARTS COMPANY. 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. If you are considering buying a more powerful GP, you may find our GP1200 as well as our GP1300R review useful. USE. Some older parts displayed are no longer available. 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. Its worth getting to know them before you make your purchase! This blueprinting removes all the interruptions and casting drafts in the pump vane case. Make an offer! As 2-stroke sit-down WaveRunners have not been in production for a long time, there are fewer and fewer of them for sale. . Pro-1 Racing Heads is the first custom machine shop in the motorcycle industry to offer this service to the public. Because of this, many owners equipped their crafts with trim tabs, which usually made a huge difference. 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. As stated above, stock levels change weekly so check back or call us for questionable availability. The deep, full length, scratches should eventually eliminate any part of shiny surface. The slightly steeper Solas H pitch impeller can be suited for use on the more powerful Sleeper Kit, but not the Swift Kit. The GP1800R HO is powered with a non-supercharged, 180HP engine, while the GP1800R SVHO features a more powerful, 250HP supercharged power plant. If the impeller reconnects with the water at this reduced rpm moment, the boat experiences a landing with the brakes on kind of feeling. 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. This modification is available through Group K or directly from Novi (east coat customers may choose to go direct to Novi to save freight costs). We will not make any attempt to sort out this conflicting data. While this finish looks real nice, it is totally non-functional. If you would like to learn more about this hull design and the GP1200R in general, dont miss our GP1200 vs. GP1200R comparison post! We consider the stock head gasket to be a very important part of maintaining a lasting compression and water jacket seal. About Inlet Systems The stock carbs on the GP8 are 44mm Mikuni I Body carbs. 3671 North Dixie HighwayPompano Beach, FL 33064 USA, Phone: 800.241.4544 | 954.785.2684Email: [email protected]: Mon~Sat | 9a~6p EST/US. We can say that the performance of the GP WaveRunners improved greatly over time. Just like their predecessors, both R model got the same hull and features, but with different engine options. When it comes to choosing quality parts and accessories for your Yamaha WaveRunner GP800, you can rely on our expertise. As you can see, these Yamaha GPs still have asking prices that are quite high. Just send us your specifications and/or a blueprint. For a better view, we recommend looking at it on a PC!). (plus fabriqu) - Yamaha ref: 90601195UD00 (90601-195UD-00) au meilleur prix, livraison rapide garantie. For recreational level GP800s, this is a good limiting device that does not hamper peak water-speed performance in any way. GP800 WaveRunner Aftermarket Apparel & Gear. Air Intakes & Filters; Exhaust Parts; Cooling Parts; Ignition System Parts; Foot Controls & Pegs . But surprisingly, the Yamaha GP760 can reach the amazing 52-54 mph even with the smaller engine option! This means less time spent manually fine tuning your carburetors for air density changes at your various ride spots. This is a solid 100 rpms under target with no apparent loss of radar speed. If you find some at a much lower price, always be suspicious. Costs: Regarding costs, they are cheaper to buy, but more expensive to operate due to the repair costs and their high fuel consumption. With this power source the performance of the Yamaha GP800 jumped up to 120HP, as its top speed also reached the 55mph. We will reply with cost and payment instructions. We now have all of our standard services available for the Can-Am Commander 1000. SHIPPING. Open: Monday - Friday. This porting also includes the matching of the exhaust valves in the cylinder, so the cylinder must be sent complete with the exhaust valves and shafts. Easy installation with noticeable results. If youre looking for a Yamaha GP800 or GP760 to buy, this post is for you. There seems to be a problem serving the request at this time. Need paint or powder coating removed from your engine components? OVERSIZE PARTS AND PACKAGES. During our testing on the GP 1200s, we found significant gains in peak speed and turning ability by cutting different negative angles on to the R&D ride plate. We will take an old vintage head and clean it, rebuild it, and make it run like new. NOTE: All valve jobs are CNC machined . We will very soon be offering our Q-4 service, which is a cylinder head modification we perform on four valve heads. View cart for details. Any part(s) that were sold as part of a bundle or assembly may NOT be returned as individual parts without the complete return of the assembly. Yamaha dealers have a service bulletin that outlines how to make this simple, but effective, modification on the older 98 hulls. FREE shipping. Micro-Start XP-1 by Antigravity Batteries, Passing Lamps with Integrated Turn Signals mount, Passing Lamps with Integrated Turn Signals. All the sanding strokes should be front to back (continuous) for the full length of the hull. EXCEPT, when parts are returned and deemed by seller to be unsatisfactory due to a manufacturers defect. An added side effect of this modification is improved throttle response and improved ease of tuning. All we care about is what is actual stock production rpms. We finally obtained a showroom production 99 GP 800 for our testing. As weve already discussed, the 760 was released with the same hull as the GP1200. We accept all major credit cards for golf cart partsand accessories. 2000 Yamaha GP800 (GP800Y) Original Equipment Manufacturer Parts at Yamaha Sports Plaza. Are you wondering what the differences are between the GP760, GP800, and GP800R? We will then evaluate your design, estimate the cost of the project, and forecast the completion date. Yamaha calls this plating Yamaha Ceramic Coating, but its basically Nicasil (a nickel-silica plating). We are one of the country's largest power sports cylinder head re-manufacturers. Part(s) returned MUST BE IN ORIGINAL PACKAGING . Both of our kits for the GP8 utilize all the stock exhaust components with the stock plumbing. This sanding preparation also allows the GP 800 hull to run arrow straight at peak speed, along with much more responsive steering control. Sadly, the greater weight and the same performance resulted in a worse power-to-weight ratio. We must receive your request for a RAC# no more than 15 days after you receive your order to qualify for a return. It had the same hull as the GP1200R, which was around 3 inches longer and an inch wider. For additional return policy info click here. All this begs the question, what about cylinder porting? Plated cylinders, like those on the GP8, can be ported. . After magazine testing, these same pre-production machines are used for dealer demonstrations and ultimately offered to aftermarket manufacturers throughout the industry as test units. This porting, like the Sleeper kit itself, is developed to be effective enough for local closed course racing, yet reliable enough for endurance racing. But if you dont, you can still find many Yamaha GP800s for sale on Craigslist, PWCTrader, and other online ad sites. 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). (GP800:0.24, GP800R: 0.20 HP/pound). The adjustable, racing-style sponsons also contributed to its stability. Since Yamaha has released many different GP WaveRunners over the years, the variety of models may confuse you. But keep in mind, that even if these modifications help a lot, they cannot completely eliminate this problem. vs $450. Orders usually ship from our shipping center the same day as the order is fulfilled. But in 2000, Yamaha introduced the GP1200R, and two years later the new GP800R. Yamaha GP800 WaveRunner OEM parts returns are subject to a 20% restocking fee plus shipping charges. Why? While the difference in porposing is significant, the dimension difference is somewhat subtle. In 2002, Yamaha released the GP800R. Leave all purchase stickers on packages. Even if it wasnt as sporty as a stand-up, an experienced rider could perform some really good tricks on this sit-down WaveRunner. If you aren't sure that you have the right part #, Please Call 269-385-1540 M-F/10-6, Sat./10-3 EST. Find it. Fits The Following Models: 2000 YAMAHA GP1200R FREE FLOW EXHAUST KIT 2001 YAMAHA GP1200R FREE FLOW EXHAUST KIT If e-mail is unavailable to you, mail your request to: Yamaha Sports Plaza, 22455 NE Halsey St., Fairview, OR 97024, 22455 North East HalseyFairview, OR 97024 Official online store Yamaha Wave venture GP800 XL760 XL GP760 ignition coil pack 760 64X-85570-00-00 Fast Delivery to your doorstep Fashion flagship store deinemutterwitze.net, C $128.44 Find many great new & used options and get the best . You can also expect lower fuel mileage and if you ride hard you can even dry a GPs fuel tank in an hour! The cancellation charge for the amount of 20% of the TOTAL ORIGINAL ORDER AMOUNT INCLUDING ALL SHIPPING CHARGES, IF THE ORDER HAS ALREADY BEEN PACKED AND READY TO SHIP will be subtracted from your refund. Hours: 9 AM - 4 PM. They shared the same hull with the GP1200, but had less powerful, 2-cylinder engines. These models came with completely new hull design, which was much better. Yamaha GP800 - High Performance Mods - Group K Yamaha GP800 - High Performance Mods Single Pipe Modification 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. We have a wide selection of products for your powersports needs, sourced from the industry's biggest names. Beyond trim tabs, aftermarket intake grates, ride plates, and sponsons may also help to eliminate porpoising on the Yamaha GP800 and GP760. Please check back or call us, as the status may change with the next update. If you are still stuck on the vintage GPs, you must be wondering which one to choose. For a better understanding, weve compiled all of these models with their specs into this chart: Dont forget that the GP1800R HO was named as VXR in the first years. 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 This is because their small, flat hull becomes tipsy when it has a bigger load. For owners that do choose these heads, we recommend that the seal be inspected regularly. If you are unsure of your choices, call our Parts Dept before submitting your order. Ouvert du lundi au vendredi de 10h 18h non-stop Nos Locaux. During the testing of our kits, we tried the other ignition curves available in the Riva cdi box. Provides reduced back-pressure that improves engines performance and reduces harmful detonation. 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). Copyright 2021-present RIVA Racing. The material of this plating is so tough that it can stand up to the forces of several piston scoring episodes with virtually no damage to the bore at all. Being realistic, the GPs were fine for one adult and a little child. NOTE: All valve jobs are CNC machined valve seat profiles for optimum performance! Sales & Support | 954.785.2684. Part Number, Description and Price Paid for items you wish to return. Size: Qty. DO NOT tear, cut, tape, re-tape, mark, or write on original boxes or packages, or cover labels or barcodes. Make me an offer. Also, dont forget that there are many drawbacks of owning a vintage 2-stroke WaveRunner. 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. Sleeper Kit The Group K GP 800 Sleeper Kit allows your stock looking, and sounding, GP8 to accelerate and top end right along side a GP 1200. 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! Franais. Group K Ride Plate Modification for R&D Ride Plate, Impeller Re-Pitching Adjustment to your Solas K Prop, Pump Blueprinting (Send Vain Case and Impeller Housing), Yamaha GP 800 SLEEPER Engine ModificationIncludes: Cylinder Head Modification & Recreational Finish Cylinder Porting, Optional Novi Carb Signal Modification with Primer Kit, Impeller Re-Pitching Adjustment to your Solas Prop, Pump Blueprinting (send Vain Case & Impeller Housing), *prices subject to change based on manufactures pricing. 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. Call us for a quote: 480-282-3472. 1998 - 2000, Yamaha GP800 Waverunner OEM Apparel & Gear, Yamaha GP800 WaveRunner Aftermarket Accessories NOTE: Group K will bill an additional $25.00 handling charge for complete engine assemblies. 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. It short, Yamaha engineer changed the radius on the back edge of the trim tab area of the hull on the 99 models. When this bumping takes place, the engine rpms become automatically reduced by the limiter. Becasue of these issues, the GP series wasnt considered to be great family-WaveRunners. When you play hard, you need the right equipment that will work hard. All rights reserved. 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. 1998 Yamaha OEM Gunwale Bumper Trim Purple Freshwater WaveRunner GP 800 $29.95 Free shipping Stop Kill Safety Key Lanyard for Yamaha Jet Ski WaveRunner WaveBlaster WaveRaide (Fits: 1998 Yamaha WaveRunner GP800) $7.89 Free shipping 1998 Yamaha WaveRunner GP800 ELECTRICAL BOX COMPLETE w/ COILS $175.00 Free shipping EXCEPT, when parts are returned to the seller in damaged packaging. Although you can reduce this effect by installing aftermarket parts like trim tabs, ride plate and so on, they are not able to eliminate the issue completely. LOYALTY MEMBERS receive 745 Points. If we dont have it we will find it if available, and ship with your order at our published discount rate. Are GP760 and GP800 WaveRunners still worth buying? Put simply, the GP1200R replaced the GP1200 in 2000, while two years later the GP800R replaced the GP800. 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. NOS Car & Truck Oil Pumps & Parts, NOS Performance Parts, NOS Car & Truck Carburetors, NOS Car and Truck Seats, NOS Car and Truck Gauges, When your items are packed by us for shipping and there is an additional expense greater than originally charged, we will contact you by phone or email for the additional shipping charges prior to shipping your order. These 44s are not bad carburetors, however they can respond badly to many standard types of performance modifications. All returns require a YSP Return Authorization # (RA#) inside each package of returned items. We offer Express, Next Day and 2nd Day shipping. Please contact us soon after placing your order if you wish to expedite your order. For this reason, our stock pipe kits utilize the stock carburetors with the choke plates in. That is, very subtle surface irregularities could result in breeches of compression or water. The stronger signal of this modification greatly improves the carburetors ability to self adjust the fuel mixture for changes in altitude and air temperature. If you find some at a much lower price, always be suspicious. Buying Guide: Akebono Brake Pads; Buying Guide: NAPA Brake Kits; Changing a Battery; . For the best experience on our site, be sure to turn on Javascript in your browser. Subscribe to get the latest! Cycle Parts Nation sells new Yamaha GP800 WaveRunner OEM parts, accessories & apparel for your Yamaha GP800 WaveRunner. As a final word, our recommendation is that if you are a beginner, purchase a newer, 4-stroke, Rec-Lite or Recreation PWC. It may be available from Japan immediately, and can ship to us in just a few days. EXCEPT, when the return is due to our error. 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. Magnum brand stands alone when performance is what you are after. 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. No returns on Yamaha GP800 WaveRunner electrical OEM parts. OEM Parts Diagrams Find many great new & used options and get the best deals for Completo Junta Kit Yamaha Waverunner 800 GP800 XL800 GP800R XLT800 WSM 007-613 at the best online prices at eBay! About Handling One of the biggest differences between the 98 and 99 GP 800s is the hull change intended to reduce porposing. Part of the reason for this difficulty has been the variations in the stock machines provided to magazines and after-marketers by Yamaha themselves. Although the GP series was equipped with Yamahas QSTS (Quick Shift Trim System), it could not completely eliminate this effect. (see iii. In the e-mail body, list your Name, Online Order Number (found to the right of your first name on your invoice) Mailing Address and Phone Number. We know that you need reliable products that will stand up to the punishment of tough environments. LOYALTY MEMBERS receive 745 Points. For the best experience on our site, be sure to turn on Javascript in your browser. RIVA Racing Apparel and Gear. Yamaha GP760 and GP800 Prices The Yamaha GP760 prices start from $1,000 and go up to $2,500. 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. 2000 Yamaha GP800 (GP800Y) OEM Parts 2000 Yamaha GP800 (GP800Y) Original Equipment Manufacturer Parts at Yamaha Sports Plaza Carburetor Control Cable Crankshaft Piston Cylinder Crankcase 1 Cylinder Crankcase 2 Electrical 1 Electrical 2 Engine Hatch 1 Engine Hatch 2 Exhaust 1 Exhaust 2 Fuel Fuel Tank Generator Graphic Tool Gunwale Mat Hull Deck No returns on Yamaha GP800 WaveRunner electrical OEM parts. In any powersports application, it is the quality of parts that makes the difference between a fun adventure and a disappointing experience. The Yamaha GP800 and GP760 are among the most important Yamaha PWCs ever built. The upgraded version of the 760, the GP800 hit the market in 1998. To our surprise, the peak rpms increased noticeably during the break-in process. Yamaha PWC GP800 WaveRunner Replacement Parts. You are responsible for what you order! We apologize that we cannot estimate this in advance but each item and final shipping destination can vary. / WHOLESALE TRADE / MERCHANT WHOLESALERS, DURABLE GOODS / MOTOR VEHICLE AND MOTOR VEHICLE PARTS AND SUPPLIES MERCHANT WHOLESALERS / UNITED STATES . None worked as well as the limited curve. This model was powered with GP800s 120HP engine, but shared the hull with the GP1200R. Fast Shipping Over 7 million orders shipped! The GP 800 Swift Kit makes for a big increase in overall acceleration, and a 1.5 - 2 mph increase in peak water speed. More load made them too unstable and uncomfortable. This underlines the importance to regularly inspect the bolts that secure the exhaust system to its mount points on the engine. Porposing: Dont forget that all of these old GP WaveRunners are prone to porpoising. Order online and save 30% on Yamaha Parts, 25% on Yamaha Accessories. It also features a bigger, 15.9-gallon fuel tank, which is 2.5 gallons more compared to its predecessors. Brought to you for over 12 years by Yamaha leading online authorized OEM Parts supplier. The 150-lb. We sell superb quality Yamaha performance spark plugs. Contact the seller. Sea-Doo XP For Sale: Are They Still Worth Buying? Copyright 1995-2023 eBay Inc. All Rights Reserved. Copyright 2018-2023 POWERSPORTSiD.com. Shipping Info The recreation finish is standard in the Sleeper kits, the Competition finish is available as an option. About Exhaust Systems As previously mentioned, this document will cover only engine platforms that utilize the stock GP 800 exhaust system. For additional shipping charges we can change your shipping preference. Yamaha WaveRunner OEM Parts "Quick Links", 2000 Yamaha WaveRunner GP800 (GP800Y) Parts, 1999 Yamaha WaveRunner GP800 (GP800X) Parts, 1998 Yamaha WaveRunner GP800 (GP800W) Parts. Orders will be shipped best way to the shipping address you provide. List the Qty. English Automatic translation Connexion. 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). Yamaha engineers chose these new I body type carbs more for their emissions friendliness than their performance ability. Part of the reason for this is a significant variation in the pitches of the blades on many aftermarket impellers. It should also be mentioned that as the GP760 and GP800 were powered with relatiely smaller engines, a passenger slowed them down significantly. 4 interest-free installments of $37.25 by . This new shape eventually led to a 93-pound weight gain, while its engine remained unchanged. Copyright 1995-2023 eBay Inc. All Rights Reserved. Lets be honest, every PWC has its strengths and weaknesses, and GPs are no exception. With respect to the GP 800 compression, our testing indicated that it is very easy to get too much of a good thing. As we complete our testing with the dual-pipe platforms, we will be posting that information to a separate document. In contrast, GP800 prices range from $2,000-$3,500, while a GP800R costs around $2,500-$4,000. Rechercher. Yamaha Boat Parts for Yamaha WaveRunner GP800, 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, 1 product ratings - YAMAHA MID DRIVE SHAFT 01-04 800 1200 GPR XLT GP1200R GP800R COUPLER 2001-2004, 1 product ratings - Yamaha WaveRunner 2000-2008 GP800 GP1200/1300 OEM Intake Screen 67X-51311-00-94, 2 product ratings - Yamaha Waverunner 1998-2005 XL XA XLT GP 800 OEM Crankshaft Part 66E-11400-00-00, 1 product ratings - 00 Yamaha Waverunner GP800 Dash Board Handlebar Cover, 1 product ratings - Yamaha Waverunner GP800 Front hood hatch GP7-U517B-20-P0 FRESHWATER. The GP 800 also benefits from increased compressionwithin limits. For better hook-up, we recommend the R&D top loader scoop grate. Refund Requirements: (No Returns on Electrical Components). First things first, the GP760 and the GP800 were the very first GP models. There seems to be a problem serving the request at this time. Exceeding the optimum ratio resulted in a peak rpm loss, and slight overheating. The 98 and 99 pre-production GP 800s tested at the Watercraft World magazine Dream Demo both had peak rpms between 7050 7100 rpm (as Yamaha representatives said they would). Jeep Performance Parts; Pet Travel; Snow Plows; Winter Accessories; Know How. The price strongly depends on their condition. You are responsible for what you order! The most recent addition to our service line is vapor blasting. 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. . 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. Useful articles fast to read and guides easy to understand written by mechanics and car enthusiasts to turn your shopping experience with POWERSPORTSiD into a pleasure. About Compression Both of our GP 800 kits include modification of the stock cylinder-head. ORDER INFORMATION: SEND ALL PARTS REQUIRED FOR MODIFICATION VIA UPS TO: GETTING THE WORK DONE Most customers send GROUP K the parts needed for modification via UPS, and then do the engine assembly work themselves. GP Pro Pant Blends Camo Red / Black. As of this writing, we have not conducted any extensive testing with the FPP dual pipes. This is becasue this model is less prone to porpoising due to their new hull design. Just send us your specifications and/or a blueprint. 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. Dont hestiate to discover and compare these flagship GP WaveRunners to their competitor Sea-Doo and Kawasaki models! 4 interest-free installments of $37.25 by. Handlebars & Steering Wheels . Color: RED / WHITE. All rights reserved. Hull Finishing When you take delivery of any new GP 800, the bottom surface of the hull is very smooth and shiny. In contrast, GP800 prices range from $2,000-$3,500, while a GP800R costs around $2,500-$4,000. (92-octane compatible). This means the USA warehouses are out of stock. Yamaha OEM GP800 WaveRunner PWC Jet Ski parts returns must have a RA# and be made within 15 days of receipt of order. When it comes to the Yamaha GP760 vs. GP800 vs. GP800R debate, we can say that the GP800R is the best pick. During our testing for both of our GP8 kits, we found that the 800 engine does not react well to big increases in compression ratio (92 octane pump gas). This performance and the lightweight hull boils down to a 0.19 HP/pounds power-to-weight ratio. Our website is updated weekly through Yamaha. But lets face it, riding with passengers on these PWCs is not very good. Head Sealing During our testing we found the head gasket sealing surfaces of the GP8 to be somewhat sensitive. The installation of an aftermarket flame arrestor does increase cfm (cubic feet per minute of air) and help overall performance. The Solas K pitch impeller proved to be the most versatile choice. If you want to ride your craft more often than you work on it, these old 2-stroke WaveRunners are probably not for you. 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. The peak rpm of our GP8 kits lies just below this limiter (we accomplish this by varied impeller pitches). If you dont have mechanical skills, you may run into difficulties if you have to adjust the carburetor or fix other parts. It is neither inferred nor implied that any item sold by POWERSPORTSiD.com is a product authorized by or in any way connected with any vehicle manufacturers displayed on this page.