Kawasaki js440 engine. Looks and runs good. Managed to get it turning over under its new power but wouldn’t startup. 15 minutes after I put it in water the engine died and won't restart. Replacing your old PWC engine mounts with SBT motor mounts is a good way to reduce excessive vibration and movement that can slowly degrade the rest of your driveline, bearings, and jet pump. 00 Free shipping Jul 9, 2025 · Ring Set - 70. comCrankshaft End Seal Kit for Kawasaki 440 /550 JS440 /440 SX /JS550 /550 SX 1977-1995 $20. Jim Edge PWCToday Newbie Join Date:Feb 2007 Posts:28 Share Tweet #6 05-25-2007, 01:33 PM I would start with a compression test just for yucks, but realistically you will want to tear that motor down and put new crank seals in at minimum. View JS440 product at ShopSBT. 50mm Bore This Wiseco Top End Kits fits your 1992 1991 1990 1989 1988 1987 1986 1985 1984 1983 1982 1981 1980 1979 1978 1977 Kawasaki JS440 and is perfect for a tune up or performance upgrade. SBT high quality motor mounts are designed for performance in the worst conditions - under the hot, oily engine. Also It ran 2 years ago just fine and has been sitting since then. Feb 26, 2025 · 11005-3704 Kawasaki JS440 Engine PARTS ONLY - NEEDS REBUILD . The kit comes complete with manifold, hardware, and gaskets. Just pulled from a ski. This is a complete motor. 00 or Best Offer Oct 1, 2025 · Fits 1988 Kawasaki JS440 Full Engine Gasket Set Complete gasket set with oil seals Fits Kawasaki JS440 77 92 Includes bases, heads, intakes, and crankshaft oil seals Made in the USA Complete gasket set with oil seals for Kawasaki JS440 77-92. Jun 26, 2025 · Fits all year JS550 JS440 JS300 and 550sx. I'm waiting on the battery to Sep 28, 2023 · Kawasaki js440 550 Flywheel Cover OEM ENGINE COVER. Kawasaki JS550 MOTOR. Kawasaki JS440 1990, Tundra-R Semi-Synthetic 2-Cycle Engine Oil, 1 Gallon by Maxima Racing Oils®. This Kawasaki JS440 Engine has been cleaned and physically inspected before listed. . There are many aftermarket companies that build very high rpm 440 race boats for their sponsored team riders. Motor is in good condition but is USED and the internals are in UNKNOWN condition. Carbs will always need to be gone through for your application. , U. 50mm This Wiseco Ring Sets fits your 1992 1991 1990 1989 1988 1987 1986 1985 1984 1983 1982 1981 1980 1979 1978 1977 Kawasaki JS440 and is perfect for a tune up or performance upgrade. This 40:1 gas/oil ratio is displayed on side of the hulls gas filler cap. . 00mm This Wiseco Piston Kits fits your 1992 1991 1990 1989 1988 1987 1986 1985 1984 1983 1982 1981 1980 1979 1978 1977 Kawasaki JS440 and is perfect for a tune up or performance upgrade. WSM Aftermarket Motor Mount for 1976-1990 Kawasaki JS 400, JS 440 and JS 550 models. 50mm This Wiseco Piston Kits fits your 1992 1991 1990 1989 1988 1987 1986 1985 1984 1983 1982 1981 1980 1979 1978 1977 Kawasaki JS440 and is perfect for a tune up or performance upgrade. Shop here for parts that are reliable and reasonably priced. Jun 14, 2011 · I found a 84 JS440 with a 550 swapped in for a pretty good price. The Kawasaki JS440 and JS550 models were the first in the lineup, featuring a 440cc and 550cc two-stroke engine, respectively. com, a leader in the jet-ski spare parts market, offers original parts for your Kawasaki JS440 in stock or ordered the same day from Kawasaki and offer you a wide selection of 457 Kawasaki spare parts at very attractive Scott watkins replica js440 runs on trailer with spare js550 engine and heaps of spares come with trailer but not registered $3000 ono message for more Oct 20, 2025 · Wrist Pin This Wiseco Wrist Pin fits your 1992 1991 1990 1989 1988 1987 1986 1985 1984 1983 1982 1981 1980 1979 1978 1977 Kawasaki JS440 and is perfect for a tune up or performance upgrade. Jul 26, 2025 · Full Engine Gasket Set. The power source of the Kawasaki JS440 was a purpose-built 2-stroke, 436cc, inline piston port, vertical twin Kawasaki marine engine. Jul 7, 2008 · Re: Compression on a Kawasaki 440 I also have a js440 but forget what the compression was. JS300 300, 440's and 550's are all the exact same hull, so they will perform exactly the same except for a little different weight distributions Oct 14, 2024 · Find many great new & used options and get the best deals for 1977-1981 KAWASAKI JS440 JET SKI COMPLETE ENGINE GASKET SET KIT MADE IN JAPAN at the best online prices at eBay! Free shipping for many products! Any Personal Watercraft "PWC" repair or upgrade job is easier with quality parts that we offer for your Kawasaki JS440. Power. Ring Set - 73. The first production Kawasaki Jet Ski was the Kawasaki JS400 powered by a 24. The early 440s used the B7ES but i use B8ES or BR8ES in all my Kawasaki skis. Does not require the use of a separate adapter spacer. Sep 24, 2025 · 1979-1995 Kawasaki Js440 Js 440 Engine Motor Crankshaft Case Cylinder Head NorthCountryPowersports (1333) 99. Usable Kawasaki Engine Cover Hood in the Pictures. Wasnt able to test compression due to no starter/flywheel. Each Kawasaki product line has a distinct VIN location. Get the best deals for Kawasaki Js440 Engine at eBay. The WISCO MN/63xE WK Top End Kit for the 1977-1992 Kawasaki JS440 engine is a high-performance upgrade designed to enhance the power and durability of your ATV's engine. ANY QUESTIONS PLEASE MESSAGE ME. This tiny power mill delivered 27 HP at 6,000 RPM and 27 foot pounds of torque at 4,500 RPM. 5 HP engine. Explore a wide range of our Js440 Engine selection. All of our testing with 440 engines has shown that competitive and reliable horsepower levels can be had without spinning the engine into the “twilight zone” rpm range. Motor did run in Get the best deals for Js440 Engine at eBay. Shop now for fast shipping and easy returns! Jul 31, 2017 · One such individual was Chris Busutil who rescued an ’82 Kawasaki JetSki JS440 from certain doom and rebuilt it into a gorgeous keeper. 1985 JS440 HULL/ENGINE HOOD ('84-'86 JS440-A8 Parts DiagramDIAGRAM A place for sharing and discussion about Kawasaki JS440, JS550 & 550SX Jetski hulls with big motors and pumps fitted, just for fun. Sep 10, 2025 · CW - Circlip - 16mm This Wiseco CW - Circlips fits your 1992 1991 1990 1989 1988 1987 1986 1985 1984 1983 1982 1981 1980 1979 1978 1977 Kawasaki JS440 and is perfect for a tune up or performance upgrade. Feb 22, 2019 · Tweet #1 1981 Kawasaki JS440 fully restored 02-22-2019, 07:21 AM Well here are the specs: -440 with . S. There is no viable damage. com. I can not find a ring for my pistons! Just got in a 13003-3014 and it will not fit in the 13001-3017! As per online parts diagram (JS440 - JS440-A9CRANKSHAFT/PISTONS ('84-'86 JS440-A8/A9/) 1PISTON-ENGINE,STD - 13001-3017 2RING-PISTON TOP,STD Not Available - 13003-3014 I can tell you that these parts do not work If your project is incomplete without Powersports Engine Oils & Additives , look no further. Find top brands, exclusive offers, and unbeatable prices on eBay. Does it run good both in and out of the water? Do you have a decent gauge or is it a cheapo one that might be reading a bit low? The Kawasaki JS300 was a popular stand-up jet ski in the late ‘80s. 00mm This Wiseco Ring Sets fits your 1992 1991 1990 1989 1988 1987 1986 1985 1984 1983 1982 1981 1980 1979 1978 1977 Kawasaki JS440 and is perfect for a tune up or performance upgrade. Jul 25, 2025 · Piston Kit - 1. Fits The Following Models: 1977 Kawasaki JS4401978 Kawas POWERSPORTSiD is your trusted source for all your 1991 Kawasaki JS440 Engine Parts needs. Compression is within spec and tested with a snap on tester 150 psi 150 psi . The stator and flywheel have not been tested. I have the original Kawasaki js440 manual from 1983 and it says it should be 120psi per cylinder at open throttle. Discussion of other Used (normal wear), 1992 js440 complete running engine for sale. JS440 vs. 1988 Kawasaki JS440-A. 50mm Oversize to 68. See pictures for condition. “I started off with a non-running $200 JetSki (with a clean AZ title) that I found on a forum called ‘The Yuma Boat Exchange’ here in town,” Chris told The Watercraft Journal. Find many great new & used options and get the best deals for NOS Kawasaki Engine Piston Js440 13001-3017 OEM at the best online prices at eBay! Free shipping for many products! May 28, 2025 · Find many great new & used options and get the best deals for Wiseco Ring Set for 1977-1992 Kawasaki JS440 - Engine Pistons Piston Rings hy at the best online prices at eBay! Free shipping for many products! Jun 19, 2025 · Top End Kit (442cc) - 0. Have a YouTube video of the ski running: {url removed}. Std bore and stroke. Crank feels how they always do when spun by hand. Oct 7, 2025 · Motor Can drop into any year kawasaki JS550 or JS440. So please don’t expect a fresh rebuilt motor. 00mm Oversize to 72. Includes the exhaust system. Find many great new & used options and get the best deals for Kawasaki Jet Ski 1982 Js440 Engine Motor Mount Set 92160-3756 at the best online prices at eBay! Free shipping for many products! Sep 11, 2023 · Hey, me and a buddy are rebuilding a 1991 Kawasaki js440, We’re planning on putting in new cranks bearings and I was wondering how you change the center two bearings since it’s a 2 cylinder so if you know or have tips they would be much appreciated. 76mm Bore size. Kawasaki JS550 Cylinder. POWERSPORTSiD is your trusted source for all your 1992 Kawasaki JS440 Engine Parts needs. A. Jul 27, 2025 · Complete engine gasket kit, covering all gaskets and outer seals used on all parts of the engine and external parts. It is suitable for use in superseded models and is a great replacement part for your engine. Was bought as a non running project. 1990 Kawasaki Jet Ski 440 JS440. 95 Brand: SBT SKU: 21-201 Official Kawasaki parts list Easy repairs with OEM diagrams Free access to parts fiches for Kawasaki Kawasaki JS440-A16 JETSKI440 1992 USA Running Kawasaki js440 engine out a 1988 ski 110psi compression New Spark plugs Motor has about 20 hours since a rebuild Piston rings were replaced along with all gaskets including crank seals Has a Feb 19, 2014 · Every 2-cycle engine has a specific gas/oil mixture ratio; the Kawasaki JS440 and JS550 Jet Ski require a 40:1 mixture ratio. 00 MM bore for High Performance Engines Buy SKU WK1008 from our store today! POWERSPORTSiD is your trusted source for all your 1984 Kawasaki JS440 Engine Parts needs. Shop High Quality Top End Kits online at Wiseco with 72. May 28, 2025 · Kawasaki js440 motor. May 25, 2007 · Re: Spark Plug to use in JS550 and JS440? The "R" is for resistor. We have quality products for your Kawasaki JS440 from brands you trust at prices that will fit your budget. We have a great online selection at the lowest prices with Fast & Free shipping on many items! The Kawasaki 440, also called the T/A 440, is a Japanese twin-cylinder, in-line, two-stroke engine that was designed for snowmobiles and produced by Kawasaki Heavy Industries until the early 1980s. Any Powersports repair or upgrade job is easier with quality parts that we offer for your Kawasaki JS440. Complete engine gasket kit, covering all gaskets and outer seals used on all parts of the engine and external parts. Selling a USED MOTOR. May 20, 2012 · a stock js440 440cc's comes with 27 hp stock, but how does that pee wee 85cc race bike have pretty much the same power??? its alll about the way its built, the size of the engine doesnt play a huge role. Research 1990 Kawasaki JS440-A14 standard equipment and specifications at J. Designed to fit the larger Mikuni 44mm SBN Carburetor (not included). Has been ported. Shop now for fast shipping and easy returns! Official Kawasaki parts list Easy repairs with OEM diagrams Free access to parts fiches for Kawasaki Kawasaki JS440-A16 JETSKI440 1992 USA This is our Original, RCJS engine conversion plate. Find many great new & used options and get the best deals for Kawasaki Js440 Cylinder R Engine at the best online prices at eBay! Free shipping for many products! Jun 21, 2025 · Find many great new & used options and get the best deals for 1978 KAWASAKI JS440 ENGINE CASES - FULL CIRCLE at the best online prices at eBay! Free shipping for many products! Oct 15, 2024 · Removed From: 1985 Kawasaki Jet Ski 440 with miles. Removed from a JS440, it is a JS550 engine. Jul 22, 2025 · Fits 1987 Kawasaki JS440 Full Engine Gasket Set Complete gasket set with oil seals Fits Kawasaki JS440 77 92 Includes bases, heads, intakes, and crankshaft oil seals Made in the USA Complete gasket set with oil seals for Kawasaki JS440 77-92. Full engine gasket set includes bases This Kawasaki Driveshaft Rebuild Kit All JS300, JS440, & JS550 '76-'90 will not fit '91 and up JS550SX or JS300SX Please note: Picture is generic and may not show all parts in kit, but kit will be complete with all needed to rebuild correctly. May 27, 2018 · So I bought this Kawi and from the research I have done I believe it is a JS440. PLEASE CHECK FITMENT BEFORE PURCHASE. We have a great online selection at the lowest prices with Fast & Free shipping on many items! Kawasaki JS400 Engine and Propulsion The power source of the Kawasaki JS400 was a purpose-built 2-stroke, 400cc, vertical twin Kawasaki marine engine rated at 24. May 17, 2013 · This kit is every gasket needed for re-assembly and re-installing your engine. Good and strong. Full top-end set includes bases and heads, along with intake and exhaust gaskets (only those nearest the block). 00 Free shipping 1979-1994 Kawasaki Js550 JS 550 JS440 440 Motor Engine Cylinder Cylinders Jug $220. ALL RETURNS WILL BE SUBJECT TO A 25% RESTOCKING FEEALL RETURNS ARE SUBJECT TO A 25% RESTOCKING FEE Explore a wide range of our Kawasaki Js440 selection. The ski came with some nice parts including a westcoast expansion chamber, supertrapp silencer and dycorp ride plate. Help. 00mm Bore This Wiseco Piston Kits fits your 1992 1991 1990 1989 1988 1987 1986 1985 1984 1983 1982 1981 1980 1979 1978 1977 Kawasaki JS440 and is perfect for a tune up or performance upgrade. Has compression when turned by hand and pistons/cylinder looks good. Ring Set - 69. It helps with the electrical noise that could affect the ignition. Piston Kit (502cc) - 2. It inherited its JS plarform and features from the JS440 but was powered by a smaller 294cc, oil-injected, single engine. - 30mm - Width - 16mm This Pro-X Crankshaft Bearing fits your 1992 1991 1990 1989 1988 1987 1986 1985 1984 1983 1982 1981 1980 1979 1978 1977 Kawasaki JS440 and is perfect for a tune up or performance upgrade. We have a great online selection at the lowest prices with Fast & Free shipping on many items! Oct 21, 2025 · 1985 KAWASAKI JS440 ENGINE CYLINDER HEAD GENUINE OEM/ PART# 11008-3002-YR GOOD CONDITION. 5 HP. So I'm not sure if I am right. Jul 29, 2025 · Kawasaki JS440 - Cylinder Head - Part # 11008-3002-YR $30. Front sponsons, rear sponsons, ride plate, tray mats, and more ENGINE MOUNT/COOLING & BILGE ('79-'81 A3 2025 Kawasaki Motors Corp. I previously had all Yamaha skis, so I basically went to the guys house, the ski started, it obviously had an engine in it, so I bought it. Full engine gasket set includes bases Re: JS550 vs. These machines were renowned for their raw power, responsive handling, and lightweight construction, making them ideal for navigating the most challenging off-road terrains. This manifold is designed to seamlessly accommodate Mikuni SBN series carbs, eliminating the need for a spacer adapter. This power source was a purpose-built, 2-stroke, 400cc, single-carb, twin Kawasaki marine engine. 00mm Oversize to 73. If you want to find out more about this legendary ski, this post is for you. The key advantage of this power source was its open-loop water cooling system, which ensured an adequate engine temperature regardless of the outside temperature. High Performance synthetic blend that provides engine protection and performance under extreme racing conditions. ++ PARTING OUT ++ MANY FRESHWATER KAWASAKI JET-SKI'S. 50 Weisco pistons -stock compression -NOS crank -OEM seals -mint OEM starter -carb rebuilt with a genuine Mikuni kit by Gearhead Motorsports -new throttle cable -stock choke -new OEM style fuel lines from Jetmaniac -Mainer pipe (mint) -Mariner Sep 19, 2025 · This Pro-X Crankshaft Bearing fits your 1992 1991 1990 1989 1988 1987 1986 1985 1984 1983 1982 1981 1980 1979 1978 1977 Kawasaki JS440 and is perfect for a tune up or performance upgrade. May 8, 2024 · Find many great new & used options and get the best deals for Wiseco Top End Kit for 1977-1992 Kawasaki JS440 - Engine Pistons Piston nn at the best online prices at eBay! Free shipping for many products! Apr 10, 2024 · Find many great new & used options and get the best deals for Wiseco Ring Set for 1977-1992 Kawasaki JS440 - Engine Pistons Piston Rings kd at the best online prices at eBay! Free shipping for many products! Find KAWASAKI JS440 Engines & Components and get Free Shipping on Orders Over $109 at Summit Racing! Feb 12, 2021 · Re: JS440 and JS550 Piston Ring Reference - putting this together Crap. PJS Performance Intake Manifold for Kawasaki JS440 / JS550 Piston Port Motor. Free shipping on many items | Browse your favorite brands | affordable prices. The exact location for these numbers in your particular model is illustrated in your owner's manual near the front of the book. Full engine gasket set includes bases, heads, intakes and crankshaft oil seals. AS IS. Shop now for fast shipping and easy returns! Aug 26, 2025 · This NOS Kawasaki JS440 piston engine is a standard size and has the part number 13001-505, which has since been superseded by 13001-6001 K6. but if your looking for a very powerfull and reliable ski that you can keep stock and get great power, 550/750 or 650 conversion, great power Explore a wide range of our Js440 Engine selection. D. After three short years of production, it was replaced by the more advanced 300SX. Guessing you will find a few hints to your overheating problem along the way and other parts to clean/replace. Motor Can drop into any year kawasaki JS550 or JS440. 135psi each hole. Aug 21, 2025 · Find many great new & used options and get the best deals for Wiseco Ring Set for 1977-1992 Kawasaki JS440 - Engine Pistons Piston Rings kd at the best online prices at eBay! Free shipping for many products! Kawasaki 440 /550 pwc jet ski parts to improve the handling and stability of your standup. Sep 4, 2025 · Crankshaft Bearing - O. 7% positive Official Kawasaki parts list Easy repairs with OEM diagrams Free access to parts fiches for Kawasaki Kawasaki JS440-A11 JETSKI440 1987 USA Buy OEM Parts for Kawasaki, Jet Ski, 1978, JS440 - JS440-A2 Aug 25, 2025 · State of the art gasket material composites have gone into producing these gasket kits that will greatly improve the life of your watercraft - Jet Ski engine! 1982 Kawasaki JS440-A. New crank seals, new gaskets, and zero pressure leaks. Replaces OEM Kawasaki Part Numbers: 92075-3006, 92160-3756 Part Number: 011-104 Reported to fit the following Kawasaki PWC Models: 1976 Kawasaki 400 JS 1977 Kawasaki 440 JS 1978 Kawasaki 440 JS 1979 Kawasaki 440 JS 1980 Kawasaki 440 JS Original parts for your model Kawasaki JS440 Find all original spare parts for your Jet ski Kawasaki JS440 sorted according to the drawing of your Kawasaki JS440 Promo-jetski. Are the JS440 the same as the JS550, just different motors? Should I be cautious of anything in particular on this ski? Kawasaki js440 stand up Project ski. Kawasaki JS 440/550 Intake Manifold Crafted from Billet Aluminum. Get the best deals on Boat Parts for Kawasaki Jet Ski 440 when you shop the largest online selection at eBay. Jul 9, 2025 · Ring Set - 72. No problems. Ring Set - 71. The title doesn't really tell me what it is as it just says 1988 Make: PW Model: BT. Ready to bolt into your hull Includes: - carburetor (bn-38 just rebuilt) - exhaust (stock) - electrical box, stator, flywheel - complete running engine - stock 1979-1994 Kawasaki Js550 JS 550 JS440 440 Motor Engine Case Cases Crank Cylinder (For: Kawasaki) Pre-Owned $575. Started stripping down the engine for rebuild but Get the best deals for Kawasaki Js550 Engine at eBay. Head has been milled. - 62mm - I. May 10, 2025 · Kawasaki 1981 Jet Ski JS440, Engine Crankcase 14001-3015 Stretch Powersports LLC (6038) 98. It will allow you to easily install a Kawasaki 650, 750, or 800 engine, into a JS 440, JS550, or 550sx hull. 5% positive Piston Kit - 0. We have a great online selection at the lowest prices with Fast & Free shipping on many items! I just bought an 88 JS440. Rebuilt including new pistons, rings, bearings, seals, ect. 50mm Oversize to 71. We expand our inventory daily to give you the latest and greatest in Powersports products. So if anyone know how Jun 12, 2024 · Find many great new & used options and get the best deals for Wiseco Piston Kits for 1977-1992 Kawasaki JS440 - Engine Pistons Piston Kits sn at the best online prices at eBay! Free shipping for many products! The Kawasaki JS440 and JS550 models were the first in the lineup, featuring a 440cc and 550cc two-stroke engine, respectively. mp7q gi nc364vb 6sex odj kmc3j p2 9xap6 l8a3 fbqsy