yamaha fx140 compression test|FX140, compression, cylinderhead, all ok? : convenience store Cold compression test performed tonight. All 4 plugs were dark and wet. I could not figure out how to disable the injectors easily so I unplugged the fuel pump before cranking. WEBTurbina Roletada Completa G45-1500 Caixa Quente T4 Pulsativa A/R 1.15 - 888169 .
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I always suggest a minimum of a 15 minute water test at all RPM ranges, preferably 30 minutes. Here are some things to look over. 1. Consistency in compression if you check it. Look for numbers over 100. Check one cylinder . I have rebuilt a FX140 MR-1 engine with 109 hours on it. (one new piston, rings, gasket etc) and when i bought it i was told that it had a newly rebuilt cylinderhead. But when i .You could always ask the owner if they'd perform the compression test for you. He says this motorcycle mechanic who works on it is a friend, so perhaps he could join you? Ideal compression should be around 200 psi or slightly over. I think Yamaha lists 192 psi in the service manual. Anything less than 157 psi is considered abnormal.
Cold compression test performed tonight. All 4 plugs were dark and wet. I could not figure out how to disable the injectors easily so I unplugged the fuel pump before cranking.
I will have to check some old records but I think the compression on mine with 80 + hours was around 165#. I just checked a 2005 VX110 and saw 190#. The MR1 push a lot of . Matched against the more powerful XLT1200 in an informal standing-start acceleration test, the FX140 stayed even until it reached the last 10 to 15 percent of its operating range, when the XLT1200 began to pull away.
The WaveRunner FX140 is cleaner burning, fuel-efficient and remarkably quiet for the amount of power it puts out. This revolutionary watercraft features the Yamaha MR-1 engine, which is specially designed for personal . I got the ski home and ran a compression test and only got 60 lbs on #3 when cold. I warmed the ski up on the hose and measured 120lbs warm. I put a teaspoon of oil in .
Yamaha WaveRunner FX 140: The Strong, Silent Type
The Yamaha FX 140 was powered by a 4-stroke, 998cc, fuel-injected, inline-4, “small-bore” MR1 Yamaha marine engine. Was the Yamaha FX 140 Supercharged? The Yamaha FX 140 . This post is about common issues with the “classic” style Yamaha jet boats, years 2003-2009 with four stroke MR1 (High output or non-HO) engines. These are. Forums. New posts Search forums Your . 22. Engine compression - always good to get a compression test done especially if the boat has been sitting for years, water in the water box Yamaha FX140 Test Drive I purchased the ski today contingent on acceptable compression test and acceptable performance on the water. It seemed to be in good shape and the owner. The owner started it up for me. Battery was in good shape at 14.7V. When the ski was running in the sellers driveway, it went into a high temperature alarm.
2005 FX Cruiser Engine Compression restore with ENGINE RESTORE PRODUCT! Increase compression!, Stop oil blow by into air filter Box! Increase cylinder compre.
In this video we go over how to check your engine compression and understand what the numbers mean. You will need an engine compression tool with a 10mm Spa.
Okay, so I see 164 for the shop manual minimum BUT all the service manual says for the VX (should be the same on the FX series MR1) is "if the compression is extremely high, check the cylinder head, valve surfaces and piston crowns for carbon deposits and eliminate. I looked inside mine with my side and front view We bought a used 2003 Yamaha FX140 with 81 hours and it seems to be slow for a 140hp waverunner. We had a VX110 and it was alot faster than this one. . Check compression in each cylinder, replace the spark plugs and possibly plug wires, and check your drive shaft and impeller for damage. 1996 Kawasaki 750 SXI 1999 Kawasaki Ultra 150The 2004-2008 Yamaha FX HO (a.k.a. FX HO 160) was a more powerful configuration of the legendary FX140. Unlike its 140hp sibling, the FX HO came standard with the 1052cc MR1 power option rated at 160hp. PWC Performance modifications for the 4-stroke Yamaha Waverunners FZR, FZS, FX and VX series. Login or Sign Up Logging in. Remember me. . I did a compression test and got about 180 on cylinders 1, 3, 4; but only 120 on cylinder #2..I want to recheck this result, but I'm feeling this is the issue. . I recently had this same motor on a .
Has not run since. This was in Aug. After inspection this was what we had. Exhaust had ripped gaskets, these were replaced. Ignition would fire for two cycles then stock when holding starter down. Tested everything on it. All passed ohm test and voltage test. This left the ecu. Which was replaced with a known working unit from Ebay.The 2014-2018 Yamaha FX Cruiser SVHO was a more advanced configuration of the base FX SVHO. These skis shared the same FX platform and the upgraded 250hp SVHO engine, but the Cruiser had some unique features like a bolstered touring seat, custom color scheme, pull-up cleats, as well as some additional gauge functions. . Compression Ratio: 8.5 .Re: Buying FX140 - what to look for (good and bad)? Acceptable compression stats anyo I got to thinking that maybe there is a way to check the level of cooling system constriction (salt and sand) using the Yamaha Diagnostics Computer. I plan to ask my local Yamaha technician. I personally would not purchase a ski that I was not allowed to ride. Yamaha MR1 powered 2003 fx140 IDLES ROUGH but runs well after 3k. HELP! Thread starter Zhaef Start date Dec . I plan to do a compression check as well but the starter motor sounds very consistent when turning over so I didn’t really think much about compression. . Cold compression test performed tonight. All 4 plugs were dark and wet.
Yamaha smartly opted to put the new dual shock CK rear skid into its 2008 Phazer RTX. With a 36mm KYB HPG reservoir compression clicker rear shock, this suspension is more adjustable than the original ProActive CK Torsion Spring on the 2007 FX. The seat and, most importantly, the riding position on the Phazer FX are extremely comfortable. Yamaha Jet Boaters This is a Message Board for all Yamaha Jet Boat Owners and other interested parties. . I'm considering buying a 2009 VX110 Waverunner with 93 hours. I just had the MR1 non HO engine compression tested and all four cylinders where equal @ 180 Psi. I've read that a healthy MR1 engine should be in the 190 - 200 Psi range . Re: fx 140 engine problem here is my answer hello what you describe is a very common problem on yamaha 4 stroke engines, spark plugs is stuck because of no use so leave it alone, just poor a little bit of brake fluid over the plug , just a little , maybe a tspoon and ride the ski like that, the brake fluid may eat the corrosion and loosen the plug, next time you try to remove . The good things are according to me and my knowlede of engines and compression: 1.Ski starts perfectly (imediately) cold! 2.Runs good (was ridden this whole summer) 2017 . (aka wet test). Comparing the normal test to a wet-test can help better highlight as to the possible underlying cause(s). MR-1 /1.8L 2005 . 2019 Yamaha FX SVHO Cruiser .
Leak down test is irrelevant on a 2t because a compression test is going to give you a pretty good idea of the state of health of the rings. A leak down would only tell you if your head gasket is OK. Well I just purchased a compression test kit just for checking the top end at different meter hours.
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Re: compression values (psi) fx cruiser HO 07 FYI - Looked over the service manuals for the FX Cruiser HO 2007, and I found that the minimum pressure is supposed to be 164 psi and that the max difference between cylinders is supposed to be 100 psi. I measured mine and it is 180-175 psi in each cylinder, so that appears good. Re: 2002 fx 140 check engine light If fuel is responsible its a quality issue like suspended water or particulate matter not an octane issue. The HOs run 11.9:1 compression and normal unleaded as a MINIMUM. The R-1 engine runs the same head AFAIA and runs 12.3:1 compression. Across the tank of the R-1 bike is PREMIUM FUEL ONLY. Yamaha's FX140 four-stroke personal watercraft is a major achievement. Explore. Back. Explore . Matched against the more powerful XLT1200 in an informal standing-start acceleration test, the FX140 stayed even until it reached the last 10 to 15 percent of its operating range, when the XLT1200 began to pull away. . Compression ratio: 1.4:1 .
Buy a Motion Pro compression test kit for your Yamaha outboard compression test at Partzilla.com: https://www.partzilla.com/product/aftermarket/3ILR-MOTION-. 2006 Yamaha FX HO Cruiser, bought May 2014 for 50 with 77 hours on stock engine (trim cables, replaced pump with used pump, FX SHO ride plate) . Do a compression test and water test it. BTW Looks like you got a good deal congrats The Stable 2006 Yamaha Fx 140 Cruiser White and Blue 2003 Yamaha Fx 140 White and Blue Sold 2006 Kawasaki STX .
I plan on looking at an 08 AR230 tomorrow and compression is 160 on all cylinders. Forums. New posts Search forums Your . We have members with boats from all the major manufacturers including Yamaha, Seadoo, Scarab and Chaparral. We don't email you SPAM, and the site is totally non-commercial. . if your going for a test ride just make . Its cheaper than OEM and can be cleaned if it gets fouled with oil (scroll down): YAMAHA FX HO / FX140 Good Luck! The FX is a nice stable ride, and just about bulletproof once you get it going. . I will try those things tomorrow. I did do a compression test prior, but it was with the old gas, old oil and the engine was cold. The lowest one . Im doin a compression test on my Yamaha 1.8 sho engine. I cant find the specs. What should the compression be on this engine? . LugNutLS1. Join Date: Jun 2014; Posts: 595; Share Tweet #2. 12-05-2014, 03:58 PM. 120-130 psi 2014 FX SVHO Metallic Black. Comment. Post Cancel. LugNutLS1. Join Date: Jun 2014; Posts: 595; Share Tweet #3. 12-05 . Anyone know what should be the compression on 09 FX SHO. Service manual says 86PSI. Most people say it should be between 100-130psi. My was measured at 124- 126psi by local yamaha shop, but when I asked them what it should be they kind of mulled the answer and said mine is pretty good. I read some members here said theirs was 200PSI.
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yamaha fx140 compression test|FX140, compression, cylinderhead, all ok?