WebMaptunerX-tuning for Yamaha Outboards – MaptunerX. From 10% to 46% increase in power depending on model. Flash the ECU yourself with the Maptuner – no need to remove the ECU or visit a dealer. Only the … WebJun 8, 2024 · Yamaha 4.2 V6 250 SHO. When we are talking about taking a semi performance engine and setting it up to perform a little better we always want to look at the critical things first and to me that is the mounts and the steering. For the Yamaha V6, 200 to 250 SHO, there are aftermarket options available to really transform this big outboard.
Yamaha Marine Diagnostic Tool – Mechnician
WebSep 27, 2024 · Does anyone have any experience with the Nizpro Marine ECU flashing for a Yamaha 250 sho? It is supposed to increase your horsepower to 320 hp and increase your torque by 5%. Also said to increase fuel economy and the rev limiter changes to 6400. Looking to see if anyone has run it and what their thoughts are. WebJul 27, 2016 · Yamaha claims the SHO 115 is good for an extra 2.7 mph (50.75 mph) over its F115B motor on a Skeeter TZX 170, a 1,300-pound, 17-foot fiberglass bass boat. The … season a humidor distilled water
Flashing an Outboard Alaska Outdoors Forums
WebFeb 16, 2006 · Messages. 76. Feb 14, 2006. #8. Re: checking the hours on yamaha with home computer. I think I might have found a tach that gives me the hours, trim, oil, and engine temp. It is yamaha part number 6y5-8350t-82-00 It is a digital multi function yamaha tach. I can get it for 250.00. Do you guys think it will hook up to my existing plugin. WebMay 24, 2024 · While waiting for its return, I had the air restricter removed which is a necessary requirement in flashing the unit from 75 to 115. Prior to the conversion i ran a 17x13.25 Quicksilver prop. Max rpm was about 5300 which according to the manual puts you near the top of the power curve for that engine (max engine rpm is 5750). WebJul 8, 2024 · The most drastic performance increases are coming from the 200 SHO (from what I read). I had my 250 SHO flashed a long time ago by Simon motor sports, before Hydrotech was doing them. My limiter is set to 6500. I noticed a performance gain, in terms of time to reach top speed. Getting 0 to top speed faster. season a griddle