Mercury Outboard Compression Chart

Mercury Outboard Compression Chart – Outboard motor mercury 225 manual. 2002 mercury outboard 150 hp salt water series 2 stroke engine. (155 pages) outboard motor mercury 200 optimax manual. Starting with #1 they are:

(124 pages) engine mercury 200 pro xs operation, maintenance and installation manual. 0:00 / 6:21 compression test on mercury outboard 150 hp|by farhad|fkcamera fkcamvlogs 2.49k subscribers subscribe 170 48k views 4 years. The seller claims that a compression test has shown 120 psi. Leak down test are only viable options on 4 stroke engines and compression test are no longer even recommend on 4 stroke outboards by yamaha.

Mercury Outboard Compression Chart

The test measures how much pressure is built up by the. I took compression readings on all cylinders with all plugs removed. Mercs also have higher compression than the johnson evinrudes etc.

Sierra marine engine and drive products for mercury/mariner outboard applications. It is my understanding that mercury motors have always been high compression motors. Also, you can not use the same values of compression when.

#1 hi all, i’m looking at possibly buying a 1991 mercury 90hp (oil injected) long shaft with power tilt. (see application charts for specific applications) model / hp. The motor was running well until the low.

60 psi is ok on low hp omc. 85, 75, 85, 90, 85, 80. Pressure test was performed with hot and cold engine using two different tester kits.

How to Compression Test on Mercury 2Stroke Outboard Engine