In the course of about 90 seconds, I advised him that his engine had a scored cylinder. As always, I started with a compression check. About 6 years ago, a young man showed up asking me to diagnose and fix his outboard. This is the first how to instructional that I've written and I've chosen compression as a topic because I think it's the most important check you can run on a used outboard. Johnson Outboard Topics 4-Stroke Adjust Age Alarm Battery Bogging Bracket Cable Carburetor Charging Coil Cold Compression. Johnson Parts Johnson Repair Manual Powerheads Johnson Propellers Lower Units. Johnson Outboard Compression Forum Topics. Outboard compression numbers Post by crazymanme2 ยป, 12:50 You hear people talk about compression numbers.Do any of you people know what a newer motor compression. Definitely outside the 10% and seem low but can't find what the normal compression numbers should be. How to do them and what the results mean for you! Looking for some diagnostic expertise on some compression test numbers on a 1984 Johnson 90 HP V4. Here is everything that you need to know about outboard compression tests. Good results for Four-Strokes should be 180-210 PSI, and Two-Strokes should be around 110-130 PSI. Results vary depending on whether the outboard is a Four-Stroke or a Two-Stroke. What Outboard Compression Test Results Mean. Johnson 22 HP Outboard Manuals return to top Year Model 1935 P-75 1936 P-80 1937 PO-37 1938 PO-38 1939 PO-39 1940 PO-10 1941-50 PO-15 Johnson 24 HP Outboard Manuals return to top Year Model 1930 PR-50 Johnson 25 HP Outboard Manuals return to top.
0 Comments
Leave a Reply. |
AuthorWrite something about yourself. No need to be fancy, just an overview. Archives
December 2022
Categories |