94 120 V-4 Looper, Minlon (plastic) type carbs. I'm trying to figure out a rough idle problem and I think I may have found it... there are 2 fixed air bleed orifaces, one for idle and one intermediate. But it appears I may have gotten some of them crossed-up when I last rebuilt my carbs, maybe...
Thanks to lots of help here and many, many hours of searching old posts, my 94 120 looper is almost where I want it to be. Here's where I am:
Replaced power pack due to no spark on one cylinder, good strong spark all around now, new Champion QL16V plugs, replaced fuel filter/water separator...
No spark on cylinder 2, weak or intermittent spark on cylinder 4. Shopped for weeks to get an affordable peak reading/multi-meter combination so I could properly test the trigger (timer base). Surprisingly, it is testing good, though I fully expected it was the problem. On to the power pack...
94 V-4 looper, viewing from the port side, the hose attaches to a fitting coming out of the crankcase, immediately underneath the pulse limiter and directly above the shift rod connector. Can't find it in my Clymer manual. I'm wondering what is is for and if it should be open on the other end...
After a costly lower unit failure on a supposed new OEM complete lower unit, I'm thinking it would be a good idea to regularly pressure test my new gearcase myself. Does anyone else pressure test theirs and do you use a commercial tool or did you make one yourself ? Looking for ideas.
I have bought a 94 Evinrude 120 V-4 (looper) with bad gears due to water intrusion, but I fished the boat w/owner several times prior to failure and it ran strong, so I bought it as a fixer-upper. Anyone know if a 92 Evinrude commercial V-4 100hp lower unit w/same length shaft will swap? Looks...
