Omc Cobra 3 0 Engine Test Run Youtube Re: idle rpm 3.0 omc cobra. ummm let's take these one at a time: 1) almost stalls & runs rough: solution: try a tune up. 2) vibration: solution: fix the wobbling pulley and then see #1 that's probably not normal! 3) slow out of the hole: see numbers 1 and 2. 4) could it be the 17 degree prop: no!. Ufm82. 2049 posts · joined 2004. #2 · feb 24, 2015. not a good deal when you can't get parts. if it is paired with an omc cobra outdrive you need to steer well clear. parts can be had but be prepared to wait after ordering them and then be prepared to pay $$ for them. i like the trophy boats but be unless the previous owner did his work you.
1988 Omc Cobra 3 0 Engine Running Youtube 1 air or low no oil in reservoir. fill reservoir and cycle trim tilt unit. 2 air in hydraulic system. cycle unit through entire range three to five times. fill reservoir. 3 manual release valve loose or leaking. tighten to a torque of 45 55 in lbs. remove and check the condition of the plastic o rings and seats. I have a 1986 3.0 omc cobra motor. i started my boat at home. ran until temperature gauge reached normal temperature (160). towed to the lake, 30 minutes. put boat in, started right up, drove about 10 minutes, cut boat off, swam about 10 minutes. as i tried to start the boat, it took longer than normal, but started. Just adjusted the stop and got it down to about 950 rough carb needs a rebuild for sure. i have a couple of things going on this is going to be a little long 1987 capri 3.0 omc cobra has not run since 2011 got it running and idling (2000 rpm) very high. block is cracked above freeze plug no water oil mix should i jb weld it and send it. Aug 24, 2010. #1. hi everyone, ive just brought my 1st boat, its a 19ft shetland 536, and it has a 3.0 omc cobra engine, when i collected it matey fired it up for a few seconds and it started fine.a few days later i was going to take it out so i tried starting it and it wouldnt start, it was just turning over until the battery died.
Omc Cobra 3 0 Engine Just adjusted the stop and got it down to about 950 rough carb needs a rebuild for sure. i have a couple of things going on this is going to be a little long 1987 capri 3.0 omc cobra has not run since 2011 got it running and idling (2000 rpm) very high. block is cracked above freeze plug no water oil mix should i jb weld it and send it. Aug 24, 2010. #1. hi everyone, ive just brought my 1st boat, its a 19ft shetland 536, and it has a 3.0 omc cobra engine, when i collected it matey fired it up for a few seconds and it started fine.a few days later i was going to take it out so i tried starting it and it wouldnt start, it was just turning over until the battery died. So here is the issue. i have a 1990 four winns 170 freedom with a 3.0l omc cobra. it sat for a year and was never run . i actually had some time to use it this year so i took it out and had a great time . . . . . for a little while. i have probably put 20 hours on it since the start of summer. Widi59 said: i'm rebuilding a 1987 cobra 3.0 engine for a winter project. valves, springs, pushrods, piston rings and bearings all are readily available at reasonable prices. i'm replacing the pistons .020 os. got a new set on ebay at a reasonable price compared to what the standard prices are, but still too high in my opinion.
Omc Cobra 3 0 Engine So here is the issue. i have a 1990 four winns 170 freedom with a 3.0l omc cobra. it sat for a year and was never run . i actually had some time to use it this year so i took it out and had a great time . . . . . for a little while. i have probably put 20 hours on it since the start of summer. Widi59 said: i'm rebuilding a 1987 cobra 3.0 engine for a winter project. valves, springs, pushrods, piston rings and bearings all are readily available at reasonable prices. i'm replacing the pistons .020 os. got a new set on ebay at a reasonable price compared to what the standard prices are, but still too high in my opinion.
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