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Forum: Engines & props 29 March 2018, 08:04
Replies: 25
Views: 3,799
Posted By uncle al
A quick reply, regarding quick starts, the quick...

A quick reply, regarding quick starts, the quick start products ignite sooner than the petrol/air mix, puting an abnormal strain on the piston rings. Which could cause them to break. With diesel...
Forum: Engines & props 28 March 2018, 19:41
Replies: 25
Views: 3,799
Posted By uncle al
Please don't use easy start, if you do, your OBM...

Please don't use easy start, if you do, your OBM will get addicted to the damn stuff. I have rebuilt goodness knows how many engines because of that sort of stuff. But at the end of the day I am an...
Forum: Engines & props 26 March 2018, 09:31
Replies: 21
Views: 3,332
Posted By uncle al
Telco, give alwyn my best, tell the sod is still...

Telco, give alwyn my best, tell the sod is still alive.
Forum: Engines & props 20 March 2018, 21:29
Replies: 2
Views: 1,680
Posted By uncle al
Of the top of my head to make it a sixty you will...

Of the top of my head to make it a sixty you will require, 1/a sixty horse power carburettor.From the same serial number range. I think the throat size is different.
2/a different propeller.
All...
Forum: Engines & props 18 March 2018, 10:45
Replies: 10
Views: 9,849
Posted By uncle al
If you tuck the 75/90hp under because of the...

If you tuck the 75/90hp under because of the design of the cars they have extra fuel going into the cylinders. Keep the OBM up and down stops that happening.
Forum: Engines & props 17 March 2018, 22:33
Replies: 10
Views: 9,849
Posted By uncle al
When I went out and did the annual service on the...

When I went out and did the annual service on the coast guard boats, all the 75hp that I went to. I put a long bolt through the transom brackets so the OBM would only tilt down to the straight up and...
Forum: Engines & props 17 March 2018, 22:20
Replies: 10
Views: 9,849
Posted By uncle al
Car should be carb, damn phone again!

Car should be carb, damn phone again!
Forum: Engines & props 17 March 2018, 22:19
Replies: 10
Views: 9,849
Posted By uncle al
I can't help with question one and two, but a...

I can't help with question one and two, but a guide on fuel consumption is a third of the horse power in litres per hour at wide open throttle. A couple of tips about that engine, the tick over has...
Forum: Engines & props 14 March 2018, 15:02
Replies: 4
Views: 3,623
Posted By uncle al
i don't know about know but when I retired.I had...

i don't know about know but when I retired.I had all the specs to check the electrical system of that OBM at Barrus. why not give the service manager a ring at Barrus and see if he can help you?
Forum: Engines & props 08 March 2018, 14:04
Replies: 12
Views: 1,618
Posted By uncle al
when the RNLI had them, we found that the earths...

when the RNLI had them, we found that the earths were not very good, so as part of the RNLI build all the earth cables were disconnected the wire in hand,and the connector in the other hand and...
Forum: Engines & props 13 February 2018, 16:09
Replies: 12
Views: 1,644
Posted By uncle al
Sorry I don't know where you can get a manual....

Sorry I don't know where you can get a manual. The only thing I would suggest is, make sure it's serial number compatable.
Forum: Engines & props 12 February 2018, 21:22
Replies: 12
Views: 1,644
Posted By uncle al
It's okay now as I went on the brunswick site, to...

It's okay now as I went on the brunswick site, to get the factory model year, that's the factory site for merc, Mar and many more brand names. The true year would be the year it was registered to the...
Forum: Engines & props 12 February 2018, 20:56
Replies: 12
Views: 1,644
Posted By uncle al
Bloody phone not error should be should, sorry...

Bloody phone not error should be should, sorry fenland error, it's my bloody phone again sorry.
Forum: Engines & props 12 February 2018, 20:54
Replies: 12
Views: 1,644
Posted By uncle al
I've just looked on the brunswick site, it's as...

I've just looked on the brunswick site, it's as fenland error said either an 1989 or 1990
Forum: Engines & props 12 February 2018, 20:44
Replies: 12
Views: 1,644
Posted By uncle al
What sites have you tried?

What sites have you tried?
Forum: Engines & props 12 February 2018, 18:22
Replies: 12
Views: 1,644
Posted By uncle al
I meant to ask, why has it got an extra fuel...

I meant to ask, why has it got an extra fuel filter?
Forum: Engines & props 12 February 2018, 18:21
Replies: 12
Views: 1,644
Posted By uncle al
We used to call it a sanchion 40.just keep the...

We used to call it a sanchion 40.just keep the oil tank topped up, when I ran any 2str OBM. I always ran them on a double mix, with no problems. The MOD used a lot of them, as did the RNLI. They are...
Forum: Say Hello | New Member Introductions 21 January 2018, 08:47
Replies: 3
Views: 892
Posted By uncle al
75/2str a loverly engine, easy to work on, and...

75/2str a loverly engine, easy to work on, and depending on the year , a set of 90hp carbs, and you have a 90hp.I loved working on these OBMs.
Forum: RIBs & ribbing 02 January 2018, 12:33
Replies: 20
Views: 3,714
Posted By uncle al
The best stand I found at the show was the one...

The best stand I found at the show was the one that sold the waterproofing cream ,for shoes and leather wear.I still use the cream on my old army boots ,and all the family's shoes.
Forum: Engines & props 27 November 2017, 17:16
Replies: 10
Views: 3,332
Posted By uncle al
If they couldn't take a joke they shouldn't have...

If they couldn't take a joke they shouldn't have joined. Most took it in the spirit it was meant for, ie learning. As I have been retarded, sorry retired nearly six years I don't mind giving a few...
Forum: Engines & props 27 November 2017, 17:05
Replies: 10
Views: 3,332
Posted By uncle al
I used to take the ball bearing out, as a fault...

I used to take the ball bearing out, as a fault for the people to find on some service courses.
Forum: Engines & props 27 November 2017, 15:37
Replies: 10
Views: 3,332
Posted By uncle al
Item 29 is a ball and spring, the ball is easy to...

Item 29 is a ball and spring, the ball is easy to loose, result running very rich. A good clean and set it as per servos manual should be OK.
Forum: Engines & props 26 November 2017, 07:11
Replies: 8
Views: 2,544
Posted By uncle al
I found that one of the biggest faults, was the...

I found that one of the biggest faults, was the owners did not read the owners handbook.
Forum: RIBs & ribbing 18 November 2017, 15:44
Replies: 11
Views: 2,304
Posted By uncle al
ok Tim thanks.

ok Tim thanks.
Forum: RIBs & ribbing 18 November 2017, 14:24
Replies: 11
Views: 2,304
Posted By uncle al
marke moo, that 125hp obm and boat,Was it for...

marke moo, that 125hp obm and boat,Was it for water skiing? If so it looks like the 2+2 system. Have you tried the boat on the water?
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