Author Topic: Black sparg plug, heavy oil use, new build up engine  (Read 1614 times)

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1977B1

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Reply #30 on: April 12, 2024, 05:10:02 pm
Higher oil level??
BSA C11 250CC OHV RIGID 1940
ENFIELD STD 350 1977
YAMAHA RX 100 1996
CONTINENTAL GT 535 2014


AzCal Retred

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Reply #31 on: April 12, 2024, 05:35:39 pm
Dry sump engine. There's a separate scavenge pump.
A trifecta of Pre-Unit Bullets: a Red Deluxe 500, a Green Standard 500, and a Black ES 350.


1977B1

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Reply #32 on: April 12, 2024, 06:14:45 pm
True...but what i was saying was if the oil tank is over filled.
BSA C11 250CC OHV RIGID 1940
ENFIELD STD 350 1977
YAMAHA RX 100 1996
CONTINENTAL GT 535 2014


stinkwheel

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Reply #33 on: April 12, 2024, 06:19:50 pm
True...but what i was saying was if the oil tank is over filled.

They tend to just fart it out of the breather, making an unholy mess of the outside of your bike until it's back to where it wants to be.


1977B1

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Reply #34 on: April 12, 2024, 06:31:49 pm
LOL...ok got it!!
BSA C11 250CC OHV RIGID 1940
ENFIELD STD 350 1977
YAMAHA RX 100 1996
CONTINENTAL GT 535 2014


stinkwheel

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Reply #35 on: April 12, 2024, 08:33:59 pm
The reason i know is I've made the error a couple of times of checking the oil level on a cold engine, thinking "Wow, that's really low, off the bottom of the dipstick." and topping it up, not realising it had wet-sumped. As soon as you run it, the scavenge pump emptys the crankcase and the tank is then overfilled by half a pint or so.

After a few miles, you get a smell of burning oil and a slithering sensation from the rear wheel as your bike renews it's rear wheel rusproofing..


winsun-enfield

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Reply #36 on: April 13, 2024, 08:36:00 am
I checked for wet-sumping, this is not the case..
I will ride a while with a new plug and opened breahter hose, will check plug again and report here.
When no improval i will dissasemble the head/cylinder...