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Oil scraper ring

Posted: Sat Apr 25, 2026 12:50 pm
by charles.bulloch
Hi, all,

My 1938 VH engine seems to use oil. 1500 miles since a rebore. JP piston. Rings from Thorntons who supplied the piston. Is there a right way up for the oil scraper ring? Can it be fitted upside down?

Engine produces plenty of power.

Charlie

Re: Oil scraper ring

Posted: Sun Apr 26, 2026 10:14 am
by dave.owen
Does it smoke burn oil?

Re: Oil scraper ring

Posted: Sun Apr 26, 2026 10:16 am
by charles.bulloch
Hi, Dave, it smokes a bit on start up. The head will need to come off anyway as the pushrod rubbers leak badly.