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Case race

PostPosted: Sat Dec 10, 2022 12:37 pm
by Redpan
Can a Sportster pinion case race (24585-57) be substituted for a KH race (24585-54) ? Is there a difference other than a groove for a set screw?

Re: Case race

PostPosted: Sun Dec 11, 2022 12:21 pm
by Redpan
I guess no one knows.

Re: Case race

PostPosted: Sun Dec 11, 2022 7:33 pm
by Ferrous_Head
I don't have a K Model race. You could work it out by measuring what you have. Can you not find a K race ?

Re: Case race

PostPosted: Sun Dec 11, 2022 8:16 pm
by Redpan
The races I've found are oversize. Listings in catalogs are contradictory and confusing.

Re: Case race

PostPosted: Mon Dec 12, 2022 6:16 am
by gearhead1944
The sportster race does not have the internal snap ring grooves like the K model.

Re: Case race

PostPosted: Mon Dec 12, 2022 10:04 am
by Redpan
Thank you. That's what I need to know.

Re: Case race

PostPosted: Wed Jan 18, 2023 7:22 pm
by Redpan
A standard right side case race for a 1955 KH appears to be unavailable. Can a Sportster race be substituted?