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1965 Honda CP77 — Ulsan Metro City, Rep. Korea
Restored with original parts — Owner: J. Doe

Piston rings

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jnbmoore
honda305.com Member
Posts: 16
Joined: Thu Oct 26, 2017 8:00 pm
Location: Ohio

Piston rings

Post by jnbmoore » Sun Jul 15, 2018 9:31 pm

I have a box of genuine Honda piston rings for a 305 engine. Part number on the box looks like 18030-275-000 or maybe 13030-275-000. Not sure. Would these be standard rings or oversize?

AlanW
honda305.com Member
Posts: 167
Joined: Tue Jul 01, 2014 6:33 am
Location: Wirral UK.

Post by AlanW » Mon Jul 16, 2018 3:43 am

Hi, Part number 13030-275-000 are + 0.50 oversize. They are second rebore.
Regards Al.

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