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I have been a PHRF-LO handicapper for 20+ years, but a recent inquiry from a PHRF handicapper in Nova Scotia prompted me to review the information in US Sailing's PHRF handicap lookup page (https://www.ussailing.org/competition/o … ss-lookup/) for C&C 27s. No wonder the person who reached out to me was confused! US Sailing lists the following versions of C&C 27s:
C&C 27 V
C&C 27-1 IB
C&C 27-1 OB
C&C 27-1 TM
C&C 27-2 +915
C&C 27-2 < 914
C&C 27-3 IB
C&C 27-3 OB
C&C 27-3 SD
C&C 27-5
From the C&C 27 Class Association's perspective, there are 5 marks of the C&C 27, as outlined at https://www.cc27association.com/evolution.html (Marks 1-4) and https://www.cc27association.com/vchange.html (Mark 5). These are also defined in our Class Rules at https://www.cc27association.com/pdf/27rules.pdf. The Marks 1 through 4 were only produced with inboard engines; the Mark 5 was offered with an inboard or an outboard, and also in a shoal draft version.
PHRF Lake Ontario thus lists the following versions of C&C 27s:
C&C 27-1 IB
C&C 27-2
C&C 27-3
C&C 27-4
C&C 27-5
C&C 27-5 OB
C&C 27-5 SD
For what it's worth, the data in the PHRF-LO SP list makes it clear that the C&C 27-5 OB has a standard fin keel, and the C&C 27-5 SD has an inboard engine. There are also two "modified" C&C 27s in the PHRF-LO list, but neither is currently registered.
Reconciling the US Sailing designations with our (the Class Association and PHRF-LO) designations:
- what US Sailing calls a C&C 27-1 TM is what we refer to as a Mark 2.
- what US Sailing calls a C&C 27-2 < 914 is what we refer to as a Mark 3.
- what US Sailing calls a C&C 27-2 +915 is what we refer to as a Mark 4.
- what US Sailing calls a C&C 27 V, C&C 27-3, or C&C 27-5 is what we refer to as a Mark 5.
It would certainly be easier if we all used the same terminology. If anyone has any connections to those within US Sailing's PHRF community, I would be pleased to work with them to clean up this confusion.
For reference, see this mark-up of the US Sailing PHRF handicaps:

Last edited by Hugh Morrin (2026-04-09 10:56:02)
Hugh Morrin
Blue Zulu, C&C 27 Mk III, #894
Nepean Sailing Club, www.nsc.ca/cc27
President and back-up webmaster, C&C 27 Association
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