Originally Posted by
RaleighSport
Pics above in the response to phtomita's questions show the tons of clearance left with the 38's I think if I wanted I could put on fenders (I don't want), a 2700 started my personal Sekai obsesession. I won't speculate as to whether it was meant for 27's or 700's but being a high end 81 frame it really could be either but [MENTION=20650]T-Mar[/MENTION] might know the actual answer.
I'm not sure what was OEM spec in 1981, as it 27" in 1978 but 700C by 1983. The 1978 photo shows lots of fork clearance, though it's hard to tell on the rear.