Table:
text: 1971 Isle of Man TT
1971 Isle of Man Production 750 cc TT final standings
1971 Isle of Man Production 750 cc TT final standings
Rank_ Rider Team Speed Time_
1 Ray Pickrell Triumph 100.07mph 1:30.30.2
2 Tony Jefferies Triumph 98.38mph 1:30.03.0
3 Bob Heath BSA 97.08mph 1:33.17.4
4 Hans-Otto Butenuth BMW 93.75mph 1:36.36.0
5 David Nixon Triumph 93.02mph 1:37.21.0
6 B.J.Clark Norton 92.97mph 1:37.24.6
7 Tom Dickie BMW 91.08mph 1:39.26.0
8 Keith Heckles Norton 86.11mph 1:45.10.8
9 Tony Anderson BMW 85.81mph 1:45.32.0
10 Peter Darvill Honda 80.51mph 1:52.29.4

Question: What was the speed of #7 BMW in the final standings of the 1971 Isle of Man Production 750cc TT?