Head to head
1
Hard
0
1
Clay
3
1
Carpet
0
Buster C. Mottram's wins on the left · Victor Pecci's on the right · bar lengths share one scale
Momentum
Running lead across all meetings, oldest to newest (walkovers excluded).
All meetings (6)
| 1982 | Johannesburg | Hard | R32 | Buster C. Mottram | 6-0 6-3 |
| 1979 | Milan WCT | Carpet | R32 | Buster C. Mottram | 6-2 6-4 |
| 1978 | Barcelona | Clay | R64 | Buster C. Mottram | 4-6 6-4 7-5 |
| 1978 | Roland Garros | Clay | R32 | Victor Pecci | 6-3 6-0 6-0 |
| 1976 | Louisville | Clay | R16 | Victor Pecci | 6-3 7-6 |
| 1976 | Madrid-1 | Clay | SF | Victor Pecci | 6-4 6-4 |
Methodology
Head-to-head totals and surface splits exclude walkovers (no match was played), which follows ATP convention — walkover meetings still appear in the match list. The momentum chart plots the running lead across all counted meetings, oldest to newest.