Sylvester Pheifer (Pfeiffer?) boxeador
- combates
- 9
- ganados
- 1
- perdidos
- 8
- empates
- 0
- Estado
- inactive
- División
- middleweight
- Debut
- 1942-10-20
- Altura
- -
- Alcanza
- -
- Edad
- -
- Nacimiento
- -
- Muerte
- -
- Nacionalidad
- USA
| Fecha | Oponente | Resultados últimos oponentes | Lugar | Resultado |
|---|---|---|---|---|
| 1942-12-08 | Lee Matthews | LLLLDL | Westchester County Center, White Plains | WIN Technical knockout |
| 1942-12-05 | Ernest Barnwell | LWLWW | Ridgewood Grove, Brooklyn | LOST Points |
| 1942-11-24 | Frankie Young | WWWWLL | Arena, New Haven | LOST Points |
| 1942-11-23 | Al Barbosa | LLLLDW | St. Nicholas Arena, New York | LOST Points |
| 1942-11-16 | Cirvey Lee Kinsey | WL | Arena, Trenton | LOST Points |
| 1942-11-14 | Charley McPherson | WWLWWW | Ridgewood Grove, Brooklyn | LOST Points |
| 1942-10-31 | Ernest Barnwell | L | Ridgewood Grove, Brooklyn | LOST Points |
| 1942-10-24 | Mike Lewis | DWWW | Ridgewood Grove, Brooklyn | LOST Points |
| 1942-10-20 | Warner Reade | debut | Broadway Arena, Brooklyn | LOST Technical knockout |