Cox model engine
Cylinders
Columns: Engine | Exhaust Ports | Bypass Ports | Bypass Boosters | SPI | Tapered Grind | Number on cyl.
Space Bug | Open | 2 | 0 | Yes | Yes | None | Thermal Hopper | Open | 2 | 0 | Yes | Yes | None | Space Bug Jnr | Open | 1 | 0 | Yes | Yes | None | Space Hopper | Open | 2 | 0, 2 side flutes in 1961 | Yes | Yes | None, #4 on 1961 models | Strato Bug | Open | 2 | 0 | Yes | Yes | None | Product Engine | Open | 1 | 0 | Yes | Yes, No after Leisure | 2 | SureStart | Slit | 2 | 1 | No | No | None | Babe Bee | Open | 1 | 0 | Yes | Yes, No after Leisure | 2 | Golden Bee | Open | 1 | 0 | Yes | Yes, No after Leisure | 2 | Black Widow pre 96 | Open | 2 | 0 | Yes | No | 1 | Black Widow post 96 | Slit | 2 | 1 | No | No | None | Texaco | Slit | 2 | 1 | No | No | None | QRC pre 96 | Open | 2 | 0 | No | No | 6 | QRC post 96 | Slit | 2 | 0 | No | No | None | Killer Bee ‘96 | Slit | 2 | 1 | Yes | Yes 1 | None | Killer Bee ‘02 | Slit | 2 | 1 | No | No | None | Venom | Open | 2 | 1 | Yes | Yes 1 | None | Medallion pre 96 | Open | 2 | 0 | Yes | No | 1 | Medallion post 96 | Slit | 2 | 0 | No | No | None | Medallion 051 | Slit | 2 | 1 | No | No | 7 | Tee Dee 049 | Open | 2 | 2 | Yes | Yes 2 | 4