The NGK BR6HIX Iridium IX spark plug for Hercules Mx-1 25 1989-1993 is engineered for motorcycles demanding top-level performance and reliability. With ultra-fine electrodes and advanced materials,...

The NGK BR6HIX Iridium IX spark plug for Hercules Optima 3 40 1982-1987 is engineered for motorcycles demanding top-level performance and reliability. With ultra-fine electrodes and advanced...

The NGK BR6HIX Iridium IX spark plug for Hercules Optima 3S 50 1988-1989 is engineered for motorcycles demanding top-level performance and reliability. With ultra-fine electrodes and advanced...

The NGK BR6HIX Iridium IX spark plug for Hercules Prima 2 25 1988-1995 is engineered for motorcycles demanding top-level performance and reliability. With ultra-fine electrodes and advanced...

The NGK BR6HIX Iridium IX spark plug for Hercules Prima 3 25 1983-1994 is engineered for motorcycles demanding top-level performance and reliability. With ultra-fine electrodes and advanced...

The NGK BR6HIX Iridium IX spark plug for Hercules Prima 4 25 1987-1994 is engineered for motorcycles demanding top-level performance and reliability. With ultra-fine electrodes and advanced...

The NGK BR6HIX Iridium IX spark plug for Hercules Prima 5 25 1987-1995 is engineered for motorcycles demanding top-level performance and reliability. With ultra-fine electrodes and advanced...

The NGK BR6HIX Iridium IX spark plug for Hercules Prima 6 25 1979-1980 is engineered for motorcycles demanding top-level performance and reliability. With ultra-fine electrodes and advanced...

The NGK BR6HIX Iridium IX spark plug for Hercules Prima G3 25 1985-1987 is engineered for motorcycles demanding top-level performance and reliability. With ultra-fine electrodes and advanced...

The NGK BR6HIX Iridium IX spark plug for Hercules Prima Gt 25 1988-1995 is engineered for motorcycles demanding top-level performance and reliability. With ultra-fine electrodes and advanced...