The champion copper plus spark plug for laverda 1000 jota 1976-1974 is part of the latest collection from champion.Features: features a copper core center electrode that allows for accurate control of heat range, optimizing performance and longevity of the spark plug patented sac-9 semi-conductor resistor for maximum emi and rfi suppression patented ultrasealâ coated shell for rust prevention specifications: center electrode projection: non-projected center electrode type: standard electrode tip material: nickel alloy ground electrode configuration: single ground electrode shape: standard heat range: 2 hex size imperial: 13 16 hex size metric: 20.6 Mm hex size: 20.6 Mm 13 16 model: rn2c product name: spark plug research value: finalized to fit: aprilia mx 50 2003 all models aprilia mx 50 2004 all models aprilia rs 50 1993 extrema european models aprilia rs 50 1994 extrema european models aprilia rs 50 1995 extrema european models aprilia rs 50 1996 extrema european models aprilia rs 50 1997 extrema european models aprilia rs 50 1998 extrema european models aprilia rs 50 1999 extrema european models aprilia rs 50 1999 replica american models aprilia rs 50 2000 extrema european models aprilia rs 50 2000 replica american models aprilia rs 50 2001 extrema european models aprilia rs 50 2001 replica american models aprilia rs 50 2002 replica all models aprilia rs 50 2003 replica all models aprilia rs 50 2004 replica all models aprilia rs 50 2005 replica all models aprilia rs 50...