RPM PCT wasted cycles @3500 RPM
1000 1500 2000 2500 3000 3500 4000 4500 5000 5500 6000 0.63%
Stock 16 17 19 20 20 22 26 41 102 168 201 0.31%
Bosch Plat +4 4 4 6 7 9 11 18 20 27 34 38 1.17%
SplitFire 17 18 21 28 35 41 55 69 107 194 217   AVG Misfires per Minute over 5 min 0.57%
NGK TR-6 6 6 8 10 14 20 22 27 33 39 45 0.80%
Champion Copper 4 10 14 15 21 28 45 101 145 152 299 0.03%
Denso Iridium 0 0 0 0 1 1 1 2 2 2 2  
PCT wasted cycles @5500 RPM
3.05%
0.62%
3.53%
0.71%
2.76%
0.04%