Thread 14mm x hex 3/4" (19mm) x pitch 1.25mm. Ceramic resistor. Heat range 9. 12.7mm (1/2") reach. Standard 2.5mm copper core cent...
Thread 10mm x hex 5/8" (16mm) x pitch 1.00mm. Ceramic resistor. Heat range 9. 19mm (3/4") reach. 2 ground electrodes. Intermittent...
Thread 14mm x reach 19mm x hex 20.8mm. Spark plugs used for racing must withstand especially hard stresses. The speeds during a race are fre...
Thread 10mm x hex 5/8" (16mm) x pitch 1.00mm. Heat range 8. 12.7mm (1/2") reach. Standard 2.5mm copper core centre electrode. Spec...
Thread 14mm x hex 13/16" x pitch 1.25mm. Heat range 5. Reach 12.7mm (1/2"). Standard 2.5mm copper core centre electrode. 0.7-0.8mm...
Thread 14mm x hex 3/4" (19mm) x pitch 1.25mm. Compact type (Bantam). Heat range 6. Reach 9.5mm (3/8"). 0.7-0.8mm gap.
Premium iridium electrode. Thread 10mm x reach 19mm x hex 16mm. Gasket seat type. Ceramic resistor. Heat range 9. 0.9mm (0.035") gap.
Premium iridium electrode. Thread 10mm x reach 19mm x hex 16mm. Gasket seat type. Ceramic resistor. Heat range 9. Special design. 0.9mm (0.0...
Premium iridium electrode. Thread 14mm x reach 19mm x hex 13/16". Gasket seat type. Ceramic resistor. Heat range 6. 1.1mm (0.044")...
Thread 14mm x hex 5/8" (16mm) x pitch 1.25mm. Projected insulator. Ceramic resistor. Heat range 7. Reach 19mm (3/4"). 3 hybrid gro...
Thread 10mm x hex 5/8" (16mm) x pitch 1.00mm. Ceramic resistor. Heat range 9. 19mm (3/4") reach. Half thread (12.7mm threaded). Ir...
Thread 14mm x hex 13/16" x pitch 1.25mm. Heat range 6. Reach 9.5mm (3/8").
Thread 14mm x hex 13/16" x pitch 1.25mm. Projected insulator. Heat range 4. Reach 12.7mm (1/2"). Standard 2.5mm copper core centre...
Thread 14mm x hex 3/4" (19mm) x pitch 1.25mm. Ceramic resistor. Heat range 9. 19mm (3/4") reach. Fouling resistant. 0.7-0.8mm gap.
Thread 14mm x hex 13/16" x pitch 1.25mm. Heat range 7. Reach 19mm (3/4"). 0.7-0.8mm gap.
Thread 14mm x hex 3/4" (19mm) x pitch 1.25mm. Ceramic resistor. Heat range 9. 19mm (3/4") reach. Fine wire nickel alloy centre ele...
Thread 14mm x hex 13/16" x pitch 1.25mm. Projected insulator. Heat range 8. Reach 12.7mm (1/2"). Standard 2.5mm copper core centre...
Thread 14mm x hex 3/4" (19mm) x pitch 1.25mm. Projected insulator. Compact type (Bantam). Heat range 7. 9.5mm (3/8") reach. 0.7-0....