FR78NX Bosch Spark Plug Super 4 N62 (Pack of 4)

FR78NX Bosch Spark Plug Super 4 N62 (Pack of 4)

Bosch Super 4. The first spark plug with four ground electrodes. This heavy duty retrofit spark plug is an exceptional "power house" for every engine. The Bosch Super 4 is the first spark plug to feature thin ground electrodes with a pointed centre electrode made of a chromium-nickel alloy. It has a sheathed copper core and operates on the surface air gap principle.

SPECIFICATIONS :

Electrode Gap: 1.1 mm

Thread Length: 25 mm

HEX Spanner Size: 16

Spark Position: 4 mm

Number of Electrodes: 4

Tightening Torque: 28 Nm