Champion do a 26.5mm (1.04") long reach plug.
Seems to be their longest reach plug.
Tuning information: spark plug construction, heat range, indexing, gap settings, plug torque, racing plug...
Type: Posts; User: cambo
Champion do a 26.5mm (1.04") long reach plug.
Seems to be their longest reach plug.
Tuning information: spark plug construction, heat range, indexing, gap settings, plug torque, racing plug...
Bit more info
PLUG STUDIO / NGK
http://www.ngkspark.co.nz/spark-plugs-part-finder
Have a look there.
Without knowing exactly what it's for, it's too hard to find something without a sample.