Brisk Silver Racing A10S Spark PlugA10S Brisk Racing Silver Spark Plug Brisk SKU A10S Parameters: Thread Diameter 10mm Thread Reach 19mm 3 4" Hexagon 16mm 5 8" Seat Type Gasket Design Silver Racing Resistor No Projected No Heat Range 10 BRISK HI PERFORMANCE UPGRADE SPARK PLUG REPLACEMENT for spark plugs: NGK CR9E Denso Iridium IU27 Denso Iridium IU01 27 Autolite 4302 NOTE: one step colder spark plug (NGK heat range 10) is BRISK Racing spark plug is BRISK Silver Racing A08S Brisk Silver

DOR15IR Iridium Racing Brisk Performance Spark Plugs

NAOR14LGS Premium LGS Brisk Racing Spark Plugs

RR12YS Brisk Racing Silver Spark Plug

Brisk premium racing spark plugs are a multi spark exposed center core and 360 degree earth electrode design

The core electrode is made of silver metal and is the best material for a spark plugs

Projected Yes

Brisk N17C Replaces:

H08S Brisk Racing Silver Spark Plug

Projected No

NOR15LGS Premium LGS Brisk Racing Spark Plugs

Seat tapered

Better than gold