CHAMPION SPARK PLUG CJ8 #843 #843-1 Replaces RCJ8 CJ11 HT10J 018-3015-8 J91 JT8 JT8J UCJ7G UCJ8G BM4A BM6 BM6A BM6A10 BM7 BM7A BMR4A 5628 5728 5921 6321 6521, SELECT: Card or Shop Pack
Champion copper plus small engine plugs resist fouling and provide superior corrosion resistance
Feature a copper core electrode that provides increased conductivity and heat control while delivering good overall wear characteristics
Engineered to exceed OE designs and maximum durability
Designed for easy starting
Plug Type: CJ8
Seat Type: Gasket
Hex Size: 3/4 in
Thread Size: 14 mm
Thread Reach: 0.375 in
Installed Height: 1.5 in (shorty)
Gap: 0.027-0.033in (0.69-0.84 mm)
Heat Range: 8
Center Electrode Material: Nickel Copper Alloy
Ground Electrode Material: Nickel Copper Alloy
Classification: Champion Copper Plus Small Engine
Insulator Material: Zirconia Enhanced
Resistor Plug: Non-resistor
MPN: CJ8 #843
UPC: 037551011094
Shop Pack plugs are from a Bulk Shop Pack and are shipped wrapped in individual bubble wrap units.
Purchase is for one spark plug.
USA domestic shipments are shipped USPS Ground Advantage Mail with Tracking