Product Description
SPARK PLUG STK #4838
509571, 503710 Evinrude Johnson OMC
33816737Q, 33816737B 2 Mercury Marine
Resistance: 1 Ohms
Ground Electrode Tip Design: Special Side Ground
Ground Configuration: Standard
Ground Electrode Core Material: Nickel Core
Center Electrode Core Material: Copper Core
Center Electrode Tip Material: Nickel w/ V-groove
Pre-Gap Size: .040 in
Ground Electrode Quantity: 1
Hex Size: 13/16 in
Insulator Height: 55.00 mm
Manufacturer Heat Range: 8
Seat Type: Flat
Reach: .5 in
Thread Diameter: 14.00 mm
