Spark Plug Champion J99 Construction: Stainless steel hose and

Construction: Stainless steel hose and braid with copper tube ends

Overall Length: 7-3/4 inches (196 mm)

Oilco: OC-10

Dual Cutting Edges: The hardened tip is ground on both sides to create two cutting edges

MODELS: J82 / 83-DS

Spark Plug Champion J99 Construction: Stainless steel hose andThe Champion J99 Spark Plug (part number 599) is an industrial grade spark plug designed for heavy duty performance in high compression and high load environments. Here are the key specifications: Plug Type: J99 Part Number: 599 Thread Size: 14mm Thread Reach: Typically around 0. 375 inch Hex Size: 13 16 inch (0. 813 inch) Seat Type: Flat with crush washer included Center Electrode Tip Material: Nickel Ground Electrode Core Material: Nickel Resistor