Spark Plug, Bosch 7305 Equivalent: CAT 194-8518, CAT 301-6663, CAT 146-2588, CUM 4010981, CUM 4098162, CUM 2866879, WAU 60999Z, WAU 69919D, CAT 224-2700, CAT 243-4291, CAT 479-7702, CAT 149-9931, GUA 76.64.292, Available FREE Shipping on orders over $2000 Login for price Description Spark plug Bosch 7305 - MR3DII360 - 0 242 356 503Bosch 7305 Double Iridium Spark Plug for Industrial EnginesSpecifications:Thread Size: 18mmSeat Type: GasketResistor: YesReach: 20.6mm (13/16")Hex Size: 7/8" (22.2mm)Terminal Type: Removable NutGap: 0.011" (0.3mm)Good for:Caterpillar G3520, G3520C (Biogas only)Cummins QSV 81G, QSV 91G, QSK 19G, QSK 45G, QSK 60G, QSK 38G , QSK 50GGuascor FG180, FGLD180, FG240, FGLD240, FGLD360, FGLD480, SFGLD480Perkins 4000 SeriesSuperior 1706G2, 1712G1, 2400 G SeriesWaukesha P48, L36, H24, F18, L7044GSI - 13/16" Rch Heads