Sold on Amazon 5 Pack Champion Spark Plugs for Trimmers, Blowers & Many Small Engine Models Champion Part # 852-5PK This is a premium quality replacement part sourced straight from the original manufacturer. This item is made of high quality, durable materials and it is sold individually. Please verify the original part in your owner's manual or on the appropriate parts diagram of your model for correct location and fitment of this item. Replaces OEM Part #'s: Champion: 852, RCJ6Y, RCJ7Y, 6703 Bosch: WS7F, WSR6F Husqvarna: 577484001, HQT-1 HH, 95200249, 503235109, 503235112, 952030150 Stihl: 0000 400 7000, 1110 400 7005, 0000 400 7006 MTD: 791-181765 Tecumseh: 611100 Makita: 965 603 021 Wacker: 0033768, 0108007, 0213755 Shindaiwa: 13000-03506, 15901731730 Red Max: 560273110, 36999041910, 521231701, 521231601 Partner: 503235109 Homelite: 870174001 Carlton: SPCA6 Fits the Following Models: ECHO: 650, 750, EG550 Generators ALPINA: 25, 30, 34, 34D, 42, 42D, 42F, 52, 52F, 550K, 550M, 56T, 66T, VIP21, VIP34F, VIP25D Trimmers ARIENS: BC350, BC460, LT210, TB220, TB260 Trimmers May Fit Additional Models & Brands Which Are NOT Listed Above. Specs: Type: Resistor Reach: 9.5mm Seat Type: Gasket Heat Range: 6 Thread: 14mm Hex Size: 3/4" Weight: 0.8 lbs. Dimensions: 11" x 4" x 16" Package Qty: (1) Champion 5 Pack Spark Plugs