Description
The Champion Spark Plug 848 (CJ8Y) is a dependable OE-type replacement spark plug designed for consistent ignition performance and long service life. Its copper core center electrode helps improve conductivity and heat control, supporting reliable starts, reduced fouling, and steady wear across a wide range of compatible outdoor power equipment and small engine applications.
Built to ISO and SAE standards, this Champion Copper Plus plug is designed for standard replacement use in blowers, trimmers, chainsaws, snow equipment, brushcutters, tillers, and utility power equipment. The flat-seat design, nickel electrode materials, non-removable nut terminal, and crush washer configuration help support dependable installation and reliable service in compatible equipment.
Features
- OE-type replacement spark plug
- Champion Copper Plus Small Engine classification
- Dependable performance and durability
- Copper core center electrode for improved conductivity and heat control
- Resists fouling
- Superior corrosion resistance
- Built to ISO and SAE standards for proven performance
- Plug type: CJ8Y
- Part description: Spark Plug
- Grade type: Standard Replacement
- Center electrode tip material: Nickel
- Center electrode design: Standard
- Center electrode diameter: 0.1 in.
- Ground electrode quantity: 1
- Ground electrode tip material: Nickel
- Ground electrode core material: Nickel
- Ground electrode material: Nickel Copper Alloy
- Pre-gap size: 0.025 in. / 0.65 mm
- Hex size: 0.750 in. / 19.050 mm
- Manufacturer heat range: 8
- Seat type: Flat
- Reach: 0.375 in.
- Thread diameter: 0.551 in. / 14.000 mm
- Resistor type: No
- Electrical terminal type: Non-Removable Nut
- Hex type: Hex
- Washer included: Yes
- Washer type: Crush
- Indexed: No
- Subject to Prop 65: No
Vehicle Fitment
Agricultural, Industrial, Construction, and Equipment Fitment
Compatible with listed applications including, but not limited to:
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Ariens — 522EC, M21, SS322, ST520, ST521, ST521E, ST522H
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Allen — Base
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Bobcat — Base
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Bradson — Base
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Brushking — BK32, BK32LT
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Bunton — Base
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Bush Hog — Base
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Convertible — Base
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Country Clipper — Base
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Craftsman — Base, 247.884410, 35481, 35483, 35484, 35608, 35609, 35881, 35885, 35889, 358356, 358.354831, 358.354871, 358.356081, 358.742420 Weedwacker, 358.742470 Brushwacker, 358.773110, 358.795020 Brushwacker, 358.795390, 358.795620, 358.796050, 358.796090, 358.796100 Weedwacker, 358.796200 Weedwacker, 358.796260 Weedwacker, 358.796280 Weedwacker, 358.796290 Weedwacker, 358.797030, 358.797202, 358.797203, 358.797251, 358.797290, 358.797310, 358.797320, 358.797340, 358.797450, 358.797750, 358.797770, 358.797910, 358.797921, 358.797922, 358.797950, 358.797960, 358.797961, 358.797981, 358.797982, 358.797990, 358.798210 Weedwacker, 358.798212 Weedwacker, 358.798940, 358.798960, 358.798980, 536.292500, 536.292510, 536.292520, 536.292523, 536.797500, 536.797501, 536.797502, 536.884581, 536.884670, 536.884681, 536.885210, 536.885211, 536.885213, 536.885214, 59820, 59918
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Cub Cadet — Base, 321, 520E, 520R
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Cub Cadet Commercial — CS5018
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Dayton — 4Z-251, 4Z-251A
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Ditch Devil — Base
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Dynamark — Base
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Eaglestar — Base
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Echo — Base, 280E, 290EVL, 300EVL, 400EVL, 500EVL, ED2000, ED2000IA, EDR2100, LM212, LM212P, LMC212, SRM2601, ST-4500, ST-4500E, ST-5000, ST-5000E, TC2100
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Efco — 132 S, 147, 152, 156, MT 3750, MT 4100 SP
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Elliott — Base — 0.04L 40cc/2.44095cid
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Elite — Base
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Encore — Base
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Everride — Base
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Exmark — Base
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Ferris — Base
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Giant Mow — Base
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Giant-Vac — Base
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Gravely — Base
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Green Machine — 4000LP, 4500LP, 7600, 7700
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Haban — Base
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Hoffco — Base, B16 Little Hoe, Li'l Hoe, PH490
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Homelite-Jacobsen — 320, 320E, 420, 420E
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Honda — Base, EM500, EM500K1, EM600, GV200, GV400, GV400K1, HR21
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Husqvarna — Base, 18H, 21LCN, 23LC, 26LC, 32L, 120L, 120LC, 120R, 122, 122HB, 122L, 125B, 125BT, 125BVX, 125L, 125LD, 125LDX, 125R, 128C, 128CD, 128DJX, 128L, 128LD, 129R, 132HBV, 132L, 132LD, 132R, 132RB, 132RJ, CT16A, CT20, CT20A, EZ17, EZ4217, HVT40, LTH1742T, LTH1742TWIN, Master 46, MK500, Mondo, Mondo Max, Mondo Mega, Pro 15, Rider 15T, Rider 15T AWD, Rider Pro15, Rider Pro15V2, Rider Pro15V2 AWD, Rider Pro18, Rider Pro18 AWD, ST20, ST20E, ST21, ST21E
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Jacobsen — Base
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John Deere — Base, 21C, 21S, TRS21, X300, X304
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Jiffy — Base
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Jonsered — 2041 Turbo, 2094, 2095 Turbo, 6000, Mini 600, Mini Sawmill 600+, M510SP, Power Pruner HP36
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Kawasaki — Base, KBL23A, KBL25A
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Katex — KAT-34
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Kee — Base
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Kioritz — Base
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Komatsu Zenoau — Base
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Lawn Chief — Base
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Lawn-Boy — Base, 320E, 320R, Goldpro Series, Silverpro Series, ST320, ST320e
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Lesco — Base
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Lesco Equipment — Base, LBB4200, LHB2100, LHD1700, LHE2475, LHS3050, LHS4050, LST2100, LST2450
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Little Wonder — Base
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Makita — DCS330S, DCS340, DCS341, DCS342, DCS34, DCS390, DCS391, DCS400, DCS401, DCS430, DCS431, DCS460, DCS510, DCS5200i, DCS520i, DCS6400, DCS6401, DCS6420, DCS7300, DCS7301, DCS7900, DCS7901, DPC7001, DPC7003, DPC9501
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Mantis — Base
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Maruyama — Base, BC200, BC200C, BC201, BC201C, BC2030, BC2300, BC2320, BC2321, BC2321C, BC260, BC2600, BC260C, BC260H, BC2620, BC2621, BC2800, BC3020, BC3021, BC3200, BC320C, BC320H, BC321, BC3210, BC402H, BC402M, BC420, BC4200H, BC4250H, BC480M, BC500H, BC5050H, BCL2250, BCL2250C, BCL2550, ED2320, ED260, ED261, ED2610, ED2620, EHT2300D, EHT2321D, EHT2321DSL, EHT2600D, EHT260D, ETH2250DS, HT159, HT159L, HT220, HT2200, HT220L, HT2210, HT230, HT2300, HT2300D, HT2300DL, HT2300L, HT230D, HT230L, HT2320, HT2320D, HT2321D, HT2321DLR, HT2321DR, HT2321L, HT242, HT242L, HT260D, MC2300, MC2310, MC2312SBCA, MC2320, MC260, MC260C, MC260D, MC260E, MC260S, MC260T, MC261, MC2610, MC2620, MC2621, MC321, ML23, ML23H, ML23P, ML23S, MP2532E2, MS036, MS045D, MS046, MS055D, MS055ED, MS056, MS056E, MS068, MSO55D, MD155DX, MD157, MD159
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Mastercraft — Base
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MTA — 309, 343
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MTD — Base
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MTD Pro — Base
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Murray — Base
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New Holland — Base
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Nogmatic — 6CV-All
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Noma — Base
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Olympyk — Super 480, Super 481
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Paramount — GB151, GB351, PHT19, PLT2145
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Patriot — Base
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Poulan / Poulan Pro — 165, 175, 385, 395, 4000, 3400, 3700, 375, 3800, 422, 432, BVM200, PE3500, PHT19, PL200, PL500, PP22, PP110, PP113, PP117, PP135, PP185, PP195, PP375, PP395, PP422, PP432, PPFTC14, PR28CD, PR28PS, PT3000, PT6000, PT7000
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Power Pruner — PP1200, PP1250, PP1400, PP1600
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Powermate — PM4500
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Pro — G300AVS, G300TS
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Redmax — 812, 814, AG431, BC220, BC221, BC2300DL, BC260, BC2600DL, BC262, BC280, BC340, BC340DL, BC341DL, BC342, BC342DL, BC430DWM, BC440, BC440DWM, BC441DWM, BC442, BC442DWM, G300AVS, G300TS, HB260, HE260, HE261, RE220, SGC220, BT280
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Robin — Base, EC041ETR, HT200L, HT231, HT231L, NB351
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Robin-Subaru — SGL3000-II
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Roper — TTM
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Scotts — Base, F1016-000
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Sentinel — Base
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Shindaiwa — 101, 300S, 345, 350, 415, 416, 450, 451, 500, 575, 577P, 680, 695, Base, C260, C270, E345, E350, E406, E440, E480, E680AV, PB27, PB270, T242, T242X, T260, T260 Limited, T261, T270, T270X, T282, T282X, YB301, YB401, YB501, YB601, YB701, YB901
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Signature — Base, 320E, 320M, 521E, 521M
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Simplicity — Base, 5-51 ST, 319E, 319M, 520M ST, 555M
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Skilsaw — 1641
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Sno Power — Base
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Solo — 127B, 127L, 128, 130H, 132, 137, 152, 153, 422, 616AC, 644SP, 647, 654, 664, 665AV
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STIHL — 1601, BG72, BT106C, FR106, FS66, FS72, FS74AVE, FS74AVRE, FS75, FS76AVE, FS76AVRE, FS80, FS80R, FS81, FS85, FS85R, FS86AVRE, FS88AVE, FS88AVRE, FS106AVE, FS108, HL75, HL75L, HS72, HS74, HS75, HS76, HS80, HS85, MM55 Yard Boss, MM55CE Yard Boss
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Tanaka — 2110, 2211, 2251, 240, 250, 4500, 500, 5000, 7000S, AST-210, AST-5000, AST-5770, AST-7000, ECS-4000B, ECS-505, ECS-506, ECS-650, ECS-655, ES-650/20, ES-650/24, ESC-655, HTD-2000, HTD-2100, HTD-240, HTD-2520PF, HTD-2522PF, HTD-2526PF, HTD-2530, HTD-2530PF, HTD-2540, HTS-2530PF, SP-351, SP-37, SP-411, TBC-2100, TBC-220, TBC-280, TBC-4000, TBC-420, TBC-420PF, TBC-430PF, TBC-4500, TBC-4501, TBC-500, TBL-4610, TCP-210, TCG22EAB, TCG22EAD, TCG22EAS, TED-210, THT-210, THT-210S, THT-2120, THT-240, THT-2510, THT-2520, THT-2530, THT-2540, TPE-250
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Taral — TF22G
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Tecumseh — Base, AH520, AH600, FH381V, FH411V, FH430V, FH451V, FH480V, FH500V, FH531V, FH541V, FH580V, FH580V KAI, G3D10, G3D20, HSK300, HSK600, HSK635, HSK840, HSK845, HSK850, TC200, TC300, TCH200, TEX54, TH098SA, TH139SA, TH139SP, TM049XA
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Tillsmith — Base
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Toro — Base, CCR 1000, CCR 2000, CCR 2400, CCR 2450 GTS, CCR 2500, CCR 3000 GTS, CCR 3650 GTS, CCR Powerlite, S-620, Z300, Z334
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Trim Rite — Base
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Trim-A-Lawn — 152501, 152525, 152536, 153500, 153503, 153504, 153535, 154902, 154949, 154950
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Troy-Bilt — 11078 Speedy Hoe, 11381 Speedy Hoe, 12001 Speedy Hoe, 12103 Speedy Hoe, 42020, 42021
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Turf King — TK2145
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U.S. Engines — Base
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Ultra — Base
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Vandermolen Windmill — 850BTx
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Vigor — 152F
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Wacker-Neuson — CTS12
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Walker — Base
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Weed Eater — BC24W, BV165, BV1650, BV1800, BV2000 Barracuda, Featherlite, Featherlite XT200, FL1500 Featherlite, GBI20, GBI22, GBI22V, GBI30, GE21, GHT17, GHT22, GHT180, GHT220 Excalibur, LT7000, PL200, PL500, Plus, Pro Trim, Prolite, SB180 Twister, SE200 Stick Edger, SST, SV22, SV30 Barracuda, TE400, Twist'N Edge, Ultratrim, Wild Thing, XT25, XT35, XT55, XT65, XT400
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White — Base, SB-50, SB-55
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Wizard — AV18
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Yamaha — EF600, YBC20D, YBC20S, YBC30D, YBC40D, YBC50D
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Yard Marvel — Base
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Yardman — 140
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Yazoo/Kees — Base
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Z-Cart — Base
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Zenoah / Xenoah / Komatsu Zenoau — Base, BC174E, BC254E, BC430DWM, BC430FWM, BK340FI, G320AV, G320AVS, G380AV, G380AVS
Additional Engine and Power Unit Fitment
Also listed for numerous standalone engine and power unit applications, including:
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Base — 1-cylinder application
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Elliott Base — 0.04L 40cc/2.44095cid
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FH381V — 2-cylinder V2 431cc/26.3cid
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FH430V — 2-cylinder V2 application
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FH451V — 2-cylinder V2 application
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FH480V — 1-cylinder application
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FH500V — 2-cylinder V2 493cc/30.1cid
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FH531V — 2-cylinder V2 493cc/30.1cid
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FH541V — 2-cylinder V2 application
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FH580V — 2-cylinder V2 application
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FH580V KAI — 2-cylinder V2 application
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G3D10 — 1-cylinder application
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G3D20 — 1-cylinder application
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GV150 — 1-cylinder application
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GV200 — 1-cylinder 197cc/12cid
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GV400 — 1-cylinder 406cc/28.1cid
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GV400K1 — 1-cylinder application
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TC200 — 1-cylinder application
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TC300 — 1-cylinder application
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TCH200 — 1-cylinder application
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TEX54 — 1-cylinder application
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TH098SA — 1-cylinder application
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TH139SA — 1-cylinder application
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TH139SP — 1-cylinder application
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TM049XA — 1-cylinder application
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35/41 Series — 1-cylinder application
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AH520 — 1-cylinder application
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AH600 — 1-cylinder application
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HSK300 — 1-cylinder application
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HSK600 — 1-cylinder application
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HSK635 — 1-cylinder application
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HSK840 — 1-cylinder application
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HSK845 — 1-cylinder application
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HSK850 — 1-cylinder application
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EY45V — 1-cylinder application
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HXL840 — 1-cylinder application