Qty 4: Spark Plug Fits International/Farmall Replaces 21A808

One New Aftermarket Qty 4: Spark Plug

Tech Info:
-18mm Thread
-1/2″ Reach
-7/8″ Hex Shoulder
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–
-Standard Info
-Thread Size: 18mm
-Hex Size: 13/16″ (20.6mm)
-Reach: 12mm (.472″)
-Seat Type: Gasket
-Gap: .028″ (0.7mm)
-Heat Range: 2
-Terminal Type: Removable Nut
-Resistor: No
-Thread Pitch: 1.5mm
-Center Electrode
-Type: Standard
-Material: Nickel
-Size: 2.5mm
-Projection: Non-Projected
-Ground Electrode
-Type: Standard
-Material: Nickel

Made to Fit International/Farmall:
Crawler Models: T6
Model Breaks: T6 (Plug Gap .025″)
Replaces Part Number(s): 3116, 3035, 3136, 376, 378, D15, D15Y, D18, D18Y, RD15Y, RD18Y, AL3116, AL386, 353982R91, 21A808, G44840, AB-2, AB2, AB6, A6, 585F, C86, C87, S85F, 375, 377, AC 285F, D10, D14, D16, D16J, D21, D9, D9J, K13, K15J, 2910, M17, M14, RD14, RD16, UD16, D89D

Industrial Tractor Models: 2404, 2424, 2444, 2504, 2544, 2544, 3514, 2400A, 2500A, I4, I6
Replaces Part Number(s): 3116, 3035, 3136, 376, 378, D15, D15Y, D18, D18Y, RD15Y, RD18Y, AL3116, AL386, 353982R91, 21A808, G44840, AB-2, AB2, AB6, A6, 585F, C86, C87, S85F, 375, 377, AC 285F, D10, D14, D16, D16J, D21, D9, D9J, K13, K15J, 2910, M17, M14, RD14, RD16, UD16, D89D

Tractor Models: A, I4, AV, Super A, Super AV, B, BN, C, Super C, Cub, Cub Loboy, 154, 184, 185, H, HV, Super H, Super HV, M, Super M, MTA, MV, O4, O6, OS4, OS6, W4, W6, W6TA, Super W4, Super W6, Super W6TA, 100, 130, 140, 200, 230, 240, 300, 330, 340, 350, 400, W400, 404, 424, 444, 450, W450, 454, 460, 464, 504, 544, 560, 574, 606, 656, 660, 666, 674, 686, 706, 756, 766, 806, 826, 856, Hydro 70, Hydro 86
Replaces Part Number(s): 3116, 3035, 3136, 376, 378, D15, D15Y, D18, D18Y, RD15Y, RD18Y, AL3116, AL386, 353982R91, 21A808, G44840, AB-2, AB2, AB6, A6, 585F, C86, C87, S85F, 375, 377, AC 285F, D10, D14, D16, D16J, D21, D9, D9J, K13, K15J, 2910, M17, M14, RD14, RD16, UD16, D89D

Models This Part Fits:

520, 530, 620, 630, 720, 730, Super A, Super CAdditional Information: 18mm Thread1/2″ Reach7/8″ Hex ShoulderStandard InfoThread Size: 18mmHex Size: 13/16″ (20.6mm)Reach: 12mm (.472″)Seat Type: GasketGap: .028″ (0.7mm)Heat Range: 2Terminal Type: Removable NutResistor: NoThread Pitch: 1.5mmCenter ElectrodeType: StandardMaterial: NickelSize: 2.5mmProjection: Non-ProjectedGround ElectrodeType: StandardMaterial: Nickel

Reference Numbers:

AL3116, AL3116PK4, AL3116PK4-A, AL386, AL386-A